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bl(a,b,c,d,e){this.tag=b;this.containerInfo=a;this.finishedWork=this.pingCache=this.current=this.pendingChildren=null;this.timeoutHandle=-1;this.callbackNode=this.pendingContext=this.context=null;this.callbackPriority=0;this.eventTimes=zc(0);this.expirationTimes=zc(-1);this.entangledLanes=this.finishedLanes=this.mutableReadLanes=this.expiredLanes=this.pingedLanes=this.suspendedLanes=this.pendingLanes=0;this.entanglements=zc(0);this.identifierPrefix=d;this.onRecoverableError=e;this.mutableSourceEagerHydrationData=\nnull}function cl(a,b,c,d,e,f,g,h,k){a=new bl(a,b,c,h,k);1===b?(b=1,!0===f&&(b|=8)):b=0;f=Bg(3,null,null,b);a.current=f;f.stateNode=a;f.memoizedState={element:d,isDehydrated:c,cache:null,transitions:null,pendingSuspenseBoundaries:null};ah(f);return a}function dl(a,b,c){var d=3= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\n return c > 3 && r && Object.defineProperty(target, key, r), r;\n}\n\nexport function 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Object.getOwnPropertyDescriptor(target, contextIn.name) : {});\n var _, done = false;\n for (var i = decorators.length - 1; i >= 0; i--) {\n var context = {};\n for (var p in contextIn) context[p] = p === \"access\" ? {} : contextIn[p];\n for (var p in contextIn.access) context.access[p] = contextIn.access[p];\n context.addInitializer = function (f) { if (done) throw new TypeError(\"Cannot add initializers after decoration has completed\"); extraInitializers.push(accept(f || null)); };\n var result = (0, decorators[i])(kind === \"accessor\" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);\n if (kind === \"accessor\") {\n if (result === void 0) continue;\n if (result === null || typeof result !== \"object\") throw new TypeError(\"Object expected\");\n if (_ = accept(result.get)) descriptor.get = _;\n if (_ = accept(result.set)) descriptor.set = _;\n if (_ = accept(result.init)) initializers.unshift(_);\n }\n else if (_ = accept(result)) {\n if (kind === \"field\") initializers.unshift(_);\n else descriptor[key] = _;\n }\n }\n if (target) Object.defineProperty(target, contextIn.name, descriptor);\n done = true;\n};\n\nexport function __runInitializers(thisArg, initializers, value) {\n var useValue = arguments.length > 2;\n for (var i = 0; i < initializers.length; i++) {\n value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);\n }\n return useValue ? value : void 0;\n};\n\nexport function __propKey(x) {\n return typeof x === \"symbol\" ? x : \"\".concat(x);\n};\n\nexport function __setFunctionName(f, name, prefix) {\n if (typeof name === \"symbol\") name = name.description ? \"[\".concat(name.description, \"]\") : \"\";\n return Object.defineProperty(f, \"name\", { configurable: true, value: prefix ? \"\".concat(prefix, \" \", name) : name });\n};\n\nexport function __metadata(metadataKey, metadataValue) {\n if (typeof Reflect === \"object\" && typeof Reflect.metadata === \"function\") return Reflect.metadata(metadataKey, metadataValue);\n}\n\nexport function __awaiter(thisArg, _arguments, P, generator) {\n function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }\n return new (P || (P = Promise))(function (resolve, reject) {\n function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }\n function rejected(value) { try { step(generator[\"throw\"](value)); } catch (e) { reject(e); } }\n function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }\n step((generator = generator.apply(thisArg, _arguments || [])).next());\n });\n}\n\nexport function __generator(thisArg, body) {\n var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;\n return g = { next: verb(0), \"throw\": verb(1), \"return\": verb(2) }, typeof Symbol === \"function\" && (g[Symbol.iterator] = function() { return this; }), g;\n function verb(n) { return function (v) { return step([n, v]); }; }\n function step(op) {\n if (f) throw new TypeError(\"Generator is already executing.\");\n while (g && (g = 0, op[0] && (_ = 0)), _) try {\n if (f = 1, y && (t = op[0] & 2 ? y[\"return\"] : op[0] ? y[\"throw\"] || ((t = y[\"return\"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;\n if (y = 0, t) op = [op[0] & 2, t.value];\n switch (op[0]) {\n case 0: case 1: t = op; break;\n case 4: _.label++; return { value: op[1], done: false };\n case 5: _.label++; y = op[1]; op = [0]; continue;\n case 7: op = _.ops.pop(); _.trys.pop(); continue;\n default:\n if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }\n if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }\n if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }\n if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }\n if (t[2]) _.ops.pop();\n _.trys.pop(); continue;\n }\n op = body.call(thisArg, _);\n } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }\n if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };\n }\n}\n\nexport var __createBinding = Object.create ? (function(o, m, k, k2) {\n if (k2 === undefined) k2 = k;\n var desc = Object.getOwnPropertyDescriptor(m, k);\n if (!desc || (\"get\" in desc ? !m.__esModule : desc.writable || desc.configurable)) {\n desc = { enumerable: true, get: function() { return m[k]; } };\n }\n Object.defineProperty(o, k2, desc);\n}) : (function(o, m, k, k2) {\n if (k2 === undefined) k2 = k;\n o[k2] = m[k];\n});\n\nexport function __exportStar(m, o) {\n for (var p in m) if (p !== \"default\" && !Object.prototype.hasOwnProperty.call(o, p)) __createBinding(o, m, p);\n}\n\nexport function __values(o) {\n var s = typeof Symbol === \"function\" && Symbol.iterator, m = s && o[s], i = 0;\n if (m) return m.call(o);\n if (o && typeof o.length === \"number\") return {\n next: function () {\n if (o && i >= o.length) o = void 0;\n return { value: o && o[i++], done: !o };\n }\n };\n throw new TypeError(s ? \"Object is not iterable.\" : \"Symbol.iterator is not defined.\");\n}\n\nexport function __read(o, n) {\n var m = typeof Symbol === \"function\" && o[Symbol.iterator];\n if (!m) return o;\n var i = m.call(o), r, ar = [], e;\n try {\n while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);\n }\n catch (error) { e = { error: error }; }\n finally {\n try {\n if (r && !r.done && (m = i[\"return\"])) m.call(i);\n }\n finally { if (e) throw e.error; }\n }\n return ar;\n}\n\n/** @deprecated */\nexport function __spread() {\n for (var ar = [], i = 0; i < arguments.length; i++)\n ar = ar.concat(__read(arguments[i]));\n return ar;\n}\n\n/** @deprecated */\nexport function __spreadArrays() {\n for (var s = 0, i = 0, il = arguments.length; i < il; i++) s += arguments[i].length;\n for (var r = Array(s), k = 0, i = 0; i < il; i++)\n for (var a = arguments[i], j = 0, jl = a.length; j < jl; j++, k++)\n r[k] = a[j];\n return r;\n}\n\nexport function __spreadArray(to, from, pack) {\n if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {\n if (ar || !(i in from)) {\n if (!ar) ar = Array.prototype.slice.call(from, 0, i);\n ar[i] = from[i];\n }\n }\n return to.concat(ar || Array.prototype.slice.call(from));\n}\n\nexport function __await(v) {\n return this instanceof __await ? (this.v = v, this) : new __await(v);\n}\n\nexport function __asyncGenerator(thisArg, _arguments, generator) {\n if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n var g = generator.apply(thisArg, _arguments || []), i, q = [];\n return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i;\n function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }\n function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(q[0][3], e); } }\n function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r); }\n function fulfill(value) { resume(\"next\", value); }\n function reject(value) { resume(\"throw\", value); }\n function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\n}\n\nexport function __asyncDelegator(o) {\n var i, p;\n return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\n function verb(n, f) { i[n] = o[n] ? function (v) { return (p = !p) ? { value: __await(o[n](v)), done: false } : f ? f(v) : v; } : f; }\n}\n\nexport function __asyncValues(o) {\n if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n var m = o[Symbol.asyncIterator], i;\n return m ? m.call(o) : (o = typeof __values === \"function\" ? __values(o) : o[Symbol.iterator](), i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i);\n function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }\n function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }\n}\n\nexport function __makeTemplateObject(cooked, raw) {\n if (Object.defineProperty) { Object.defineProperty(cooked, \"raw\", { value: raw }); } else { cooked.raw = raw; }\n return cooked;\n};\n\nvar __setModuleDefault = Object.create ? (function(o, v) {\n Object.defineProperty(o, \"default\", { enumerable: true, value: v });\n}) : function(o, v) {\n o[\"default\"] = v;\n};\n\nexport function __importStar(mod) {\n if (mod && mod.__esModule) return mod;\n var result = {};\n if (mod != null) for (var k in mod) if (k !== \"default\" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);\n __setModuleDefault(result, mod);\n return result;\n}\n\nexport function __importDefault(mod) {\n return (mod && mod.__esModule) ? mod : { default: mod };\n}\n\nexport function __classPrivateFieldGet(receiver, state, kind, f) {\n if (kind === \"a\" && !f) throw new TypeError(\"Private accessor was defined without a getter\");\n if (typeof state === \"function\" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError(\"Cannot read private member from an object whose class did not declare it\");\n return kind === \"m\" ? f : kind === \"a\" ? f.call(receiver) : f ? f.value : state.get(receiver);\n}\n\nexport function __classPrivateFieldSet(receiver, state, value, kind, f) {\n if (kind === \"m\") throw new TypeError(\"Private method is not writable\");\n if (kind === \"a\" && !f) throw new TypeError(\"Private accessor was defined without a setter\");\n if (typeof state === \"function\" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError(\"Cannot write private member to an object whose class did not declare it\");\n return (kind === \"a\" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;\n}\n\nexport function __classPrivateFieldIn(state, receiver) {\n if (receiver === null || (typeof receiver !== \"object\" && typeof receiver !== \"function\")) throw new TypeError(\"Cannot use 'in' operator on non-object\");\n return typeof state === \"function\" ? receiver === state : state.has(receiver);\n}\n\nexport function __addDisposableResource(env, value, async) {\n if (value !== null && value !== void 0) {\n if (typeof value !== \"object\" && typeof value !== \"function\") throw new TypeError(\"Object expected.\");\n var dispose;\n if (async) {\n if (!Symbol.asyncDispose) throw new TypeError(\"Symbol.asyncDispose is not defined.\");\n dispose = value[Symbol.asyncDispose];\n }\n if (dispose === void 0) {\n if (!Symbol.dispose) throw new TypeError(\"Symbol.dispose is not defined.\");\n dispose = value[Symbol.dispose];\n }\n if (typeof dispose !== \"function\") throw new TypeError(\"Object not disposable.\");\n env.stack.push({ value: value, dispose: dispose, async: async });\n }\n else if (async) {\n env.stack.push({ async: true });\n }\n return value;\n}\n\nvar _SuppressedError = typeof SuppressedError === \"function\" ? SuppressedError : function (error, suppressed, message) {\n var e = new Error(message);\n return e.name = \"SuppressedError\", e.error = error, e.suppressed = suppressed, e;\n};\n\nexport function __disposeResources(env) {\n function fail(e) {\n env.error = env.hasError ? new _SuppressedError(e, env.error, \"An error was suppressed during disposal.\") : e;\n env.hasError = true;\n }\n function next() {\n while (env.stack.length) {\n var rec = env.stack.pop();\n try {\n var result = rec.dispose && rec.dispose.call(rec.value);\n if (rec.async) return Promise.resolve(result).then(next, function(e) { fail(e); return next(); });\n }\n catch (e) {\n fail(e);\n }\n }\n if (env.hasError) throw env.error;\n }\n return next();\n}\n\nexport default {\n __extends,\n __assign,\n __rest,\n __decorate,\n __param,\n __metadata,\n __awaiter,\n __generator,\n __createBinding,\n __exportStar,\n __values,\n __read,\n __spread,\n __spreadArrays,\n __spreadArray,\n __await,\n __asyncGenerator,\n __asyncDelegator,\n __asyncValues,\n __makeTemplateObject,\n __importStar,\n __importDefault,\n __classPrivateFieldGet,\n __classPrivateFieldSet,\n __classPrivateFieldIn,\n __addDisposableResource,\n __disposeResources,\n};\n","export function devAssert(condition, message) {\n const booleanCondition = Boolean(condition);\n\n if (!booleanCondition) {\n throw new Error(message);\n }\n}\n","/**\n * Return true if `value` is object-like. A value is object-like if it's not\n * `null` and has a `typeof` result of \"object\".\n */\nexport function isObjectLike(value) {\n return typeof value == 'object' && value !== null;\n}\n","export function invariant(condition, message) {\n const booleanCondition = Boolean(condition);\n\n if (!booleanCondition) {\n throw new Error(\n message != null ? message : 'Unexpected invariant triggered.',\n );\n }\n}\n","import { invariant } from '../jsutils/invariant.mjs';\nconst LineRegExp = /\\r\\n|[\\n\\r]/g;\n/**\n * Represents a location in a Source.\n */\n\n/**\n * Takes a Source and a UTF-8 character offset, and returns the corresponding\n * line and column as a SourceLocation.\n */\nexport function getLocation(source, position) {\n let lastLineStart = 0;\n let line = 1;\n\n for (const match of source.body.matchAll(LineRegExp)) {\n typeof match.index === 'number' || invariant(false);\n\n if (match.index >= position) {\n break;\n }\n\n lastLineStart = match.index + match[0].length;\n line += 1;\n }\n\n return {\n line,\n column: position + 1 - lastLineStart,\n };\n}\n","import { getLocation } from './location.mjs';\n\n/**\n * Render a helpful description of the location in the GraphQL Source document.\n */\nexport function printLocation(location) {\n return printSourceLocation(\n location.source,\n getLocation(location.source, location.start),\n );\n}\n/**\n * Render a helpful description of the location in the GraphQL Source document.\n */\n\nexport function printSourceLocation(source, sourceLocation) {\n const firstLineColumnOffset = source.locationOffset.column - 1;\n const body = ''.padStart(firstLineColumnOffset) + source.body;\n const lineIndex = sourceLocation.line - 1;\n const lineOffset = source.locationOffset.line - 1;\n const lineNum = sourceLocation.line + lineOffset;\n const columnOffset = sourceLocation.line === 1 ? firstLineColumnOffset : 0;\n const columnNum = sourceLocation.column + columnOffset;\n const locationStr = `${source.name}:${lineNum}:${columnNum}\\n`;\n const lines = body.split(/\\r\\n|[\\n\\r]/g);\n const locationLine = lines[lineIndex]; // Special case for minified documents\n\n if (locationLine.length > 120) {\n const subLineIndex = Math.floor(columnNum / 80);\n const subLineColumnNum = columnNum % 80;\n const subLines = [];\n\n for (let i = 0; i < locationLine.length; i += 80) {\n subLines.push(locationLine.slice(i, i + 80));\n }\n\n return (\n locationStr +\n printPrefixedLines([\n [`${lineNum} |`, subLines[0]],\n ...subLines.slice(1, subLineIndex + 1).map((subLine) => ['|', subLine]),\n ['|', '^'.padStart(subLineColumnNum)],\n ['|', subLines[subLineIndex + 1]],\n ])\n );\n }\n\n return (\n locationStr +\n printPrefixedLines([\n // Lines specified like this: [\"prefix\", \"string\"],\n [`${lineNum - 1} |`, lines[lineIndex - 1]],\n [`${lineNum} |`, locationLine],\n ['|', '^'.padStart(columnNum)],\n [`${lineNum + 1} |`, lines[lineIndex + 1]],\n ])\n );\n}\n\nfunction printPrefixedLines(lines) {\n const existingLines = lines.filter(([_, line]) => line !== undefined);\n const padLen = Math.max(...existingLines.map(([prefix]) => prefix.length));\n return existingLines\n .map(([prefix, line]) => prefix.padStart(padLen) + (line ? ' ' + line : ''))\n .join('\\n');\n}\n","import { isObjectLike } from '../jsutils/isObjectLike.mjs';\nimport { getLocation } from '../language/location.mjs';\nimport {\n printLocation,\n printSourceLocation,\n} from '../language/printLocation.mjs';\n\nfunction toNormalizedOptions(args) {\n const firstArg = args[0];\n\n if (firstArg == null || 'kind' in firstArg || 'length' in firstArg) {\n return {\n nodes: firstArg,\n source: args[1],\n positions: args[2],\n path: args[3],\n originalError: args[4],\n extensions: args[5],\n };\n }\n\n return firstArg;\n}\n/**\n * A GraphQLError describes an Error found during the parse, validate, or\n * execute phases of performing a GraphQL operation. In addition to a message\n * and stack trace, it also includes information about the locations in a\n * GraphQL document and/or execution result that correspond to the Error.\n */\n\nexport class GraphQLError extends Error {\n /**\n * An array of `{ line, column }` locations within the source GraphQL document\n * which correspond to this error.\n *\n * Errors during validation often contain multiple locations, for example to\n * point out two things with the same name. Errors during execution include a\n * single location, the field which produced the error.\n *\n * Enumerable, and appears in the result of JSON.stringify().\n */\n\n /**\n * An array describing the JSON-path into the execution response which\n * corresponds to this error. Only included for errors during execution.\n *\n * Enumerable, and appears in the result of JSON.stringify().\n */\n\n /**\n * An array of GraphQL AST Nodes corresponding to this error.\n */\n\n /**\n * The source GraphQL document for the first location of this error.\n *\n * Note that if this Error represents more than one node, the source may not\n * represent nodes after the first node.\n */\n\n /**\n * An array of character offsets within the source GraphQL document\n * which correspond to this error.\n */\n\n /**\n * The original error thrown from a field resolver during execution.\n */\n\n /**\n * Extension fields to add to the formatted error.\n */\n\n /**\n * @deprecated Please use the `GraphQLErrorOptions` constructor overload instead.\n */\n constructor(message, ...rawArgs) {\n var _this$nodes, _nodeLocations$, _ref;\n\n const { nodes, source, positions, path, originalError, extensions } =\n toNormalizedOptions(rawArgs);\n super(message);\n this.name = 'GraphQLError';\n this.path = path !== null && path !== void 0 ? path : undefined;\n this.originalError =\n originalError !== null && originalError !== void 0\n ? originalError\n : undefined; // Compute list of blame nodes.\n\n this.nodes = undefinedIfEmpty(\n Array.isArray(nodes) ? nodes : nodes ? [nodes] : undefined,\n );\n const nodeLocations = undefinedIfEmpty(\n (_this$nodes = this.nodes) === null || _this$nodes === void 0\n ? void 0\n : _this$nodes.map((node) => node.loc).filter((loc) => loc != null),\n ); // Compute locations in the source for the given nodes/positions.\n\n this.source =\n source !== null && source !== void 0\n ? source\n : nodeLocations === null || nodeLocations === void 0\n ? void 0\n : (_nodeLocations$ = nodeLocations[0]) === null ||\n _nodeLocations$ === void 0\n ? void 0\n : _nodeLocations$.source;\n this.positions =\n positions !== null && positions !== void 0\n ? positions\n : nodeLocations === null || nodeLocations === void 0\n ? void 0\n : nodeLocations.map((loc) => loc.start);\n this.locations =\n positions && source\n ? positions.map((pos) => getLocation(source, pos))\n : nodeLocations === null || nodeLocations === void 0\n ? void 0\n : nodeLocations.map((loc) => getLocation(loc.source, loc.start));\n const originalExtensions = isObjectLike(\n originalError === null || originalError === void 0\n ? void 0\n : originalError.extensions,\n )\n ? originalError === null || originalError === void 0\n ? void 0\n : originalError.extensions\n : undefined;\n this.extensions =\n (_ref =\n extensions !== null && extensions !== void 0\n ? extensions\n : originalExtensions) !== null && _ref !== void 0\n ? _ref\n : Object.create(null); // Only properties prescribed by the spec should be enumerable.\n // Keep the rest as non-enumerable.\n\n Object.defineProperties(this, {\n message: {\n writable: true,\n enumerable: true,\n },\n name: {\n enumerable: false,\n },\n nodes: {\n enumerable: false,\n },\n source: {\n enumerable: false,\n },\n positions: {\n enumerable: false,\n },\n originalError: {\n enumerable: false,\n },\n }); // Include (non-enumerable) stack trace.\n\n /* c8 ignore start */\n // FIXME: https://github.com/graphql/graphql-js/issues/2317\n\n if (\n originalError !== null &&\n originalError !== void 0 &&\n originalError.stack\n ) {\n Object.defineProperty(this, 'stack', {\n value: originalError.stack,\n writable: true,\n configurable: true,\n });\n } else if (Error.captureStackTrace) {\n Error.captureStackTrace(this, GraphQLError);\n } else {\n Object.defineProperty(this, 'stack', {\n value: Error().stack,\n writable: true,\n configurable: true,\n });\n }\n /* c8 ignore stop */\n }\n\n get [Symbol.toStringTag]() {\n return 'GraphQLError';\n }\n\n toString() {\n let output = this.message;\n\n if (this.nodes) {\n for (const node of this.nodes) {\n if (node.loc) {\n output += '\\n\\n' + printLocation(node.loc);\n }\n }\n } else if (this.source && this.locations) {\n for (const location of this.locations) {\n output += '\\n\\n' + printSourceLocation(this.source, location);\n }\n }\n\n return output;\n }\n\n toJSON() {\n const formattedError = {\n message: this.message,\n };\n\n if (this.locations != null) {\n formattedError.locations = this.locations;\n }\n\n if (this.path != null) {\n formattedError.path = this.path;\n }\n\n if (this.extensions != null && Object.keys(this.extensions).length > 0) {\n formattedError.extensions = this.extensions;\n }\n\n return formattedError;\n }\n}\n\nfunction undefinedIfEmpty(array) {\n return array === undefined || array.length === 0 ? undefined : array;\n}\n/**\n * See: https://spec.graphql.org/draft/#sec-Errors\n */\n\n/**\n * Prints a GraphQLError to a string, representing useful location information\n * about the error's position in the source.\n *\n * @deprecated Please use `error.toString` instead. Will be removed in v17\n */\nexport function printError(error) {\n return error.toString();\n}\n/**\n * Given a GraphQLError, format it according to the rules described by the\n * Response Format, Errors section of the GraphQL Specification.\n *\n * @deprecated Please use `error.toJSON` instead. Will be removed in v17\n */\n\nexport function formatError(error) {\n return error.toJSON();\n}\n","import { GraphQLError } from './GraphQLError.mjs';\n/**\n * Produces a GraphQLError representing a syntax error, containing useful\n * descriptive information about the syntax error's position in the source.\n */\n\nexport function syntaxError(source, position, description) {\n return new GraphQLError(`Syntax Error: ${description}`, {\n source,\n positions: [position],\n });\n}\n","/**\n * Contains a range of UTF-8 character offsets and token references that\n * identify the region of the source from which the AST derived.\n */\nexport class Location {\n /**\n * The character offset at which this Node begins.\n */\n\n /**\n * The character offset at which this Node ends.\n */\n\n /**\n * The Token at which this Node begins.\n */\n\n /**\n * The Token at which this Node ends.\n */\n\n /**\n * The Source document the AST represents.\n */\n constructor(startToken, endToken, source) {\n this.start = startToken.start;\n this.end = endToken.end;\n this.startToken = startToken;\n this.endToken = endToken;\n this.source = source;\n }\n\n get [Symbol.toStringTag]() {\n return 'Location';\n }\n\n toJSON() {\n return {\n start: this.start,\n end: this.end,\n };\n }\n}\n/**\n * Represents a range of characters represented by a lexical token\n * within a Source.\n */\n\nexport class Token {\n /**\n * The kind of Token.\n */\n\n /**\n * The character offset at which this Node begins.\n */\n\n /**\n * The character offset at which this Node ends.\n */\n\n /**\n * The 1-indexed line number on which this Token appears.\n */\n\n /**\n * The 1-indexed column number at which this Token begins.\n */\n\n /**\n * For non-punctuation tokens, represents the interpreted value of the token.\n *\n * Note: is undefined for punctuation tokens, but typed as string for\n * convenience in the parser.\n */\n\n /**\n * Tokens exist as nodes in a double-linked-list amongst all tokens\n * including ignored tokens. is always the first node and \n * the last.\n */\n constructor(kind, start, end, line, column, value) {\n this.kind = kind;\n this.start = start;\n this.end = end;\n this.line = line;\n this.column = column; // eslint-disable-next-line @typescript-eslint/no-non-null-assertion\n\n this.value = value;\n this.prev = null;\n this.next = null;\n }\n\n get [Symbol.toStringTag]() {\n return 'Token';\n }\n\n toJSON() {\n return {\n kind: this.kind,\n value: this.value,\n line: this.line,\n column: this.column,\n };\n }\n}\n/**\n * The list of all possible AST node types.\n */\n\n/**\n * @internal\n */\nexport const QueryDocumentKeys = {\n Name: [],\n Document: ['definitions'],\n OperationDefinition: [\n 'name',\n 'variableDefinitions',\n 'directives',\n 'selectionSet',\n ],\n VariableDefinition: ['variable', 'type', 'defaultValue', 'directives'],\n Variable: ['name'],\n SelectionSet: ['selections'],\n Field: ['alias', 'name', 'arguments', 'directives', 'selectionSet'],\n Argument: ['name', 'value'],\n FragmentSpread: ['name', 'directives'],\n InlineFragment: ['typeCondition', 'directives', 'selectionSet'],\n FragmentDefinition: [\n 'name', // Note: fragment variable definitions are deprecated and will removed in v17.0.0\n 'variableDefinitions',\n 'typeCondition',\n 'directives',\n 'selectionSet',\n ],\n IntValue: [],\n FloatValue: [],\n StringValue: [],\n BooleanValue: [],\n NullValue: [],\n EnumValue: [],\n ListValue: ['values'],\n ObjectValue: ['fields'],\n ObjectField: ['name', 'value'],\n Directive: ['name', 'arguments'],\n NamedType: ['name'],\n ListType: ['type'],\n NonNullType: ['type'],\n SchemaDefinition: ['description', 'directives', 'operationTypes'],\n OperationTypeDefinition: ['type'],\n ScalarTypeDefinition: ['description', 'name', 'directives'],\n ObjectTypeDefinition: [\n 'description',\n 'name',\n 'interfaces',\n 'directives',\n 'fields',\n ],\n FieldDefinition: ['description', 'name', 'arguments', 'type', 'directives'],\n InputValueDefinition: [\n 'description',\n 'name',\n 'type',\n 'defaultValue',\n 'directives',\n ],\n InterfaceTypeDefinition: [\n 'description',\n 'name',\n 'interfaces',\n 'directives',\n 'fields',\n ],\n UnionTypeDefinition: ['description', 'name', 'directives', 'types'],\n EnumTypeDefinition: ['description', 'name', 'directives', 'values'],\n EnumValueDefinition: ['description', 'name', 'directives'],\n InputObjectTypeDefinition: ['description', 'name', 'directives', 'fields'],\n DirectiveDefinition: ['description', 'name', 'arguments', 'locations'],\n SchemaExtension: ['directives', 'operationTypes'],\n ScalarTypeExtension: ['name', 'directives'],\n ObjectTypeExtension: ['name', 'interfaces', 'directives', 'fields'],\n InterfaceTypeExtension: ['name', 'interfaces', 'directives', 'fields'],\n UnionTypeExtension: ['name', 'directives', 'types'],\n EnumTypeExtension: ['name', 'directives', 'values'],\n InputObjectTypeExtension: ['name', 'directives', 'fields'],\n};\nconst kindValues = new Set(Object.keys(QueryDocumentKeys));\n/**\n * @internal\n */\n\nexport function isNode(maybeNode) {\n const maybeKind =\n maybeNode === null || maybeNode === void 0 ? void 0 : maybeNode.kind;\n return typeof maybeKind === 'string' && kindValues.has(maybeKind);\n}\n/** Name */\n\nvar OperationTypeNode;\n\n(function (OperationTypeNode) {\n OperationTypeNode['QUERY'] = 'query';\n OperationTypeNode['MUTATION'] = 'mutation';\n OperationTypeNode['SUBSCRIPTION'] = 'subscription';\n})(OperationTypeNode || (OperationTypeNode = {}));\n\nexport { OperationTypeNode };\n","/**\n * The set of allowed directive location values.\n */\nvar DirectiveLocation;\n\n(function (DirectiveLocation) {\n DirectiveLocation['QUERY'] = 'QUERY';\n DirectiveLocation['MUTATION'] = 'MUTATION';\n DirectiveLocation['SUBSCRIPTION'] = 'SUBSCRIPTION';\n DirectiveLocation['FIELD'] = 'FIELD';\n DirectiveLocation['FRAGMENT_DEFINITION'] = 'FRAGMENT_DEFINITION';\n DirectiveLocation['FRAGMENT_SPREAD'] = 'FRAGMENT_SPREAD';\n DirectiveLocation['INLINE_FRAGMENT'] = 'INLINE_FRAGMENT';\n DirectiveLocation['VARIABLE_DEFINITION'] = 'VARIABLE_DEFINITION';\n DirectiveLocation['SCHEMA'] = 'SCHEMA';\n DirectiveLocation['SCALAR'] = 'SCALAR';\n DirectiveLocation['OBJECT'] = 'OBJECT';\n DirectiveLocation['FIELD_DEFINITION'] = 'FIELD_DEFINITION';\n DirectiveLocation['ARGUMENT_DEFINITION'] = 'ARGUMENT_DEFINITION';\n DirectiveLocation['INTERFACE'] = 'INTERFACE';\n DirectiveLocation['UNION'] = 'UNION';\n DirectiveLocation['ENUM'] = 'ENUM';\n DirectiveLocation['ENUM_VALUE'] = 'ENUM_VALUE';\n DirectiveLocation['INPUT_OBJECT'] = 'INPUT_OBJECT';\n DirectiveLocation['INPUT_FIELD_DEFINITION'] = 'INPUT_FIELD_DEFINITION';\n})(DirectiveLocation || (DirectiveLocation = {}));\n\nexport { DirectiveLocation };\n/**\n * The enum type representing the directive location values.\n *\n * @deprecated Please use `DirectiveLocation`. Will be remove in v17.\n */\n","/**\n * The set of allowed kind values for AST nodes.\n */\nvar Kind;\n\n(function (Kind) {\n Kind['NAME'] = 'Name';\n Kind['DOCUMENT'] = 'Document';\n Kind['OPERATION_DEFINITION'] = 'OperationDefinition';\n Kind['VARIABLE_DEFINITION'] = 'VariableDefinition';\n Kind['SELECTION_SET'] = 'SelectionSet';\n Kind['FIELD'] = 'Field';\n Kind['ARGUMENT'] = 'Argument';\n Kind['FRAGMENT_SPREAD'] = 'FragmentSpread';\n Kind['INLINE_FRAGMENT'] = 'InlineFragment';\n Kind['FRAGMENT_DEFINITION'] = 'FragmentDefinition';\n Kind['VARIABLE'] = 'Variable';\n Kind['INT'] = 'IntValue';\n Kind['FLOAT'] = 'FloatValue';\n Kind['STRING'] = 'StringValue';\n Kind['BOOLEAN'] = 'BooleanValue';\n Kind['NULL'] = 'NullValue';\n Kind['ENUM'] = 'EnumValue';\n Kind['LIST'] = 'ListValue';\n Kind['OBJECT'] = 'ObjectValue';\n Kind['OBJECT_FIELD'] = 'ObjectField';\n Kind['DIRECTIVE'] = 'Directive';\n Kind['NAMED_TYPE'] = 'NamedType';\n Kind['LIST_TYPE'] = 'ListType';\n Kind['NON_NULL_TYPE'] = 'NonNullType';\n Kind['SCHEMA_DEFINITION'] = 'SchemaDefinition';\n Kind['OPERATION_TYPE_DEFINITION'] = 'OperationTypeDefinition';\n Kind['SCALAR_TYPE_DEFINITION'] = 'ScalarTypeDefinition';\n Kind['OBJECT_TYPE_DEFINITION'] = 'ObjectTypeDefinition';\n Kind['FIELD_DEFINITION'] = 'FieldDefinition';\n Kind['INPUT_VALUE_DEFINITION'] = 'InputValueDefinition';\n Kind['INTERFACE_TYPE_DEFINITION'] = 'InterfaceTypeDefinition';\n Kind['UNION_TYPE_DEFINITION'] = 'UnionTypeDefinition';\n Kind['ENUM_TYPE_DEFINITION'] = 'EnumTypeDefinition';\n Kind['ENUM_VALUE_DEFINITION'] = 'EnumValueDefinition';\n Kind['INPUT_OBJECT_TYPE_DEFINITION'] = 'InputObjectTypeDefinition';\n Kind['DIRECTIVE_DEFINITION'] = 'DirectiveDefinition';\n Kind['SCHEMA_EXTENSION'] = 'SchemaExtension';\n Kind['SCALAR_TYPE_EXTENSION'] = 'ScalarTypeExtension';\n Kind['OBJECT_TYPE_EXTENSION'] = 'ObjectTypeExtension';\n Kind['INTERFACE_TYPE_EXTENSION'] = 'InterfaceTypeExtension';\n Kind['UNION_TYPE_EXTENSION'] = 'UnionTypeExtension';\n Kind['ENUM_TYPE_EXTENSION'] = 'EnumTypeExtension';\n Kind['INPUT_OBJECT_TYPE_EXTENSION'] = 'InputObjectTypeExtension';\n})(Kind || (Kind = {}));\n\nexport { Kind };\n/**\n * The enum type representing the possible kind values of AST nodes.\n *\n * @deprecated Please use `Kind`. Will be remove in v17.\n */\n","/**\n * ```\n * WhiteSpace ::\n * - \"Horizontal Tab (U+0009)\"\n * - \"Space (U+0020)\"\n * ```\n * @internal\n */\nexport function isWhiteSpace(code) {\n return code === 0x0009 || code === 0x0020;\n}\n/**\n * ```\n * Digit :: one of\n * - `0` `1` `2` `3` `4` `5` `6` `7` `8` `9`\n * ```\n * @internal\n */\n\nexport function isDigit(code) {\n return code >= 0x0030 && code <= 0x0039;\n}\n/**\n * ```\n * Letter :: one of\n * - `A` `B` `C` `D` `E` `F` `G` `H` `I` `J` `K` `L` `M`\n * - `N` `O` `P` `Q` `R` `S` `T` `U` `V` `W` `X` `Y` `Z`\n * - `a` `b` `c` `d` `e` `f` `g` `h` `i` `j` `k` `l` `m`\n * - `n` `o` `p` `q` `r` `s` `t` `u` `v` `w` `x` `y` `z`\n * ```\n * @internal\n */\n\nexport function isLetter(code) {\n return (\n (code >= 0x0061 && code <= 0x007a) || // A-Z\n (code >= 0x0041 && code <= 0x005a) // a-z\n );\n}\n/**\n * ```\n * NameStart ::\n * - Letter\n * - `_`\n * ```\n * @internal\n */\n\nexport function isNameStart(code) {\n return isLetter(code) || code === 0x005f;\n}\n/**\n * ```\n * NameContinue ::\n * - Letter\n * - Digit\n * - `_`\n * ```\n * @internal\n */\n\nexport function isNameContinue(code) {\n return isLetter(code) || isDigit(code) || code === 0x005f;\n}\n","import { isWhiteSpace } from './characterClasses.mjs';\n/**\n * Produces the value of a block string from its parsed raw value, similar to\n * CoffeeScript's block string, Python's docstring trim or Ruby's strip_heredoc.\n *\n * This implements the GraphQL spec's BlockStringValue() static algorithm.\n *\n * @internal\n */\n\nexport function dedentBlockStringLines(lines) {\n var _firstNonEmptyLine2;\n\n let commonIndent = Number.MAX_SAFE_INTEGER;\n let firstNonEmptyLine = null;\n let lastNonEmptyLine = -1;\n\n for (let i = 0; i < lines.length; ++i) {\n var _firstNonEmptyLine;\n\n const line = lines[i];\n const indent = leadingWhitespace(line);\n\n if (indent === line.length) {\n continue; // skip empty lines\n }\n\n firstNonEmptyLine =\n (_firstNonEmptyLine = firstNonEmptyLine) !== null &&\n _firstNonEmptyLine !== void 0\n ? _firstNonEmptyLine\n : i;\n lastNonEmptyLine = i;\n\n if (i !== 0 && indent < commonIndent) {\n commonIndent = indent;\n }\n }\n\n return lines // Remove common indentation from all lines but first.\n .map((line, i) => (i === 0 ? line : line.slice(commonIndent))) // Remove leading and trailing blank lines.\n .slice(\n (_firstNonEmptyLine2 = firstNonEmptyLine) !== null &&\n _firstNonEmptyLine2 !== void 0\n ? _firstNonEmptyLine2\n : 0,\n lastNonEmptyLine + 1,\n );\n}\n\nfunction leadingWhitespace(str) {\n let i = 0;\n\n while (i < str.length && isWhiteSpace(str.charCodeAt(i))) {\n ++i;\n }\n\n return i;\n}\n/**\n * @internal\n */\n\nexport function isPrintableAsBlockString(value) {\n if (value === '') {\n return true; // empty string is printable\n }\n\n let isEmptyLine = true;\n let hasIndent = false;\n let hasCommonIndent = true;\n let seenNonEmptyLine = false;\n\n for (let i = 0; i < value.length; ++i) {\n switch (value.codePointAt(i)) {\n case 0x0000:\n case 0x0001:\n case 0x0002:\n case 0x0003:\n case 0x0004:\n case 0x0005:\n case 0x0006:\n case 0x0007:\n case 0x0008:\n case 0x000b:\n case 0x000c:\n case 0x000e:\n case 0x000f:\n return false;\n // Has non-printable characters\n\n case 0x000d:\n // \\r\n return false;\n // Has \\r or \\r\\n which will be replaced as \\n\n\n case 10:\n // \\n\n if (isEmptyLine && !seenNonEmptyLine) {\n return false; // Has leading new line\n }\n\n seenNonEmptyLine = true;\n isEmptyLine = true;\n hasIndent = false;\n break;\n\n case 9: // \\t\n\n case 32:\n // \n hasIndent || (hasIndent = isEmptyLine);\n break;\n\n default:\n hasCommonIndent && (hasCommonIndent = hasIndent);\n isEmptyLine = false;\n }\n }\n\n if (isEmptyLine) {\n return false; // Has trailing empty lines\n }\n\n if (hasCommonIndent && seenNonEmptyLine) {\n return false; // Has internal indent\n }\n\n return true;\n}\n/**\n * Print a block string in the indented block form by adding a leading and\n * trailing blank line. However, if a block string starts with whitespace and is\n * a single-line, adding a leading blank line would strip that whitespace.\n *\n * @internal\n */\n\nexport function printBlockString(value, options) {\n const escapedValue = value.replace(/\"\"\"/g, '\\\\\"\"\"'); // Expand a block string's raw value into independent lines.\n\n const lines = escapedValue.split(/\\r\\n|[\\n\\r]/g);\n const isSingleLine = lines.length === 1; // If common indentation is found we can fix some of those cases by adding leading new line\n\n const forceLeadingNewLine =\n lines.length > 1 &&\n lines\n .slice(1)\n .every((line) => line.length === 0 || isWhiteSpace(line.charCodeAt(0))); // Trailing triple quotes just looks confusing but doesn't force trailing new line\n\n const hasTrailingTripleQuotes = escapedValue.endsWith('\\\\\"\"\"'); // Trailing quote (single or double) or slash forces trailing new line\n\n const hasTrailingQuote = value.endsWith('\"') && !hasTrailingTripleQuotes;\n const hasTrailingSlash = value.endsWith('\\\\');\n const forceTrailingNewline = hasTrailingQuote || hasTrailingSlash;\n const printAsMultipleLines =\n !(options !== null && options !== void 0 && options.minimize) && // add leading and trailing new lines only if it improves readability\n (!isSingleLine ||\n value.length > 70 ||\n forceTrailingNewline ||\n forceLeadingNewLine ||\n hasTrailingTripleQuotes);\n let result = ''; // Format a multi-line block quote to account for leading space.\n\n const skipLeadingNewLine = isSingleLine && isWhiteSpace(value.charCodeAt(0));\n\n if ((printAsMultipleLines && !skipLeadingNewLine) || forceLeadingNewLine) {\n result += '\\n';\n }\n\n result += escapedValue;\n\n if (printAsMultipleLines || forceTrailingNewline) {\n result += '\\n';\n }\n\n return '\"\"\"' + result + '\"\"\"';\n}\n","/**\n * An exported enum describing the different kinds of tokens that the\n * lexer emits.\n */\nvar TokenKind;\n\n(function (TokenKind) {\n TokenKind['SOF'] = '';\n TokenKind['EOF'] = '';\n TokenKind['BANG'] = '!';\n TokenKind['DOLLAR'] = '$';\n TokenKind['AMP'] = '&';\n TokenKind['PAREN_L'] = '(';\n TokenKind['PAREN_R'] = ')';\n TokenKind['SPREAD'] = '...';\n TokenKind['COLON'] = ':';\n TokenKind['EQUALS'] = '=';\n TokenKind['AT'] = '@';\n TokenKind['BRACKET_L'] = '[';\n TokenKind['BRACKET_R'] = ']';\n TokenKind['BRACE_L'] = '{';\n TokenKind['PIPE'] = '|';\n TokenKind['BRACE_R'] = '}';\n TokenKind['NAME'] = 'Name';\n TokenKind['INT'] = 'Int';\n TokenKind['FLOAT'] = 'Float';\n TokenKind['STRING'] = 'String';\n TokenKind['BLOCK_STRING'] = 'BlockString';\n TokenKind['COMMENT'] = 'Comment';\n})(TokenKind || (TokenKind = {}));\n\nexport { TokenKind };\n/**\n * The enum type representing the token kinds values.\n *\n * @deprecated Please use `TokenKind`. Will be remove in v17.\n */\n","import { syntaxError } from '../error/syntaxError.mjs';\nimport { Token } from './ast.mjs';\nimport { dedentBlockStringLines } from './blockString.mjs';\nimport { isDigit, isNameContinue, isNameStart } from './characterClasses.mjs';\nimport { TokenKind } from './tokenKind.mjs';\n/**\n * Given a Source object, creates a Lexer for that source.\n * A Lexer is a stateful stream generator in that every time\n * it is advanced, it returns the next token in the Source. Assuming the\n * source lexes, the final Token emitted by the lexer will be of kind\n * EOF, after which the lexer will repeatedly return the same EOF token\n * whenever called.\n */\n\nexport class Lexer {\n /**\n * The previously focused non-ignored token.\n */\n\n /**\n * The currently focused non-ignored token.\n */\n\n /**\n * The (1-indexed) line containing the current token.\n */\n\n /**\n * The character offset at which the current line begins.\n */\n constructor(source) {\n const startOfFileToken = new Token(TokenKind.SOF, 0, 0, 0, 0);\n this.source = source;\n this.lastToken = startOfFileToken;\n this.token = startOfFileToken;\n this.line = 1;\n this.lineStart = 0;\n }\n\n get [Symbol.toStringTag]() {\n return 'Lexer';\n }\n /**\n * Advances the token stream to the next non-ignored token.\n */\n\n advance() {\n this.lastToken = this.token;\n const token = (this.token = this.lookahead());\n return token;\n }\n /**\n * Looks ahead and returns the next non-ignored token, but does not change\n * the state of Lexer.\n */\n\n lookahead() {\n let token = this.token;\n\n if (token.kind !== TokenKind.EOF) {\n do {\n if (token.next) {\n token = token.next;\n } else {\n // Read the next token and form a link in the token linked-list.\n const nextToken = readNextToken(this, token.end); // @ts-expect-error next is only mutable during parsing.\n\n token.next = nextToken; // @ts-expect-error prev is only mutable during parsing.\n\n nextToken.prev = token;\n token = nextToken;\n }\n } while (token.kind === TokenKind.COMMENT);\n }\n\n return token;\n }\n}\n/**\n * @internal\n */\n\nexport function isPunctuatorTokenKind(kind) {\n return (\n kind === TokenKind.BANG ||\n kind === TokenKind.DOLLAR ||\n kind === TokenKind.AMP ||\n kind === TokenKind.PAREN_L ||\n kind === TokenKind.PAREN_R ||\n kind === TokenKind.SPREAD ||\n kind === TokenKind.COLON ||\n kind === TokenKind.EQUALS ||\n kind === TokenKind.AT ||\n kind === TokenKind.BRACKET_L ||\n kind === TokenKind.BRACKET_R ||\n kind === TokenKind.BRACE_L ||\n kind === TokenKind.PIPE ||\n kind === TokenKind.BRACE_R\n );\n}\n/**\n * A Unicode scalar value is any Unicode code point except surrogate code\n * points. In other words, the inclusive ranges of values 0x0000 to 0xD7FF and\n * 0xE000 to 0x10FFFF.\n *\n * SourceCharacter ::\n * - \"Any Unicode scalar value\"\n */\n\nfunction isUnicodeScalarValue(code) {\n return (\n (code >= 0x0000 && code <= 0xd7ff) || (code >= 0xe000 && code <= 0x10ffff)\n );\n}\n/**\n * The GraphQL specification defines source text as a sequence of unicode scalar\n * values (which Unicode defines to exclude surrogate code points). However\n * JavaScript defines strings as a sequence of UTF-16 code units which may\n * include surrogates. A surrogate pair is a valid source character as it\n * encodes a supplementary code point (above U+FFFF), but unpaired surrogate\n * code points are not valid source characters.\n */\n\nfunction isSupplementaryCodePoint(body, location) {\n return (\n isLeadingSurrogate(body.charCodeAt(location)) &&\n isTrailingSurrogate(body.charCodeAt(location + 1))\n );\n}\n\nfunction isLeadingSurrogate(code) {\n return code >= 0xd800 && code <= 0xdbff;\n}\n\nfunction isTrailingSurrogate(code) {\n return code >= 0xdc00 && code <= 0xdfff;\n}\n/**\n * Prints the code point (or end of file reference) at a given location in a\n * source for use in error messages.\n *\n * Printable ASCII is printed quoted, while other points are printed in Unicode\n * code point form (ie. U+1234).\n */\n\nfunction printCodePointAt(lexer, location) {\n const code = lexer.source.body.codePointAt(location);\n\n if (code === undefined) {\n return TokenKind.EOF;\n } else if (code >= 0x0020 && code <= 0x007e) {\n // Printable ASCII\n const char = String.fromCodePoint(code);\n return char === '\"' ? \"'\\\"'\" : `\"${char}\"`;\n } // Unicode code point\n\n return 'U+' + code.toString(16).toUpperCase().padStart(4, '0');\n}\n/**\n * Create a token with line and column location information.\n */\n\nfunction createToken(lexer, kind, start, end, value) {\n const line = lexer.line;\n const col = 1 + start - lexer.lineStart;\n return new Token(kind, start, end, line, col, value);\n}\n/**\n * Gets the next token from the source starting at the given position.\n *\n * This skips over whitespace until it finds the next lexable token, then lexes\n * punctuators immediately or calls the appropriate helper function for more\n * complicated tokens.\n */\n\nfunction readNextToken(lexer, start) {\n const body = lexer.source.body;\n const bodyLength = body.length;\n let position = start;\n\n while (position < bodyLength) {\n const code = body.charCodeAt(position); // SourceCharacter\n\n switch (code) {\n // Ignored ::\n // - UnicodeBOM\n // - WhiteSpace\n // - LineTerminator\n // - Comment\n // - Comma\n //\n // UnicodeBOM :: \"Byte Order Mark (U+FEFF)\"\n //\n // WhiteSpace ::\n // - \"Horizontal Tab (U+0009)\"\n // - \"Space (U+0020)\"\n //\n // Comma :: ,\n case 0xfeff: // \n\n case 0x0009: // \\t\n\n case 0x0020: // \n\n case 0x002c:\n // ,\n ++position;\n continue;\n // LineTerminator ::\n // - \"New Line (U+000A)\"\n // - \"Carriage Return (U+000D)\" [lookahead != \"New Line (U+000A)\"]\n // - \"Carriage Return (U+000D)\" \"New Line (U+000A)\"\n\n case 0x000a:\n // \\n\n ++position;\n ++lexer.line;\n lexer.lineStart = position;\n continue;\n\n case 0x000d:\n // \\r\n if (body.charCodeAt(position + 1) === 0x000a) {\n position += 2;\n } else {\n ++position;\n }\n\n ++lexer.line;\n lexer.lineStart = position;\n continue;\n // Comment\n\n case 0x0023:\n // #\n return readComment(lexer, position);\n // Token ::\n // - Punctuator\n // - Name\n // - IntValue\n // - FloatValue\n // - StringValue\n //\n // Punctuator :: one of ! $ & ( ) ... : = @ [ ] { | }\n\n case 0x0021:\n // !\n return createToken(lexer, TokenKind.BANG, position, position + 1);\n\n case 0x0024:\n // $\n return createToken(lexer, TokenKind.DOLLAR, position, position + 1);\n\n case 0x0026:\n // &\n return createToken(lexer, TokenKind.AMP, position, position + 1);\n\n case 0x0028:\n // (\n return createToken(lexer, TokenKind.PAREN_L, position, position + 1);\n\n case 0x0029:\n // )\n return createToken(lexer, TokenKind.PAREN_R, position, position + 1);\n\n case 0x002e:\n // .\n if (\n body.charCodeAt(position + 1) === 0x002e &&\n body.charCodeAt(position + 2) === 0x002e\n ) {\n return createToken(lexer, TokenKind.SPREAD, position, position + 3);\n }\n\n break;\n\n case 0x003a:\n // :\n return createToken(lexer, TokenKind.COLON, position, position + 1);\n\n case 0x003d:\n // =\n return createToken(lexer, TokenKind.EQUALS, position, position + 1);\n\n case 0x0040:\n // @\n return createToken(lexer, TokenKind.AT, position, position + 1);\n\n case 0x005b:\n // [\n return createToken(lexer, TokenKind.BRACKET_L, position, position + 1);\n\n case 0x005d:\n // ]\n return createToken(lexer, TokenKind.BRACKET_R, position, position + 1);\n\n case 0x007b:\n // {\n return createToken(lexer, TokenKind.BRACE_L, position, position + 1);\n\n case 0x007c:\n // |\n return createToken(lexer, TokenKind.PIPE, position, position + 1);\n\n case 0x007d:\n // }\n return createToken(lexer, TokenKind.BRACE_R, position, position + 1);\n // StringValue\n\n case 0x0022:\n // \"\n if (\n body.charCodeAt(position + 1) === 0x0022 &&\n body.charCodeAt(position + 2) === 0x0022\n ) {\n return readBlockString(lexer, position);\n }\n\n return readString(lexer, position);\n } // IntValue | FloatValue (Digit | -)\n\n if (isDigit(code) || code === 0x002d) {\n return readNumber(lexer, position, code);\n } // Name\n\n if (isNameStart(code)) {\n return readName(lexer, position);\n }\n\n throw syntaxError(\n lexer.source,\n position,\n code === 0x0027\n ? 'Unexpected single quote character (\\'), did you mean to use a double quote (\")?'\n : isUnicodeScalarValue(code) || isSupplementaryCodePoint(body, position)\n ? `Unexpected character: ${printCodePointAt(lexer, position)}.`\n : `Invalid character: ${printCodePointAt(lexer, position)}.`,\n );\n }\n\n return createToken(lexer, TokenKind.EOF, bodyLength, bodyLength);\n}\n/**\n * Reads a comment token from the source file.\n *\n * ```\n * Comment :: # CommentChar* [lookahead != CommentChar]\n *\n * CommentChar :: SourceCharacter but not LineTerminator\n * ```\n */\n\nfunction readComment(lexer, start) {\n const body = lexer.source.body;\n const bodyLength = body.length;\n let position = start + 1;\n\n while (position < bodyLength) {\n const code = body.charCodeAt(position); // LineTerminator (\\n | \\r)\n\n if (code === 0x000a || code === 0x000d) {\n break;\n } // SourceCharacter\n\n if (isUnicodeScalarValue(code)) {\n ++position;\n } else if (isSupplementaryCodePoint(body, position)) {\n position += 2;\n } else {\n break;\n }\n }\n\n return createToken(\n lexer,\n TokenKind.COMMENT,\n start,\n position,\n body.slice(start + 1, position),\n );\n}\n/**\n * Reads a number token from the source file, either a FloatValue or an IntValue\n * depending on whether a FractionalPart or ExponentPart is encountered.\n *\n * ```\n * IntValue :: IntegerPart [lookahead != {Digit, `.`, NameStart}]\n *\n * IntegerPart ::\n * - NegativeSign? 0\n * - NegativeSign? NonZeroDigit Digit*\n *\n * NegativeSign :: -\n *\n * NonZeroDigit :: Digit but not `0`\n *\n * FloatValue ::\n * - IntegerPart FractionalPart ExponentPart [lookahead != {Digit, `.`, NameStart}]\n * - IntegerPart FractionalPart [lookahead != {Digit, `.`, NameStart}]\n * - IntegerPart ExponentPart [lookahead != {Digit, `.`, NameStart}]\n *\n * FractionalPart :: . Digit+\n *\n * ExponentPart :: ExponentIndicator Sign? Digit+\n *\n * ExponentIndicator :: one of `e` `E`\n *\n * Sign :: one of + -\n * ```\n */\n\nfunction readNumber(lexer, start, firstCode) {\n const body = lexer.source.body;\n let position = start;\n let code = firstCode;\n let isFloat = false; // NegativeSign (-)\n\n if (code === 0x002d) {\n code = body.charCodeAt(++position);\n } // Zero (0)\n\n if (code === 0x0030) {\n code = body.charCodeAt(++position);\n\n if (isDigit(code)) {\n throw syntaxError(\n lexer.source,\n position,\n `Invalid number, unexpected digit after 0: ${printCodePointAt(\n lexer,\n position,\n )}.`,\n );\n }\n } else {\n position = readDigits(lexer, position, code);\n code = body.charCodeAt(position);\n } // Full stop (.)\n\n if (code === 0x002e) {\n isFloat = true;\n code = body.charCodeAt(++position);\n position = readDigits(lexer, position, code);\n code = body.charCodeAt(position);\n } // E e\n\n if (code === 0x0045 || code === 0x0065) {\n isFloat = true;\n code = body.charCodeAt(++position); // + -\n\n if (code === 0x002b || code === 0x002d) {\n code = body.charCodeAt(++position);\n }\n\n position = readDigits(lexer, position, code);\n code = body.charCodeAt(position);\n } // Numbers cannot be followed by . or NameStart\n\n if (code === 0x002e || isNameStart(code)) {\n throw syntaxError(\n lexer.source,\n position,\n `Invalid number, expected digit but got: ${printCodePointAt(\n lexer,\n position,\n )}.`,\n );\n }\n\n return createToken(\n lexer,\n isFloat ? TokenKind.FLOAT : TokenKind.INT,\n start,\n position,\n body.slice(start, position),\n );\n}\n/**\n * Returns the new position in the source after reading one or more digits.\n */\n\nfunction readDigits(lexer, start, firstCode) {\n if (!isDigit(firstCode)) {\n throw syntaxError(\n lexer.source,\n start,\n `Invalid number, expected digit but got: ${printCodePointAt(\n lexer,\n start,\n )}.`,\n );\n }\n\n const body = lexer.source.body;\n let position = start + 1; // +1 to skip first firstCode\n\n while (isDigit(body.charCodeAt(position))) {\n ++position;\n }\n\n return position;\n}\n/**\n * Reads a single-quote string token from the source file.\n *\n * ```\n * StringValue ::\n * - `\"\"` [lookahead != `\"`]\n * - `\"` StringCharacter+ `\"`\n *\n * StringCharacter ::\n * - SourceCharacter but not `\"` or `\\` or LineTerminator\n * - `\\u` EscapedUnicode\n * - `\\` EscapedCharacter\n *\n * EscapedUnicode ::\n * - `{` HexDigit+ `}`\n * - HexDigit HexDigit HexDigit HexDigit\n *\n * EscapedCharacter :: one of `\"` `\\` `/` `b` `f` `n` `r` `t`\n * ```\n */\n\nfunction readString(lexer, start) {\n const body = lexer.source.body;\n const bodyLength = body.length;\n let position = start + 1;\n let chunkStart = position;\n let value = '';\n\n while (position < bodyLength) {\n const code = body.charCodeAt(position); // Closing Quote (\")\n\n if (code === 0x0022) {\n value += body.slice(chunkStart, position);\n return createToken(lexer, TokenKind.STRING, start, position + 1, value);\n } // Escape Sequence (\\)\n\n if (code === 0x005c) {\n value += body.slice(chunkStart, position);\n const escape =\n body.charCodeAt(position + 1) === 0x0075 // u\n ? body.charCodeAt(position + 2) === 0x007b // {\n ? readEscapedUnicodeVariableWidth(lexer, position)\n : readEscapedUnicodeFixedWidth(lexer, position)\n : readEscapedCharacter(lexer, position);\n value += escape.value;\n position += escape.size;\n chunkStart = position;\n continue;\n } // LineTerminator (\\n | \\r)\n\n if (code === 0x000a || code === 0x000d) {\n break;\n } // SourceCharacter\n\n if (isUnicodeScalarValue(code)) {\n ++position;\n } else if (isSupplementaryCodePoint(body, position)) {\n position += 2;\n } else {\n throw syntaxError(\n lexer.source,\n position,\n `Invalid character within String: ${printCodePointAt(\n lexer,\n position,\n )}.`,\n );\n }\n }\n\n throw syntaxError(lexer.source, position, 'Unterminated string.');\n} // The string value and lexed size of an escape sequence.\n\nfunction readEscapedUnicodeVariableWidth(lexer, position) {\n const body = lexer.source.body;\n let point = 0;\n let size = 3; // Cannot be larger than 12 chars (\\u{00000000}).\n\n while (size < 12) {\n const code = body.charCodeAt(position + size++); // Closing Brace (})\n\n if (code === 0x007d) {\n // Must be at least 5 chars (\\u{0}) and encode a Unicode scalar value.\n if (size < 5 || !isUnicodeScalarValue(point)) {\n break;\n }\n\n return {\n value: String.fromCodePoint(point),\n size,\n };\n } // Append this hex digit to the code point.\n\n point = (point << 4) | readHexDigit(code);\n\n if (point < 0) {\n break;\n }\n }\n\n throw syntaxError(\n lexer.source,\n position,\n `Invalid Unicode escape sequence: \"${body.slice(\n position,\n position + size,\n )}\".`,\n );\n}\n\nfunction readEscapedUnicodeFixedWidth(lexer, position) {\n const body = lexer.source.body;\n const code = read16BitHexCode(body, position + 2);\n\n if (isUnicodeScalarValue(code)) {\n return {\n value: String.fromCodePoint(code),\n size: 6,\n };\n } // GraphQL allows JSON-style surrogate pair escape sequences, but only when\n // a valid pair is formed.\n\n if (isLeadingSurrogate(code)) {\n // \\u\n if (\n body.charCodeAt(position + 6) === 0x005c &&\n body.charCodeAt(position + 7) === 0x0075\n ) {\n const trailingCode = read16BitHexCode(body, position + 8);\n\n if (isTrailingSurrogate(trailingCode)) {\n // JavaScript defines strings as a sequence of UTF-16 code units and\n // encodes Unicode code points above U+FFFF using a surrogate pair of\n // code units. Since this is a surrogate pair escape sequence, just\n // include both codes into the JavaScript string value. Had JavaScript\n // not been internally based on UTF-16, then this surrogate pair would\n // be decoded to retrieve the supplementary code point.\n return {\n value: String.fromCodePoint(code, trailingCode),\n size: 12,\n };\n }\n }\n }\n\n throw syntaxError(\n lexer.source,\n position,\n `Invalid Unicode escape sequence: \"${body.slice(position, position + 6)}\".`,\n );\n}\n/**\n * Reads four hexadecimal characters and returns the positive integer that 16bit\n * hexadecimal string represents. For example, \"000f\" will return 15, and \"dead\"\n * will return 57005.\n *\n * Returns a negative number if any char was not a valid hexadecimal digit.\n */\n\nfunction read16BitHexCode(body, position) {\n // readHexDigit() returns -1 on error. ORing a negative value with any other\n // value always produces a negative value.\n return (\n (readHexDigit(body.charCodeAt(position)) << 12) |\n (readHexDigit(body.charCodeAt(position + 1)) << 8) |\n (readHexDigit(body.charCodeAt(position + 2)) << 4) |\n readHexDigit(body.charCodeAt(position + 3))\n );\n}\n/**\n * Reads a hexadecimal character and returns its positive integer value (0-15).\n *\n * '0' becomes 0, '9' becomes 9\n * 'A' becomes 10, 'F' becomes 15\n * 'a' becomes 10, 'f' becomes 15\n *\n * Returns -1 if the provided character code was not a valid hexadecimal digit.\n *\n * HexDigit :: one of\n * - `0` `1` `2` `3` `4` `5` `6` `7` `8` `9`\n * - `A` `B` `C` `D` `E` `F`\n * - `a` `b` `c` `d` `e` `f`\n */\n\nfunction readHexDigit(code) {\n return code >= 0x0030 && code <= 0x0039 // 0-9\n ? code - 0x0030\n : code >= 0x0041 && code <= 0x0046 // A-F\n ? code - 0x0037\n : code >= 0x0061 && code <= 0x0066 // a-f\n ? code - 0x0057\n : -1;\n}\n/**\n * | Escaped Character | Code Point | Character Name |\n * | ----------------- | ---------- | ---------------------------- |\n * | `\"` | U+0022 | double quote |\n * | `\\` | U+005C | reverse solidus (back slash) |\n * | `/` | U+002F | solidus (forward slash) |\n * | `b` | U+0008 | backspace |\n * | `f` | U+000C | form feed |\n * | `n` | U+000A | line feed (new line) |\n * | `r` | U+000D | carriage return |\n * | `t` | U+0009 | horizontal tab |\n */\n\nfunction readEscapedCharacter(lexer, position) {\n const body = lexer.source.body;\n const code = body.charCodeAt(position + 1);\n\n switch (code) {\n case 0x0022:\n // \"\n return {\n value: '\\u0022',\n size: 2,\n };\n\n case 0x005c:\n // \\\n return {\n value: '\\u005c',\n size: 2,\n };\n\n case 0x002f:\n // /\n return {\n value: '\\u002f',\n size: 2,\n };\n\n case 0x0062:\n // b\n return {\n value: '\\u0008',\n size: 2,\n };\n\n case 0x0066:\n // f\n return {\n value: '\\u000c',\n size: 2,\n };\n\n case 0x006e:\n // n\n return {\n value: '\\u000a',\n size: 2,\n };\n\n case 0x0072:\n // r\n return {\n value: '\\u000d',\n size: 2,\n };\n\n case 0x0074:\n // t\n return {\n value: '\\u0009',\n size: 2,\n };\n }\n\n throw syntaxError(\n lexer.source,\n position,\n `Invalid character escape sequence: \"${body.slice(\n position,\n position + 2,\n )}\".`,\n );\n}\n/**\n * Reads a block string token from the source file.\n *\n * ```\n * StringValue ::\n * - `\"\"\"` BlockStringCharacter* `\"\"\"`\n *\n * BlockStringCharacter ::\n * - SourceCharacter but not `\"\"\"` or `\\\"\"\"`\n * - `\\\"\"\"`\n * ```\n */\n\nfunction readBlockString(lexer, start) {\n const body = lexer.source.body;\n const bodyLength = body.length;\n let lineStart = lexer.lineStart;\n let position = start + 3;\n let chunkStart = position;\n let currentLine = '';\n const blockLines = [];\n\n while (position < bodyLength) {\n const code = body.charCodeAt(position); // Closing Triple-Quote (\"\"\")\n\n if (\n code === 0x0022 &&\n body.charCodeAt(position + 1) === 0x0022 &&\n body.charCodeAt(position + 2) === 0x0022\n ) {\n currentLine += body.slice(chunkStart, position);\n blockLines.push(currentLine);\n const token = createToken(\n lexer,\n TokenKind.BLOCK_STRING,\n start,\n position + 3, // Return a string of the lines joined with U+000A.\n dedentBlockStringLines(blockLines).join('\\n'),\n );\n lexer.line += blockLines.length - 1;\n lexer.lineStart = lineStart;\n return token;\n } // Escaped Triple-Quote (\\\"\"\")\n\n if (\n code === 0x005c &&\n body.charCodeAt(position + 1) === 0x0022 &&\n body.charCodeAt(position + 2) === 0x0022 &&\n body.charCodeAt(position + 3) === 0x0022\n ) {\n currentLine += body.slice(chunkStart, position);\n chunkStart = position + 1; // skip only slash\n\n position += 4;\n continue;\n } // LineTerminator\n\n if (code === 0x000a || code === 0x000d) {\n currentLine += body.slice(chunkStart, position);\n blockLines.push(currentLine);\n\n if (code === 0x000d && body.charCodeAt(position + 1) === 0x000a) {\n position += 2;\n } else {\n ++position;\n }\n\n currentLine = '';\n chunkStart = position;\n lineStart = position;\n continue;\n } // SourceCharacter\n\n if (isUnicodeScalarValue(code)) {\n ++position;\n } else if (isSupplementaryCodePoint(body, position)) {\n position += 2;\n } else {\n throw syntaxError(\n lexer.source,\n position,\n `Invalid character within String: ${printCodePointAt(\n lexer,\n position,\n )}.`,\n );\n }\n }\n\n throw syntaxError(lexer.source, position, 'Unterminated string.');\n}\n/**\n * Reads an alphanumeric + underscore name from the source.\n *\n * ```\n * Name ::\n * - NameStart NameContinue* [lookahead != NameContinue]\n * ```\n */\n\nfunction readName(lexer, start) {\n const body = lexer.source.body;\n const bodyLength = body.length;\n let position = start + 1;\n\n while (position < bodyLength) {\n const code = body.charCodeAt(position);\n\n if (isNameContinue(code)) {\n ++position;\n } else {\n break;\n }\n }\n\n return createToken(\n lexer,\n TokenKind.NAME,\n start,\n position,\n body.slice(start, position),\n );\n}\n","const MAX_ARRAY_LENGTH = 10;\nconst MAX_RECURSIVE_DEPTH = 2;\n/**\n * Used to print values in error messages.\n */\n\nexport function inspect(value) {\n return formatValue(value, []);\n}\n\nfunction formatValue(value, seenValues) {\n switch (typeof value) {\n case 'string':\n return JSON.stringify(value);\n\n case 'function':\n return value.name ? `[function ${value.name}]` : '[function]';\n\n case 'object':\n return formatObjectValue(value, seenValues);\n\n default:\n return String(value);\n }\n}\n\nfunction formatObjectValue(value, previouslySeenValues) {\n if (value === null) {\n return 'null';\n }\n\n if (previouslySeenValues.includes(value)) {\n return '[Circular]';\n }\n\n const seenValues = [...previouslySeenValues, value];\n\n if (isJSONable(value)) {\n const jsonValue = value.toJSON(); // check for infinite recursion\n\n if (jsonValue !== value) {\n return typeof jsonValue === 'string'\n ? jsonValue\n : formatValue(jsonValue, seenValues);\n }\n } else if (Array.isArray(value)) {\n return formatArray(value, seenValues);\n }\n\n return formatObject(value, seenValues);\n}\n\nfunction isJSONable(value) {\n return typeof value.toJSON === 'function';\n}\n\nfunction formatObject(object, seenValues) {\n const entries = Object.entries(object);\n\n if (entries.length === 0) {\n return '{}';\n }\n\n if (seenValues.length > MAX_RECURSIVE_DEPTH) {\n return '[' + getObjectTag(object) + ']';\n }\n\n const properties = entries.map(\n ([key, value]) => key + ': ' + formatValue(value, seenValues),\n );\n return '{ ' + properties.join(', ') + ' }';\n}\n\nfunction formatArray(array, seenValues) {\n if (array.length === 0) {\n return '[]';\n }\n\n if (seenValues.length > MAX_RECURSIVE_DEPTH) {\n return '[Array]';\n }\n\n const len = Math.min(MAX_ARRAY_LENGTH, array.length);\n const remaining = array.length - len;\n const items = [];\n\n for (let i = 0; i < len; ++i) {\n items.push(formatValue(array[i], seenValues));\n }\n\n if (remaining === 1) {\n items.push('... 1 more item');\n } else if (remaining > 1) {\n items.push(`... ${remaining} more items`);\n }\n\n return '[' + items.join(', ') + ']';\n}\n\nfunction getObjectTag(object) {\n const tag = Object.prototype.toString\n .call(object)\n .replace(/^\\[object /, '')\n .replace(/]$/, '');\n\n if (tag === 'Object' && typeof object.constructor === 'function') {\n const name = object.constructor.name;\n\n if (typeof name === 'string' && name !== '') {\n return name;\n }\n }\n\n return tag;\n}\n","import { inspect } from './inspect.mjs';\n/**\n * A replacement for instanceof which includes an error warning when multi-realm\n * constructors are detected.\n * See: https://expressjs.com/en/advanced/best-practice-performance.html#set-node_env-to-production\n * See: https://webpack.js.org/guides/production/\n */\n\nexport const instanceOf =\n /* c8 ignore next 6 */\n // FIXME: https://github.com/graphql/graphql-js/issues/2317\n globalThis.process && globalThis.process.env.NODE_ENV === 'production'\n ? function instanceOf(value, constructor) {\n return value instanceof constructor;\n }\n : function instanceOf(value, constructor) {\n if (value instanceof constructor) {\n return true;\n }\n\n if (typeof value === 'object' && value !== null) {\n var _value$constructor;\n\n // Prefer Symbol.toStringTag since it is immune to minification.\n const className = constructor.prototype[Symbol.toStringTag];\n const valueClassName = // We still need to support constructor's name to detect conflicts with older versions of this library.\n Symbol.toStringTag in value // @ts-expect-error TS bug see, https://github.com/microsoft/TypeScript/issues/38009\n ? value[Symbol.toStringTag]\n : (_value$constructor = value.constructor) === null ||\n _value$constructor === void 0\n ? void 0\n : _value$constructor.name;\n\n if (className === valueClassName) {\n const stringifiedValue = inspect(value);\n throw new Error(`Cannot use ${className} \"${stringifiedValue}\" from another module or realm.\n\nEnsure that there is only one instance of \"graphql\" in the node_modules\ndirectory. If different versions of \"graphql\" are the dependencies of other\nrelied on modules, use \"resolutions\" to ensure only one version is installed.\n\nhttps://yarnpkg.com/en/docs/selective-version-resolutions\n\nDuplicate \"graphql\" modules cannot be used at the same time since different\nversions may have different capabilities and behavior. The data from one\nversion used in the function from another could produce confusing and\nspurious results.`);\n }\n }\n\n return false;\n };\n","import { devAssert } from '../jsutils/devAssert.mjs';\nimport { inspect } from '../jsutils/inspect.mjs';\nimport { instanceOf } from '../jsutils/instanceOf.mjs';\n\n/**\n * A representation of source input to GraphQL. The `name` and `locationOffset` parameters are\n * optional, but they are useful for clients who store GraphQL documents in source files.\n * For example, if the GraphQL input starts at line 40 in a file named `Foo.graphql`, it might\n * be useful for `name` to be `\"Foo.graphql\"` and location to be `{ line: 40, column: 1 }`.\n * The `line` and `column` properties in `locationOffset` are 1-indexed.\n */\nexport class Source {\n constructor(\n body,\n name = 'GraphQL request',\n locationOffset = {\n line: 1,\n column: 1,\n },\n ) {\n typeof body === 'string' ||\n devAssert(false, `Body must be a string. Received: ${inspect(body)}.`);\n this.body = body;\n this.name = name;\n this.locationOffset = locationOffset;\n this.locationOffset.line > 0 ||\n devAssert(\n false,\n 'line in locationOffset is 1-indexed and must be positive.',\n );\n this.locationOffset.column > 0 ||\n devAssert(\n false,\n 'column in locationOffset is 1-indexed and must be positive.',\n );\n }\n\n get [Symbol.toStringTag]() {\n return 'Source';\n }\n}\n/**\n * Test if the given value is a Source object.\n *\n * @internal\n */\n\nexport function isSource(source) {\n return instanceOf(source, Source);\n}\n","import { syntaxError } from '../error/syntaxError.mjs';\nimport { Location, OperationTypeNode } from './ast.mjs';\nimport { DirectiveLocation } from './directiveLocation.mjs';\nimport { Kind } from './kinds.mjs';\nimport { isPunctuatorTokenKind, Lexer } from './lexer.mjs';\nimport { isSource, Source } from './source.mjs';\nimport { TokenKind } from './tokenKind.mjs';\n/**\n * Configuration options to control parser behavior\n */\n\n/**\n * Given a GraphQL source, parses it into a Document.\n * Throws GraphQLError if a syntax error is encountered.\n */\nexport function parse(source, options) {\n const parser = new Parser(source, options);\n return parser.parseDocument();\n}\n/**\n * Given a string containing a GraphQL value (ex. `[42]`), parse the AST for\n * that value.\n * Throws GraphQLError if a syntax error is encountered.\n *\n * This is useful within tools that operate upon GraphQL Values directly and\n * in isolation of complete GraphQL documents.\n *\n * Consider providing the results to the utility function: valueFromAST().\n */\n\nexport function parseValue(source, options) {\n const parser = new Parser(source, options);\n parser.expectToken(TokenKind.SOF);\n const value = parser.parseValueLiteral(false);\n parser.expectToken(TokenKind.EOF);\n return value;\n}\n/**\n * Similar to parseValue(), but raises a parse error if it encounters a\n * variable. The return type will be a constant value.\n */\n\nexport function parseConstValue(source, options) {\n const parser = new Parser(source, options);\n parser.expectToken(TokenKind.SOF);\n const value = parser.parseConstValueLiteral();\n parser.expectToken(TokenKind.EOF);\n return value;\n}\n/**\n * Given a string containing a GraphQL Type (ex. `[Int!]`), parse the AST for\n * that type.\n * Throws GraphQLError if a syntax error is encountered.\n *\n * This is useful within tools that operate upon GraphQL Types directly and\n * in isolation of complete GraphQL documents.\n *\n * Consider providing the results to the utility function: typeFromAST().\n */\n\nexport function parseType(source, options) {\n const parser = new Parser(source, options);\n parser.expectToken(TokenKind.SOF);\n const type = parser.parseTypeReference();\n parser.expectToken(TokenKind.EOF);\n return type;\n}\n/**\n * This class is exported only to assist people in implementing their own parsers\n * without duplicating too much code and should be used only as last resort for cases\n * such as experimental syntax or if certain features could not be contributed upstream.\n *\n * It is still part of the internal API and is versioned, so any changes to it are never\n * considered breaking changes. If you still need to support multiple versions of the\n * library, please use the `versionInfo` variable for version detection.\n *\n * @internal\n */\n\nexport class Parser {\n constructor(source, options = {}) {\n const sourceObj = isSource(source) ? source : new Source(source);\n this._lexer = new Lexer(sourceObj);\n this._options = options;\n this._tokenCounter = 0;\n }\n /**\n * Converts a name lex token into a name parse node.\n */\n\n parseName() {\n const token = this.expectToken(TokenKind.NAME);\n return this.node(token, {\n kind: Kind.NAME,\n value: token.value,\n });\n } // Implements the parsing rules in the Document section.\n\n /**\n * Document : Definition+\n */\n\n parseDocument() {\n return this.node(this._lexer.token, {\n kind: Kind.DOCUMENT,\n definitions: this.many(\n TokenKind.SOF,\n this.parseDefinition,\n TokenKind.EOF,\n ),\n });\n }\n /**\n * Definition :\n * - ExecutableDefinition\n * - TypeSystemDefinition\n * - TypeSystemExtension\n *\n * ExecutableDefinition :\n * - OperationDefinition\n * - FragmentDefinition\n *\n * TypeSystemDefinition :\n * - SchemaDefinition\n * - TypeDefinition\n * - DirectiveDefinition\n *\n * TypeDefinition :\n * - ScalarTypeDefinition\n * - ObjectTypeDefinition\n * - InterfaceTypeDefinition\n * - UnionTypeDefinition\n * - EnumTypeDefinition\n * - InputObjectTypeDefinition\n */\n\n parseDefinition() {\n if (this.peek(TokenKind.BRACE_L)) {\n return this.parseOperationDefinition();\n } // Many definitions begin with a description and require a lookahead.\n\n const hasDescription = this.peekDescription();\n const keywordToken = hasDescription\n ? this._lexer.lookahead()\n : this._lexer.token;\n\n if (keywordToken.kind === TokenKind.NAME) {\n switch (keywordToken.value) {\n case 'schema':\n return this.parseSchemaDefinition();\n\n case 'scalar':\n return this.parseScalarTypeDefinition();\n\n case 'type':\n return this.parseObjectTypeDefinition();\n\n case 'interface':\n return this.parseInterfaceTypeDefinition();\n\n case 'union':\n return this.parseUnionTypeDefinition();\n\n case 'enum':\n return this.parseEnumTypeDefinition();\n\n case 'input':\n return this.parseInputObjectTypeDefinition();\n\n case 'directive':\n return this.parseDirectiveDefinition();\n }\n\n if (hasDescription) {\n throw syntaxError(\n this._lexer.source,\n this._lexer.token.start,\n 'Unexpected description, descriptions are supported only on type definitions.',\n );\n }\n\n switch (keywordToken.value) {\n case 'query':\n case 'mutation':\n case 'subscription':\n return this.parseOperationDefinition();\n\n case 'fragment':\n return this.parseFragmentDefinition();\n\n case 'extend':\n return this.parseTypeSystemExtension();\n }\n }\n\n throw this.unexpected(keywordToken);\n } // Implements the parsing rules in the Operations section.\n\n /**\n * OperationDefinition :\n * - SelectionSet\n * - OperationType Name? VariableDefinitions? Directives? SelectionSet\n */\n\n parseOperationDefinition() {\n const start = this._lexer.token;\n\n if (this.peek(TokenKind.BRACE_L)) {\n return this.node(start, {\n kind: Kind.OPERATION_DEFINITION,\n operation: OperationTypeNode.QUERY,\n name: undefined,\n variableDefinitions: [],\n directives: [],\n selectionSet: this.parseSelectionSet(),\n });\n }\n\n const operation = this.parseOperationType();\n let name;\n\n if (this.peek(TokenKind.NAME)) {\n name = this.parseName();\n }\n\n return this.node(start, {\n kind: Kind.OPERATION_DEFINITION,\n operation,\n name,\n variableDefinitions: this.parseVariableDefinitions(),\n directives: this.parseDirectives(false),\n selectionSet: this.parseSelectionSet(),\n });\n }\n /**\n * OperationType : one of query mutation subscription\n */\n\n parseOperationType() {\n const operationToken = this.expectToken(TokenKind.NAME);\n\n switch (operationToken.value) {\n case 'query':\n return OperationTypeNode.QUERY;\n\n case 'mutation':\n return OperationTypeNode.MUTATION;\n\n case 'subscription':\n return OperationTypeNode.SUBSCRIPTION;\n }\n\n throw this.unexpected(operationToken);\n }\n /**\n * VariableDefinitions : ( VariableDefinition+ )\n */\n\n parseVariableDefinitions() {\n return this.optionalMany(\n TokenKind.PAREN_L,\n this.parseVariableDefinition,\n TokenKind.PAREN_R,\n );\n }\n /**\n * VariableDefinition : Variable : Type DefaultValue? Directives[Const]?\n */\n\n parseVariableDefinition() {\n return this.node(this._lexer.token, {\n kind: Kind.VARIABLE_DEFINITION,\n variable: this.parseVariable(),\n type: (this.expectToken(TokenKind.COLON), this.parseTypeReference()),\n defaultValue: this.expectOptionalToken(TokenKind.EQUALS)\n ? this.parseConstValueLiteral()\n : undefined,\n directives: this.parseConstDirectives(),\n });\n }\n /**\n * Variable : $ Name\n */\n\n parseVariable() {\n const start = this._lexer.token;\n this.expectToken(TokenKind.DOLLAR);\n return this.node(start, {\n kind: Kind.VARIABLE,\n name: this.parseName(),\n });\n }\n /**\n * ```\n * SelectionSet : { Selection+ }\n * ```\n */\n\n parseSelectionSet() {\n return this.node(this._lexer.token, {\n kind: Kind.SELECTION_SET,\n selections: this.many(\n TokenKind.BRACE_L,\n this.parseSelection,\n TokenKind.BRACE_R,\n ),\n });\n }\n /**\n * Selection :\n * - Field\n * - FragmentSpread\n * - InlineFragment\n */\n\n parseSelection() {\n return this.peek(TokenKind.SPREAD)\n ? this.parseFragment()\n : this.parseField();\n }\n /**\n * Field : Alias? Name Arguments? Directives? SelectionSet?\n *\n * Alias : Name :\n */\n\n parseField() {\n const start = this._lexer.token;\n const nameOrAlias = this.parseName();\n let alias;\n let name;\n\n if (this.expectOptionalToken(TokenKind.COLON)) {\n alias = nameOrAlias;\n name = this.parseName();\n } else {\n name = nameOrAlias;\n }\n\n return this.node(start, {\n kind: Kind.FIELD,\n alias,\n name,\n arguments: this.parseArguments(false),\n directives: this.parseDirectives(false),\n selectionSet: this.peek(TokenKind.BRACE_L)\n ? this.parseSelectionSet()\n : undefined,\n });\n }\n /**\n * Arguments[Const] : ( Argument[?Const]+ )\n */\n\n parseArguments(isConst) {\n const item = isConst ? this.parseConstArgument : this.parseArgument;\n return this.optionalMany(TokenKind.PAREN_L, item, TokenKind.PAREN_R);\n }\n /**\n * Argument[Const] : Name : Value[?Const]\n */\n\n parseArgument(isConst = false) {\n const start = this._lexer.token;\n const name = this.parseName();\n this.expectToken(TokenKind.COLON);\n return this.node(start, {\n kind: Kind.ARGUMENT,\n name,\n value: this.parseValueLiteral(isConst),\n });\n }\n\n parseConstArgument() {\n return this.parseArgument(true);\n } // Implements the parsing rules in the Fragments section.\n\n /**\n * Corresponds to both FragmentSpread and InlineFragment in the spec.\n *\n * FragmentSpread : ... FragmentName Directives?\n *\n * InlineFragment : ... TypeCondition? Directives? SelectionSet\n */\n\n parseFragment() {\n const start = this._lexer.token;\n this.expectToken(TokenKind.SPREAD);\n const hasTypeCondition = this.expectOptionalKeyword('on');\n\n if (!hasTypeCondition && this.peek(TokenKind.NAME)) {\n return this.node(start, {\n kind: Kind.FRAGMENT_SPREAD,\n name: this.parseFragmentName(),\n directives: this.parseDirectives(false),\n });\n }\n\n return this.node(start, {\n kind: Kind.INLINE_FRAGMENT,\n typeCondition: hasTypeCondition ? this.parseNamedType() : undefined,\n directives: this.parseDirectives(false),\n selectionSet: this.parseSelectionSet(),\n });\n }\n /**\n * FragmentDefinition :\n * - fragment FragmentName on TypeCondition Directives? SelectionSet\n *\n * TypeCondition : NamedType\n */\n\n parseFragmentDefinition() {\n const start = this._lexer.token;\n this.expectKeyword('fragment'); // Legacy support for defining variables within fragments changes\n // the grammar of FragmentDefinition:\n // - fragment FragmentName VariableDefinitions? on TypeCondition Directives? SelectionSet\n\n if (this._options.allowLegacyFragmentVariables === true) {\n return this.node(start, {\n kind: Kind.FRAGMENT_DEFINITION,\n name: this.parseFragmentName(),\n variableDefinitions: this.parseVariableDefinitions(),\n typeCondition: (this.expectKeyword('on'), this.parseNamedType()),\n directives: this.parseDirectives(false),\n selectionSet: this.parseSelectionSet(),\n });\n }\n\n return this.node(start, {\n kind: Kind.FRAGMENT_DEFINITION,\n name: this.parseFragmentName(),\n typeCondition: (this.expectKeyword('on'), this.parseNamedType()),\n directives: this.parseDirectives(false),\n selectionSet: this.parseSelectionSet(),\n });\n }\n /**\n * FragmentName : Name but not `on`\n */\n\n parseFragmentName() {\n if (this._lexer.token.value === 'on') {\n throw this.unexpected();\n }\n\n return this.parseName();\n } // Implements the parsing rules in the Values section.\n\n /**\n * Value[Const] :\n * - [~Const] Variable\n * - IntValue\n * - FloatValue\n * - StringValue\n * - BooleanValue\n * - NullValue\n * - EnumValue\n * - ListValue[?Const]\n * - ObjectValue[?Const]\n *\n * BooleanValue : one of `true` `false`\n *\n * NullValue : `null`\n *\n * EnumValue : Name but not `true`, `false` or `null`\n */\n\n parseValueLiteral(isConst) {\n const token = this._lexer.token;\n\n switch (token.kind) {\n case TokenKind.BRACKET_L:\n return this.parseList(isConst);\n\n case TokenKind.BRACE_L:\n return this.parseObject(isConst);\n\n case TokenKind.INT:\n this.advanceLexer();\n return this.node(token, {\n kind: Kind.INT,\n value: token.value,\n });\n\n case TokenKind.FLOAT:\n this.advanceLexer();\n return this.node(token, {\n kind: Kind.FLOAT,\n value: token.value,\n });\n\n case TokenKind.STRING:\n case TokenKind.BLOCK_STRING:\n return this.parseStringLiteral();\n\n case TokenKind.NAME:\n this.advanceLexer();\n\n switch (token.value) {\n case 'true':\n return this.node(token, {\n kind: Kind.BOOLEAN,\n value: true,\n });\n\n case 'false':\n return this.node(token, {\n kind: Kind.BOOLEAN,\n value: false,\n });\n\n case 'null':\n return this.node(token, {\n kind: Kind.NULL,\n });\n\n default:\n return this.node(token, {\n kind: Kind.ENUM,\n value: token.value,\n });\n }\n\n case TokenKind.DOLLAR:\n if (isConst) {\n this.expectToken(TokenKind.DOLLAR);\n\n if (this._lexer.token.kind === TokenKind.NAME) {\n const varName = this._lexer.token.value;\n throw syntaxError(\n this._lexer.source,\n token.start,\n `Unexpected variable \"$${varName}\" in constant value.`,\n );\n } else {\n throw this.unexpected(token);\n }\n }\n\n return this.parseVariable();\n\n default:\n throw this.unexpected();\n }\n }\n\n parseConstValueLiteral() {\n return this.parseValueLiteral(true);\n }\n\n parseStringLiteral() {\n const token = this._lexer.token;\n this.advanceLexer();\n return this.node(token, {\n kind: Kind.STRING,\n value: token.value,\n block: token.kind === TokenKind.BLOCK_STRING,\n });\n }\n /**\n * ListValue[Const] :\n * - [ ]\n * - [ Value[?Const]+ ]\n */\n\n parseList(isConst) {\n const item = () => this.parseValueLiteral(isConst);\n\n return this.node(this._lexer.token, {\n kind: Kind.LIST,\n values: this.any(TokenKind.BRACKET_L, item, TokenKind.BRACKET_R),\n });\n }\n /**\n * ```\n * ObjectValue[Const] :\n * - { }\n * - { ObjectField[?Const]+ }\n * ```\n */\n\n parseObject(isConst) {\n const item = () => this.parseObjectField(isConst);\n\n return this.node(this._lexer.token, {\n kind: Kind.OBJECT,\n fields: this.any(TokenKind.BRACE_L, item, TokenKind.BRACE_R),\n });\n }\n /**\n * ObjectField[Const] : Name : Value[?Const]\n */\n\n parseObjectField(isConst) {\n const start = this._lexer.token;\n const name = this.parseName();\n this.expectToken(TokenKind.COLON);\n return this.node(start, {\n kind: Kind.OBJECT_FIELD,\n name,\n value: this.parseValueLiteral(isConst),\n });\n } // Implements the parsing rules in the Directives section.\n\n /**\n * Directives[Const] : Directive[?Const]+\n */\n\n parseDirectives(isConst) {\n const directives = [];\n\n while (this.peek(TokenKind.AT)) {\n directives.push(this.parseDirective(isConst));\n }\n\n return directives;\n }\n\n parseConstDirectives() {\n return this.parseDirectives(true);\n }\n /**\n * ```\n * Directive[Const] : @ Name Arguments[?Const]?\n * ```\n */\n\n parseDirective(isConst) {\n const start = this._lexer.token;\n this.expectToken(TokenKind.AT);\n return this.node(start, {\n kind: Kind.DIRECTIVE,\n name: this.parseName(),\n arguments: this.parseArguments(isConst),\n });\n } // Implements the parsing rules in the Types section.\n\n /**\n * Type :\n * - NamedType\n * - ListType\n * - NonNullType\n */\n\n parseTypeReference() {\n const start = this._lexer.token;\n let type;\n\n if (this.expectOptionalToken(TokenKind.BRACKET_L)) {\n const innerType = this.parseTypeReference();\n this.expectToken(TokenKind.BRACKET_R);\n type = this.node(start, {\n kind: Kind.LIST_TYPE,\n type: innerType,\n });\n } else {\n type = this.parseNamedType();\n }\n\n if (this.expectOptionalToken(TokenKind.BANG)) {\n return this.node(start, {\n kind: Kind.NON_NULL_TYPE,\n type,\n });\n }\n\n return type;\n }\n /**\n * NamedType : Name\n */\n\n parseNamedType() {\n return this.node(this._lexer.token, {\n kind: Kind.NAMED_TYPE,\n name: this.parseName(),\n });\n } // Implements the parsing rules in the Type Definition section.\n\n peekDescription() {\n return this.peek(TokenKind.STRING) || this.peek(TokenKind.BLOCK_STRING);\n }\n /**\n * Description : StringValue\n */\n\n parseDescription() {\n if (this.peekDescription()) {\n return this.parseStringLiteral();\n }\n }\n /**\n * ```\n * SchemaDefinition : Description? schema Directives[Const]? { OperationTypeDefinition+ }\n * ```\n */\n\n parseSchemaDefinition() {\n const start = this._lexer.token;\n const description = this.parseDescription();\n this.expectKeyword('schema');\n const directives = this.parseConstDirectives();\n const operationTypes = this.many(\n TokenKind.BRACE_L,\n this.parseOperationTypeDefinition,\n TokenKind.BRACE_R,\n );\n return this.node(start, {\n kind: Kind.SCHEMA_DEFINITION,\n description,\n directives,\n operationTypes,\n });\n }\n /**\n * OperationTypeDefinition : OperationType : NamedType\n */\n\n parseOperationTypeDefinition() {\n const start = this._lexer.token;\n const operation = this.parseOperationType();\n this.expectToken(TokenKind.COLON);\n const type = this.parseNamedType();\n return this.node(start, {\n kind: Kind.OPERATION_TYPE_DEFINITION,\n operation,\n type,\n });\n }\n /**\n * ScalarTypeDefinition : Description? scalar Name Directives[Const]?\n */\n\n parseScalarTypeDefinition() {\n const start = this._lexer.token;\n const description = this.parseDescription();\n this.expectKeyword('scalar');\n const name = this.parseName();\n const directives = this.parseConstDirectives();\n return this.node(start, {\n kind: Kind.SCALAR_TYPE_DEFINITION,\n description,\n name,\n directives,\n });\n }\n /**\n * ObjectTypeDefinition :\n * Description?\n * type Name ImplementsInterfaces? Directives[Const]? FieldsDefinition?\n */\n\n parseObjectTypeDefinition() {\n const start = this._lexer.token;\n const description = this.parseDescription();\n this.expectKeyword('type');\n const name = this.parseName();\n const interfaces = this.parseImplementsInterfaces();\n const directives = this.parseConstDirectives();\n const fields = this.parseFieldsDefinition();\n return this.node(start, {\n kind: Kind.OBJECT_TYPE_DEFINITION,\n description,\n name,\n interfaces,\n directives,\n fields,\n });\n }\n /**\n * ImplementsInterfaces :\n * - implements `&`? NamedType\n * - ImplementsInterfaces & NamedType\n */\n\n parseImplementsInterfaces() {\n return this.expectOptionalKeyword('implements')\n ? this.delimitedMany(TokenKind.AMP, this.parseNamedType)\n : [];\n }\n /**\n * ```\n * FieldsDefinition : { FieldDefinition+ }\n * ```\n */\n\n parseFieldsDefinition() {\n return this.optionalMany(\n TokenKind.BRACE_L,\n this.parseFieldDefinition,\n TokenKind.BRACE_R,\n );\n }\n /**\n * FieldDefinition :\n * - Description? Name ArgumentsDefinition? : Type Directives[Const]?\n */\n\n parseFieldDefinition() {\n const start = this._lexer.token;\n const description = this.parseDescription();\n const name = this.parseName();\n const args = this.parseArgumentDefs();\n this.expectToken(TokenKind.COLON);\n const type = this.parseTypeReference();\n const directives = this.parseConstDirectives();\n return this.node(start, {\n kind: Kind.FIELD_DEFINITION,\n description,\n name,\n arguments: args,\n type,\n directives,\n });\n }\n /**\n * ArgumentsDefinition : ( InputValueDefinition+ )\n */\n\n parseArgumentDefs() {\n return this.optionalMany(\n TokenKind.PAREN_L,\n this.parseInputValueDef,\n TokenKind.PAREN_R,\n );\n }\n /**\n * InputValueDefinition :\n * - Description? Name : Type DefaultValue? Directives[Const]?\n */\n\n parseInputValueDef() {\n const start = this._lexer.token;\n const description = this.parseDescription();\n const name = this.parseName();\n this.expectToken(TokenKind.COLON);\n const type = this.parseTypeReference();\n let defaultValue;\n\n if (this.expectOptionalToken(TokenKind.EQUALS)) {\n defaultValue = this.parseConstValueLiteral();\n }\n\n const directives = this.parseConstDirectives();\n return this.node(start, {\n kind: Kind.INPUT_VALUE_DEFINITION,\n description,\n name,\n type,\n defaultValue,\n directives,\n });\n }\n /**\n * InterfaceTypeDefinition :\n * - Description? interface Name Directives[Const]? FieldsDefinition?\n */\n\n parseInterfaceTypeDefinition() {\n const start = this._lexer.token;\n const description = this.parseDescription();\n this.expectKeyword('interface');\n const name = this.parseName();\n const interfaces = this.parseImplementsInterfaces();\n const directives = this.parseConstDirectives();\n const fields = this.parseFieldsDefinition();\n return this.node(start, {\n kind: Kind.INTERFACE_TYPE_DEFINITION,\n description,\n name,\n interfaces,\n directives,\n fields,\n });\n }\n /**\n * UnionTypeDefinition :\n * - Description? union Name Directives[Const]? UnionMemberTypes?\n */\n\n parseUnionTypeDefinition() {\n const start = this._lexer.token;\n const description = this.parseDescription();\n this.expectKeyword('union');\n const name = this.parseName();\n const directives = this.parseConstDirectives();\n const types = this.parseUnionMemberTypes();\n return this.node(start, {\n kind: Kind.UNION_TYPE_DEFINITION,\n description,\n name,\n directives,\n types,\n });\n }\n /**\n * UnionMemberTypes :\n * - = `|`? NamedType\n * - UnionMemberTypes | NamedType\n */\n\n parseUnionMemberTypes() {\n return this.expectOptionalToken(TokenKind.EQUALS)\n ? this.delimitedMany(TokenKind.PIPE, this.parseNamedType)\n : [];\n }\n /**\n * EnumTypeDefinition :\n * - Description? enum Name Directives[Const]? EnumValuesDefinition?\n */\n\n parseEnumTypeDefinition() {\n const start = this._lexer.token;\n const description = this.parseDescription();\n this.expectKeyword('enum');\n const name = this.parseName();\n const directives = this.parseConstDirectives();\n const values = this.parseEnumValuesDefinition();\n return this.node(start, {\n kind: Kind.ENUM_TYPE_DEFINITION,\n description,\n name,\n directives,\n values,\n });\n }\n /**\n * ```\n * EnumValuesDefinition : { EnumValueDefinition+ }\n * ```\n */\n\n parseEnumValuesDefinition() {\n return this.optionalMany(\n TokenKind.BRACE_L,\n this.parseEnumValueDefinition,\n TokenKind.BRACE_R,\n );\n }\n /**\n * EnumValueDefinition : Description? EnumValue Directives[Const]?\n */\n\n parseEnumValueDefinition() {\n const start = this._lexer.token;\n const description = this.parseDescription();\n const name = this.parseEnumValueName();\n const directives = this.parseConstDirectives();\n return this.node(start, {\n kind: Kind.ENUM_VALUE_DEFINITION,\n description,\n name,\n directives,\n });\n }\n /**\n * EnumValue : Name but not `true`, `false` or `null`\n */\n\n parseEnumValueName() {\n if (\n this._lexer.token.value === 'true' ||\n this._lexer.token.value === 'false' ||\n this._lexer.token.value === 'null'\n ) {\n throw syntaxError(\n this._lexer.source,\n this._lexer.token.start,\n `${getTokenDesc(\n this._lexer.token,\n )} is reserved and cannot be used for an enum value.`,\n );\n }\n\n return this.parseName();\n }\n /**\n * InputObjectTypeDefinition :\n * - Description? input Name Directives[Const]? InputFieldsDefinition?\n */\n\n parseInputObjectTypeDefinition() {\n const start = this._lexer.token;\n const description = this.parseDescription();\n this.expectKeyword('input');\n const name = this.parseName();\n const directives = this.parseConstDirectives();\n const fields = this.parseInputFieldsDefinition();\n return this.node(start, {\n kind: Kind.INPUT_OBJECT_TYPE_DEFINITION,\n description,\n name,\n directives,\n fields,\n });\n }\n /**\n * ```\n * InputFieldsDefinition : { InputValueDefinition+ }\n * ```\n */\n\n parseInputFieldsDefinition() {\n return this.optionalMany(\n TokenKind.BRACE_L,\n this.parseInputValueDef,\n TokenKind.BRACE_R,\n );\n }\n /**\n * TypeSystemExtension :\n * - SchemaExtension\n * - TypeExtension\n *\n * TypeExtension :\n * - ScalarTypeExtension\n * - ObjectTypeExtension\n * - InterfaceTypeExtension\n * - UnionTypeExtension\n * - EnumTypeExtension\n * - InputObjectTypeDefinition\n */\n\n parseTypeSystemExtension() {\n const keywordToken = this._lexer.lookahead();\n\n if (keywordToken.kind === TokenKind.NAME) {\n switch (keywordToken.value) {\n case 'schema':\n return this.parseSchemaExtension();\n\n case 'scalar':\n return this.parseScalarTypeExtension();\n\n case 'type':\n return this.parseObjectTypeExtension();\n\n case 'interface':\n return this.parseInterfaceTypeExtension();\n\n case 'union':\n return this.parseUnionTypeExtension();\n\n case 'enum':\n return this.parseEnumTypeExtension();\n\n case 'input':\n return this.parseInputObjectTypeExtension();\n }\n }\n\n throw this.unexpected(keywordToken);\n }\n /**\n * ```\n * SchemaExtension :\n * - extend schema Directives[Const]? { OperationTypeDefinition+ }\n * - extend schema Directives[Const]\n * ```\n */\n\n parseSchemaExtension() {\n const start = this._lexer.token;\n this.expectKeyword('extend');\n this.expectKeyword('schema');\n const directives = this.parseConstDirectives();\n const operationTypes = this.optionalMany(\n TokenKind.BRACE_L,\n this.parseOperationTypeDefinition,\n TokenKind.BRACE_R,\n );\n\n if (directives.length === 0 && operationTypes.length === 0) {\n throw this.unexpected();\n }\n\n return this.node(start, {\n kind: Kind.SCHEMA_EXTENSION,\n directives,\n operationTypes,\n });\n }\n /**\n * ScalarTypeExtension :\n * - extend scalar Name Directives[Const]\n */\n\n parseScalarTypeExtension() {\n const start = this._lexer.token;\n this.expectKeyword('extend');\n this.expectKeyword('scalar');\n const name = this.parseName();\n const directives = this.parseConstDirectives();\n\n if (directives.length === 0) {\n throw this.unexpected();\n }\n\n return this.node(start, {\n kind: Kind.SCALAR_TYPE_EXTENSION,\n name,\n directives,\n });\n }\n /**\n * ObjectTypeExtension :\n * - extend type Name ImplementsInterfaces? Directives[Const]? FieldsDefinition\n * - extend type Name ImplementsInterfaces? Directives[Const]\n * - extend type Name ImplementsInterfaces\n */\n\n parseObjectTypeExtension() {\n const start = this._lexer.token;\n this.expectKeyword('extend');\n this.expectKeyword('type');\n const name = this.parseName();\n const interfaces = this.parseImplementsInterfaces();\n const directives = this.parseConstDirectives();\n const fields = this.parseFieldsDefinition();\n\n if (\n interfaces.length === 0 &&\n directives.length === 0 &&\n fields.length === 0\n ) {\n throw this.unexpected();\n }\n\n return this.node(start, {\n kind: Kind.OBJECT_TYPE_EXTENSION,\n name,\n interfaces,\n directives,\n fields,\n });\n }\n /**\n * InterfaceTypeExtension :\n * - extend interface Name ImplementsInterfaces? Directives[Const]? FieldsDefinition\n * - extend interface Name ImplementsInterfaces? Directives[Const]\n * - extend interface Name ImplementsInterfaces\n */\n\n parseInterfaceTypeExtension() {\n const start = this._lexer.token;\n this.expectKeyword('extend');\n this.expectKeyword('interface');\n const name = this.parseName();\n const interfaces = this.parseImplementsInterfaces();\n const directives = this.parseConstDirectives();\n const fields = this.parseFieldsDefinition();\n\n if (\n interfaces.length === 0 &&\n directives.length === 0 &&\n fields.length === 0\n ) {\n throw this.unexpected();\n }\n\n return this.node(start, {\n kind: Kind.INTERFACE_TYPE_EXTENSION,\n name,\n interfaces,\n directives,\n fields,\n });\n }\n /**\n * UnionTypeExtension :\n * - extend union Name Directives[Const]? UnionMemberTypes\n * - extend union Name Directives[Const]\n */\n\n parseUnionTypeExtension() {\n const start = this._lexer.token;\n this.expectKeyword('extend');\n this.expectKeyword('union');\n const name = this.parseName();\n const directives = this.parseConstDirectives();\n const types = this.parseUnionMemberTypes();\n\n if (directives.length === 0 && types.length === 0) {\n throw this.unexpected();\n }\n\n return this.node(start, {\n kind: Kind.UNION_TYPE_EXTENSION,\n name,\n directives,\n types,\n });\n }\n /**\n * EnumTypeExtension :\n * - extend enum Name Directives[Const]? EnumValuesDefinition\n * - extend enum Name Directives[Const]\n */\n\n parseEnumTypeExtension() {\n const start = this._lexer.token;\n this.expectKeyword('extend');\n this.expectKeyword('enum');\n const name = this.parseName();\n const directives = this.parseConstDirectives();\n const values = this.parseEnumValuesDefinition();\n\n if (directives.length === 0 && values.length === 0) {\n throw this.unexpected();\n }\n\n return this.node(start, {\n kind: Kind.ENUM_TYPE_EXTENSION,\n name,\n directives,\n values,\n });\n }\n /**\n * InputObjectTypeExtension :\n * - extend input Name Directives[Const]? InputFieldsDefinition\n * - extend input Name Directives[Const]\n */\n\n parseInputObjectTypeExtension() {\n const start = this._lexer.token;\n this.expectKeyword('extend');\n this.expectKeyword('input');\n const name = this.parseName();\n const directives = this.parseConstDirectives();\n const fields = this.parseInputFieldsDefinition();\n\n if (directives.length === 0 && fields.length === 0) {\n throw this.unexpected();\n }\n\n return this.node(start, {\n kind: Kind.INPUT_OBJECT_TYPE_EXTENSION,\n name,\n directives,\n fields,\n });\n }\n /**\n * ```\n * DirectiveDefinition :\n * - Description? directive @ Name ArgumentsDefinition? `repeatable`? on DirectiveLocations\n * ```\n */\n\n parseDirectiveDefinition() {\n const start = this._lexer.token;\n const description = this.parseDescription();\n this.expectKeyword('directive');\n this.expectToken(TokenKind.AT);\n const name = this.parseName();\n const args = this.parseArgumentDefs();\n const repeatable = this.expectOptionalKeyword('repeatable');\n this.expectKeyword('on');\n const locations = this.parseDirectiveLocations();\n return this.node(start, {\n kind: Kind.DIRECTIVE_DEFINITION,\n description,\n name,\n arguments: args,\n repeatable,\n locations,\n });\n }\n /**\n * DirectiveLocations :\n * - `|`? DirectiveLocation\n * - DirectiveLocations | DirectiveLocation\n */\n\n parseDirectiveLocations() {\n return this.delimitedMany(TokenKind.PIPE, this.parseDirectiveLocation);\n }\n /*\n * DirectiveLocation :\n * - ExecutableDirectiveLocation\n * - TypeSystemDirectiveLocation\n *\n * ExecutableDirectiveLocation : one of\n * `QUERY`\n * `MUTATION`\n * `SUBSCRIPTION`\n * `FIELD`\n * `FRAGMENT_DEFINITION`\n * `FRAGMENT_SPREAD`\n * `INLINE_FRAGMENT`\n *\n * TypeSystemDirectiveLocation : one of\n * `SCHEMA`\n * `SCALAR`\n * `OBJECT`\n * `FIELD_DEFINITION`\n * `ARGUMENT_DEFINITION`\n * `INTERFACE`\n * `UNION`\n * `ENUM`\n * `ENUM_VALUE`\n * `INPUT_OBJECT`\n * `INPUT_FIELD_DEFINITION`\n */\n\n parseDirectiveLocation() {\n const start = this._lexer.token;\n const name = this.parseName();\n\n if (Object.prototype.hasOwnProperty.call(DirectiveLocation, name.value)) {\n return name;\n }\n\n throw this.unexpected(start);\n } // Core parsing utility functions\n\n /**\n * Returns a node that, if configured to do so, sets a \"loc\" field as a\n * location object, used to identify the place in the source that created a\n * given parsed object.\n */\n\n node(startToken, node) {\n if (this._options.noLocation !== true) {\n node.loc = new Location(\n startToken,\n this._lexer.lastToken,\n this._lexer.source,\n );\n }\n\n return node;\n }\n /**\n * Determines if the next token is of a given kind\n */\n\n peek(kind) {\n return this._lexer.token.kind === kind;\n }\n /**\n * If the next token is of the given kind, return that token after advancing the lexer.\n * Otherwise, do not change the parser state and throw an error.\n */\n\n expectToken(kind) {\n const token = this._lexer.token;\n\n if (token.kind === kind) {\n this.advanceLexer();\n return token;\n }\n\n throw syntaxError(\n this._lexer.source,\n token.start,\n `Expected ${getTokenKindDesc(kind)}, found ${getTokenDesc(token)}.`,\n );\n }\n /**\n * If the next token is of the given kind, return \"true\" after advancing the lexer.\n * Otherwise, do not change the parser state and return \"false\".\n */\n\n expectOptionalToken(kind) {\n const token = this._lexer.token;\n\n if (token.kind === kind) {\n this.advanceLexer();\n return true;\n }\n\n return false;\n }\n /**\n * If the next token is a given keyword, advance the lexer.\n * Otherwise, do not change the parser state and throw an error.\n */\n\n expectKeyword(value) {\n const token = this._lexer.token;\n\n if (token.kind === TokenKind.NAME && token.value === value) {\n this.advanceLexer();\n } else {\n throw syntaxError(\n this._lexer.source,\n token.start,\n `Expected \"${value}\", found ${getTokenDesc(token)}.`,\n );\n }\n }\n /**\n * If the next token is a given keyword, return \"true\" after advancing the lexer.\n * Otherwise, do not change the parser state and return \"false\".\n */\n\n expectOptionalKeyword(value) {\n const token = this._lexer.token;\n\n if (token.kind === TokenKind.NAME && token.value === value) {\n this.advanceLexer();\n return true;\n }\n\n return false;\n }\n /**\n * Helper function for creating an error when an unexpected lexed token is encountered.\n */\n\n unexpected(atToken) {\n const token =\n atToken !== null && atToken !== void 0 ? atToken : this._lexer.token;\n return syntaxError(\n this._lexer.source,\n token.start,\n `Unexpected ${getTokenDesc(token)}.`,\n );\n }\n /**\n * Returns a possibly empty list of parse nodes, determined by the parseFn.\n * This list begins with a lex token of openKind and ends with a lex token of closeKind.\n * Advances the parser to the next lex token after the closing token.\n */\n\n any(openKind, parseFn, closeKind) {\n this.expectToken(openKind);\n const nodes = [];\n\n while (!this.expectOptionalToken(closeKind)) {\n nodes.push(parseFn.call(this));\n }\n\n return nodes;\n }\n /**\n * Returns a list of parse nodes, determined by the parseFn.\n * It can be empty only if open token is missing otherwise it will always return non-empty list\n * that begins with a lex token of openKind and ends with a lex token of closeKind.\n * Advances the parser to the next lex token after the closing token.\n */\n\n optionalMany(openKind, parseFn, closeKind) {\n if (this.expectOptionalToken(openKind)) {\n const nodes = [];\n\n do {\n nodes.push(parseFn.call(this));\n } while (!this.expectOptionalToken(closeKind));\n\n return nodes;\n }\n\n return [];\n }\n /**\n * Returns a non-empty list of parse nodes, determined by the parseFn.\n * This list begins with a lex token of openKind and ends with a lex token of closeKind.\n * Advances the parser to the next lex token after the closing token.\n */\n\n many(openKind, parseFn, closeKind) {\n this.expectToken(openKind);\n const nodes = [];\n\n do {\n nodes.push(parseFn.call(this));\n } while (!this.expectOptionalToken(closeKind));\n\n return nodes;\n }\n /**\n * Returns a non-empty list of parse nodes, determined by the parseFn.\n * This list may begin with a lex token of delimiterKind followed by items separated by lex tokens of tokenKind.\n * Advances the parser to the next lex token after last item in the list.\n */\n\n delimitedMany(delimiterKind, parseFn) {\n this.expectOptionalToken(delimiterKind);\n const nodes = [];\n\n do {\n nodes.push(parseFn.call(this));\n } while (this.expectOptionalToken(delimiterKind));\n\n return nodes;\n }\n\n advanceLexer() {\n const { maxTokens } = this._options;\n\n const token = this._lexer.advance();\n\n if (maxTokens !== undefined && token.kind !== TokenKind.EOF) {\n ++this._tokenCounter;\n\n if (this._tokenCounter > maxTokens) {\n throw syntaxError(\n this._lexer.source,\n token.start,\n `Document contains more that ${maxTokens} tokens. Parsing aborted.`,\n );\n }\n }\n }\n}\n/**\n * A helper function to describe a token as a string for debugging.\n */\n\nfunction getTokenDesc(token) {\n const value = token.value;\n return getTokenKindDesc(token.kind) + (value != null ? ` \"${value}\"` : '');\n}\n/**\n * A helper function to describe a token kind as a string for debugging.\n */\n\nfunction getTokenKindDesc(kind) {\n return isPunctuatorTokenKind(kind) ? `\"${kind}\"` : kind;\n}\n","const MAX_SUGGESTIONS = 5;\n/**\n * Given [ A, B, C ] return ' Did you mean A, B, or C?'.\n */\n\nexport function didYouMean(firstArg, secondArg) {\n const [subMessage, suggestionsArg] = secondArg\n ? [firstArg, secondArg]\n : [undefined, firstArg];\n let message = ' Did you mean ';\n\n if (subMessage) {\n message += subMessage + ' ';\n }\n\n const suggestions = suggestionsArg.map((x) => `\"${x}\"`);\n\n switch (suggestions.length) {\n case 0:\n return '';\n\n case 1:\n return message + suggestions[0] + '?';\n\n case 2:\n return message + suggestions[0] + ' or ' + suggestions[1] + '?';\n }\n\n const selected = suggestions.slice(0, MAX_SUGGESTIONS);\n const lastItem = selected.pop();\n return message + selected.join(', ') + ', or ' + lastItem + '?';\n}\n","/**\n * Returns the first argument it receives.\n */\nexport function identityFunc(x) {\n return x;\n}\n","/**\n * Creates a keyed JS object from an array, given a function to produce the keys\n * for each value in the array.\n *\n * This provides a convenient lookup for the array items if the key function\n * produces unique results.\n * ```ts\n * const phoneBook = [\n * { name: 'Jon', num: '555-1234' },\n * { name: 'Jenny', num: '867-5309' }\n * ]\n *\n * const entriesByName = keyMap(\n * phoneBook,\n * entry => entry.name\n * )\n *\n * // {\n * // Jon: { name: 'Jon', num: '555-1234' },\n * // Jenny: { name: 'Jenny', num: '867-5309' }\n * // }\n *\n * const jennyEntry = entriesByName['Jenny']\n *\n * // { name: 'Jenny', num: '857-6309' }\n * ```\n */\nexport function keyMap(list, keyFn) {\n const result = Object.create(null);\n\n for (const item of list) {\n result[keyFn(item)] = item;\n }\n\n return result;\n}\n","/**\n * Creates a keyed JS object from an array, given a function to produce the keys\n * and a function to produce the values from each item in the array.\n * ```ts\n * const phoneBook = [\n * { name: 'Jon', num: '555-1234' },\n * { name: 'Jenny', num: '867-5309' }\n * ]\n *\n * // { Jon: '555-1234', Jenny: '867-5309' }\n * const phonesByName = keyValMap(\n * phoneBook,\n * entry => entry.name,\n * entry => entry.num\n * )\n * ```\n */\nexport function keyValMap(list, keyFn, valFn) {\n const result = Object.create(null);\n\n for (const item of list) {\n result[keyFn(item)] = valFn(item);\n }\n\n return result;\n}\n","/**\n * Creates an object map with the same keys as `map` and values generated by\n * running each value of `map` thru `fn`.\n */\nexport function mapValue(map, fn) {\n const result = Object.create(null);\n\n for (const key of Object.keys(map)) {\n result[key] = fn(map[key], key);\n }\n\n return result;\n}\n","/**\n * Returns a number indicating whether a reference string comes before, or after,\n * or is the same as the given string in natural sort order.\n *\n * See: https://en.wikipedia.org/wiki/Natural_sort_order\n *\n */\nexport function naturalCompare(aStr, bStr) {\n let aIndex = 0;\n let bIndex = 0;\n\n while (aIndex < aStr.length && bIndex < bStr.length) {\n let aChar = aStr.charCodeAt(aIndex);\n let bChar = bStr.charCodeAt(bIndex);\n\n if (isDigit(aChar) && isDigit(bChar)) {\n let aNum = 0;\n\n do {\n ++aIndex;\n aNum = aNum * 10 + aChar - DIGIT_0;\n aChar = aStr.charCodeAt(aIndex);\n } while (isDigit(aChar) && aNum > 0);\n\n let bNum = 0;\n\n do {\n ++bIndex;\n bNum = bNum * 10 + bChar - DIGIT_0;\n bChar = bStr.charCodeAt(bIndex);\n } while (isDigit(bChar) && bNum > 0);\n\n if (aNum < bNum) {\n return -1;\n }\n\n if (aNum > bNum) {\n return 1;\n }\n } else {\n if (aChar < bChar) {\n return -1;\n }\n\n if (aChar > bChar) {\n return 1;\n }\n\n ++aIndex;\n ++bIndex;\n }\n }\n\n return aStr.length - bStr.length;\n}\nconst DIGIT_0 = 48;\nconst DIGIT_9 = 57;\n\nfunction isDigit(code) {\n return !isNaN(code) && DIGIT_0 <= code && code <= DIGIT_9;\n}\n","import { naturalCompare } from './naturalCompare.mjs';\n/**\n * Given an invalid input string and a list of valid options, returns a filtered\n * list of valid options sorted based on their similarity with the input.\n */\n\nexport function suggestionList(input, options) {\n const optionsByDistance = Object.create(null);\n const lexicalDistance = new LexicalDistance(input);\n const threshold = Math.floor(input.length * 0.4) + 1;\n\n for (const option of options) {\n const distance = lexicalDistance.measure(option, threshold);\n\n if (distance !== undefined) {\n optionsByDistance[option] = distance;\n }\n }\n\n return Object.keys(optionsByDistance).sort((a, b) => {\n const distanceDiff = optionsByDistance[a] - optionsByDistance[b];\n return distanceDiff !== 0 ? distanceDiff : naturalCompare(a, b);\n });\n}\n/**\n * Computes the lexical distance between strings A and B.\n *\n * The \"distance\" between two strings is given by counting the minimum number\n * of edits needed to transform string A into string B. An edit can be an\n * insertion, deletion, or substitution of a single character, or a swap of two\n * adjacent characters.\n *\n * Includes a custom alteration from Damerau-Levenshtein to treat case changes\n * as a single edit which helps identify mis-cased values with an edit distance\n * of 1.\n *\n * This distance can be useful for detecting typos in input or sorting\n */\n\nclass LexicalDistance {\n constructor(input) {\n this._input = input;\n this._inputLowerCase = input.toLowerCase();\n this._inputArray = stringToArray(this._inputLowerCase);\n this._rows = [\n new Array(input.length + 1).fill(0),\n new Array(input.length + 1).fill(0),\n new Array(input.length + 1).fill(0),\n ];\n }\n\n measure(option, threshold) {\n if (this._input === option) {\n return 0;\n }\n\n const optionLowerCase = option.toLowerCase(); // Any case change counts as a single edit\n\n if (this._inputLowerCase === optionLowerCase) {\n return 1;\n }\n\n let a = stringToArray(optionLowerCase);\n let b = this._inputArray;\n\n if (a.length < b.length) {\n const tmp = a;\n a = b;\n b = tmp;\n }\n\n const aLength = a.length;\n const bLength = b.length;\n\n if (aLength - bLength > threshold) {\n return undefined;\n }\n\n const rows = this._rows;\n\n for (let j = 0; j <= bLength; j++) {\n rows[0][j] = j;\n }\n\n for (let i = 1; i <= aLength; i++) {\n const upRow = rows[(i - 1) % 3];\n const currentRow = rows[i % 3];\n let smallestCell = (currentRow[0] = i);\n\n for (let j = 1; j <= bLength; j++) {\n const cost = a[i - 1] === b[j - 1] ? 0 : 1;\n let currentCell = Math.min(\n upRow[j] + 1, // delete\n currentRow[j - 1] + 1, // insert\n upRow[j - 1] + cost, // substitute\n );\n\n if (i > 1 && j > 1 && a[i - 1] === b[j - 2] && a[i - 2] === b[j - 1]) {\n // transposition\n const doubleDiagonalCell = rows[(i - 2) % 3][j - 2];\n currentCell = Math.min(currentCell, doubleDiagonalCell + 1);\n }\n\n if (currentCell < smallestCell) {\n smallestCell = currentCell;\n }\n\n currentRow[j] = currentCell;\n } // Early exit, since distance can't go smaller than smallest element of the previous row.\n\n if (smallestCell > threshold) {\n return undefined;\n }\n }\n\n const distance = rows[aLength % 3][bLength];\n return distance <= threshold ? distance : undefined;\n }\n}\n\nfunction stringToArray(str) {\n const strLength = str.length;\n const array = new Array(strLength);\n\n for (let i = 0; i < strLength; ++i) {\n array[i] = str.charCodeAt(i);\n }\n\n return array;\n}\n","export function toObjMap(obj) {\n if (obj == null) {\n return Object.create(null);\n }\n\n if (Object.getPrototypeOf(obj) === null) {\n return obj;\n }\n\n const map = Object.create(null);\n\n for (const [key, value] of Object.entries(obj)) {\n map[key] = value;\n }\n\n return map;\n}\n","/**\n * Prints a string as a GraphQL StringValue literal. Replaces control characters\n * and excluded characters (\" U+0022 and \\\\ U+005C) with escape sequences.\n */\nexport function printString(str) {\n return `\"${str.replace(escapedRegExp, escapedReplacer)}\"`;\n} // eslint-disable-next-line no-control-regex\n\nconst escapedRegExp = /[\\x00-\\x1f\\x22\\x5c\\x7f-\\x9f]/g;\n\nfunction escapedReplacer(str) {\n return escapeSequences[str.charCodeAt(0)];\n} // prettier-ignore\n\nconst escapeSequences = [\n '\\\\u0000',\n '\\\\u0001',\n '\\\\u0002',\n '\\\\u0003',\n '\\\\u0004',\n '\\\\u0005',\n '\\\\u0006',\n '\\\\u0007',\n '\\\\b',\n '\\\\t',\n '\\\\n',\n '\\\\u000B',\n '\\\\f',\n '\\\\r',\n '\\\\u000E',\n '\\\\u000F',\n '\\\\u0010',\n '\\\\u0011',\n '\\\\u0012',\n '\\\\u0013',\n '\\\\u0014',\n '\\\\u0015',\n '\\\\u0016',\n '\\\\u0017',\n '\\\\u0018',\n '\\\\u0019',\n '\\\\u001A',\n '\\\\u001B',\n '\\\\u001C',\n '\\\\u001D',\n '\\\\u001E',\n '\\\\u001F',\n '',\n '',\n '\\\\\"',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '', // 2F\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '', // 3F\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '', // 4F\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '\\\\\\\\',\n '',\n '',\n '', // 5F\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '', // 6F\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '',\n '\\\\u007F',\n '\\\\u0080',\n '\\\\u0081',\n '\\\\u0082',\n '\\\\u0083',\n '\\\\u0084',\n '\\\\u0085',\n '\\\\u0086',\n '\\\\u0087',\n '\\\\u0088',\n '\\\\u0089',\n '\\\\u008A',\n '\\\\u008B',\n '\\\\u008C',\n '\\\\u008D',\n '\\\\u008E',\n '\\\\u008F',\n '\\\\u0090',\n '\\\\u0091',\n '\\\\u0092',\n '\\\\u0093',\n '\\\\u0094',\n '\\\\u0095',\n '\\\\u0096',\n '\\\\u0097',\n '\\\\u0098',\n '\\\\u0099',\n '\\\\u009A',\n '\\\\u009B',\n '\\\\u009C',\n '\\\\u009D',\n '\\\\u009E',\n '\\\\u009F',\n];\n","import { devAssert } from '../jsutils/devAssert.mjs';\nimport { inspect } from '../jsutils/inspect.mjs';\nimport { isNode, QueryDocumentKeys } from './ast.mjs';\nimport { Kind } from './kinds.mjs';\n/**\n * A visitor is provided to visit, it contains the collection of\n * relevant functions to be called during the visitor's traversal.\n */\n\nexport const BREAK = Object.freeze({});\n/**\n * visit() will walk through an AST using a depth-first traversal, calling\n * the visitor's enter function at each node in the traversal, and calling the\n * leave function after visiting that node and all of its child nodes.\n *\n * By returning different values from the enter and leave functions, the\n * behavior of the visitor can be altered, including skipping over a sub-tree of\n * the AST (by returning false), editing the AST by returning a value or null\n * to remove the value, or to stop the whole traversal by returning BREAK.\n *\n * When using visit() to edit an AST, the original AST will not be modified, and\n * a new version of the AST with the changes applied will be returned from the\n * visit function.\n *\n * ```ts\n * const editedAST = visit(ast, {\n * enter(node, key, parent, path, ancestors) {\n * // @return\n * // undefined: no action\n * // false: skip visiting this node\n * // visitor.BREAK: stop visiting altogether\n * // null: delete this node\n * // any value: replace this node with the returned value\n * },\n * leave(node, key, parent, path, ancestors) {\n * // @return\n * // undefined: no action\n * // false: no action\n * // visitor.BREAK: stop visiting altogether\n * // null: delete this node\n * // any value: replace this node with the returned value\n * }\n * });\n * ```\n *\n * Alternatively to providing enter() and leave() functions, a visitor can\n * instead provide functions named the same as the kinds of AST nodes, or\n * enter/leave visitors at a named key, leading to three permutations of the\n * visitor API:\n *\n * 1) Named visitors triggered when entering a node of a specific kind.\n *\n * ```ts\n * visit(ast, {\n * Kind(node) {\n * // enter the \"Kind\" node\n * }\n * })\n * ```\n *\n * 2) Named visitors that trigger upon entering and leaving a node of a specific kind.\n *\n * ```ts\n * visit(ast, {\n * Kind: {\n * enter(node) {\n * // enter the \"Kind\" node\n * }\n * leave(node) {\n * // leave the \"Kind\" node\n * }\n * }\n * })\n * ```\n *\n * 3) Generic visitors that trigger upon entering and leaving any node.\n *\n * ```ts\n * visit(ast, {\n * enter(node) {\n * // enter any node\n * },\n * leave(node) {\n * // leave any node\n * }\n * })\n * ```\n */\n\nexport function visit(root, visitor, visitorKeys = QueryDocumentKeys) {\n const enterLeaveMap = new Map();\n\n for (const kind of Object.values(Kind)) {\n enterLeaveMap.set(kind, getEnterLeaveForKind(visitor, kind));\n }\n /* eslint-disable no-undef-init */\n\n let stack = undefined;\n let inArray = Array.isArray(root);\n let keys = [root];\n let index = -1;\n let edits = [];\n let node = root;\n let key = undefined;\n let parent = undefined;\n const path = [];\n const ancestors = [];\n /* eslint-enable no-undef-init */\n\n do {\n index++;\n const isLeaving = index === keys.length;\n const isEdited = isLeaving && edits.length !== 0;\n\n if (isLeaving) {\n key = ancestors.length === 0 ? undefined : path[path.length - 1];\n node = parent;\n parent = ancestors.pop();\n\n if (isEdited) {\n if (inArray) {\n node = node.slice();\n let editOffset = 0;\n\n for (const [editKey, editValue] of edits) {\n const arrayKey = editKey - editOffset;\n\n if (editValue === null) {\n node.splice(arrayKey, 1);\n editOffset++;\n } else {\n node[arrayKey] = editValue;\n }\n }\n } else {\n node = Object.defineProperties(\n {},\n Object.getOwnPropertyDescriptors(node),\n );\n\n for (const [editKey, editValue] of edits) {\n node[editKey] = editValue;\n }\n }\n }\n\n index = stack.index;\n keys = stack.keys;\n edits = stack.edits;\n inArray = stack.inArray;\n stack = stack.prev;\n } else if (parent) {\n key = inArray ? index : keys[index];\n node = parent[key];\n\n if (node === null || node === undefined) {\n continue;\n }\n\n path.push(key);\n }\n\n let result;\n\n if (!Array.isArray(node)) {\n var _enterLeaveMap$get, _enterLeaveMap$get2;\n\n isNode(node) || devAssert(false, `Invalid AST Node: ${inspect(node)}.`);\n const visitFn = isLeaving\n ? (_enterLeaveMap$get = enterLeaveMap.get(node.kind)) === null ||\n _enterLeaveMap$get === void 0\n ? void 0\n : _enterLeaveMap$get.leave\n : (_enterLeaveMap$get2 = enterLeaveMap.get(node.kind)) === null ||\n _enterLeaveMap$get2 === void 0\n ? void 0\n : _enterLeaveMap$get2.enter;\n result =\n visitFn === null || visitFn === void 0\n ? void 0\n : visitFn.call(visitor, node, key, parent, path, ancestors);\n\n if (result === BREAK) {\n break;\n }\n\n if (result === false) {\n if (!isLeaving) {\n path.pop();\n continue;\n }\n } else if (result !== undefined) {\n edits.push([key, result]);\n\n if (!isLeaving) {\n if (isNode(result)) {\n node = result;\n } else {\n path.pop();\n continue;\n }\n }\n }\n }\n\n if (result === undefined && isEdited) {\n edits.push([key, node]);\n }\n\n if (isLeaving) {\n path.pop();\n } else {\n var _node$kind;\n\n stack = {\n inArray,\n index,\n keys,\n edits,\n prev: stack,\n };\n inArray = Array.isArray(node);\n keys = inArray\n ? node\n : (_node$kind = visitorKeys[node.kind]) !== null &&\n _node$kind !== void 0\n ? _node$kind\n : [];\n index = -1;\n edits = [];\n\n if (parent) {\n ancestors.push(parent);\n }\n\n parent = node;\n }\n } while (stack !== undefined);\n\n if (edits.length !== 0) {\n // New root\n return edits[edits.length - 1][1];\n }\n\n return root;\n}\n/**\n * Creates a new visitor instance which delegates to many visitors to run in\n * parallel. Each visitor will be visited for each node before moving on.\n *\n * If a prior visitor edits a node, no following visitors will see that node.\n */\n\nexport function visitInParallel(visitors) {\n const skipping = new Array(visitors.length).fill(null);\n const mergedVisitor = Object.create(null);\n\n for (const kind of Object.values(Kind)) {\n let hasVisitor = false;\n const enterList = new Array(visitors.length).fill(undefined);\n const leaveList = new Array(visitors.length).fill(undefined);\n\n for (let i = 0; i < visitors.length; ++i) {\n const { enter, leave } = getEnterLeaveForKind(visitors[i], kind);\n hasVisitor || (hasVisitor = enter != null || leave != null);\n enterList[i] = enter;\n leaveList[i] = leave;\n }\n\n if (!hasVisitor) {\n continue;\n }\n\n const mergedEnterLeave = {\n enter(...args) {\n const node = args[0];\n\n for (let i = 0; i < visitors.length; i++) {\n if (skipping[i] === null) {\n var _enterList$i;\n\n const result =\n (_enterList$i = enterList[i]) === null || _enterList$i === void 0\n ? void 0\n : _enterList$i.apply(visitors[i], args);\n\n if (result === false) {\n skipping[i] = node;\n } else if (result === BREAK) {\n skipping[i] = BREAK;\n } else if (result !== undefined) {\n return result;\n }\n }\n }\n },\n\n leave(...args) {\n const node = args[0];\n\n for (let i = 0; i < visitors.length; i++) {\n if (skipping[i] === null) {\n var _leaveList$i;\n\n const result =\n (_leaveList$i = leaveList[i]) === null || _leaveList$i === void 0\n ? void 0\n : _leaveList$i.apply(visitors[i], args);\n\n if (result === BREAK) {\n skipping[i] = BREAK;\n } else if (result !== undefined && result !== false) {\n return result;\n }\n } else if (skipping[i] === node) {\n skipping[i] = null;\n }\n }\n },\n };\n mergedVisitor[kind] = mergedEnterLeave;\n }\n\n return mergedVisitor;\n}\n/**\n * Given a visitor instance and a node kind, return EnterLeaveVisitor for that kind.\n */\n\nexport function getEnterLeaveForKind(visitor, kind) {\n const kindVisitor = visitor[kind];\n\n if (typeof kindVisitor === 'object') {\n // { Kind: { enter() {}, leave() {} } }\n return kindVisitor;\n } else if (typeof kindVisitor === 'function') {\n // { Kind() {} }\n return {\n enter: kindVisitor,\n leave: undefined,\n };\n } // { enter() {}, leave() {} }\n\n return {\n enter: visitor.enter,\n leave: visitor.leave,\n };\n}\n/**\n * Given a visitor instance, if it is leaving or not, and a node kind, return\n * the function the visitor runtime should call.\n *\n * @deprecated Please use `getEnterLeaveForKind` instead. Will be removed in v17\n */\n\n/* c8 ignore next 8 */\n\nexport function getVisitFn(visitor, kind, isLeaving) {\n const { enter, leave } = getEnterLeaveForKind(visitor, kind);\n return isLeaving ? leave : enter;\n}\n","import { printBlockString } from './blockString.mjs';\nimport { printString } from './printString.mjs';\nimport { visit } from './visitor.mjs';\n/**\n * Converts an AST into a string, using one set of reasonable\n * formatting rules.\n */\n\nexport function print(ast) {\n return visit(ast, printDocASTReducer);\n}\nconst MAX_LINE_LENGTH = 80;\nconst printDocASTReducer = {\n Name: {\n leave: (node) => node.value,\n },\n Variable: {\n leave: (node) => '$' + node.name,\n },\n // Document\n Document: {\n leave: (node) => join(node.definitions, '\\n\\n'),\n },\n OperationDefinition: {\n leave(node) {\n const varDefs = wrap('(', join(node.variableDefinitions, ', '), ')');\n const prefix = join(\n [\n node.operation,\n join([node.name, varDefs]),\n join(node.directives, ' '),\n ],\n ' ',\n ); // Anonymous queries with no directives or variable definitions can use\n // the query short form.\n\n return (prefix === 'query' ? '' : prefix + ' ') + node.selectionSet;\n },\n },\n VariableDefinition: {\n leave: ({ variable, type, defaultValue, directives }) =>\n variable +\n ': ' +\n type +\n wrap(' = ', defaultValue) +\n wrap(' ', join(directives, ' ')),\n },\n SelectionSet: {\n leave: ({ selections }) => block(selections),\n },\n Field: {\n leave({ alias, name, arguments: args, directives, selectionSet }) {\n const prefix = wrap('', alias, ': ') + name;\n let argsLine = prefix + wrap('(', join(args, ', '), ')');\n\n if (argsLine.length > MAX_LINE_LENGTH) {\n argsLine = prefix + wrap('(\\n', indent(join(args, '\\n')), '\\n)');\n }\n\n return join([argsLine, join(directives, ' '), selectionSet], ' ');\n },\n },\n Argument: {\n leave: ({ name, value }) => name + ': ' + value,\n },\n // Fragments\n FragmentSpread: {\n leave: ({ name, directives }) =>\n '...' + name + wrap(' ', join(directives, ' ')),\n },\n InlineFragment: {\n leave: ({ typeCondition, directives, selectionSet }) =>\n join(\n [\n '...',\n wrap('on ', typeCondition),\n join(directives, ' '),\n selectionSet,\n ],\n ' ',\n ),\n },\n FragmentDefinition: {\n leave: (\n { name, typeCondition, variableDefinitions, directives, selectionSet }, // Note: fragment variable definitions are experimental and may be changed\n ) =>\n // or removed in the future.\n `fragment ${name}${wrap('(', join(variableDefinitions, ', '), ')')} ` +\n `on ${typeCondition} ${wrap('', join(directives, ' '), ' ')}` +\n selectionSet,\n },\n // Value\n IntValue: {\n leave: ({ value }) => value,\n },\n FloatValue: {\n leave: ({ value }) => value,\n },\n StringValue: {\n leave: ({ value, block: isBlockString }) =>\n isBlockString ? printBlockString(value) : printString(value),\n },\n BooleanValue: {\n leave: ({ value }) => (value ? 'true' : 'false'),\n },\n NullValue: {\n leave: () => 'null',\n },\n EnumValue: {\n leave: ({ value }) => value,\n },\n ListValue: {\n leave: ({ values }) => '[' + join(values, ', ') + ']',\n },\n ObjectValue: {\n leave: ({ fields }) => '{' + join(fields, ', ') + '}',\n },\n ObjectField: {\n leave: ({ name, value }) => name + ': ' + value,\n },\n // Directive\n Directive: {\n leave: ({ name, arguments: args }) =>\n '@' + name + wrap('(', join(args, ', '), ')'),\n },\n // Type\n NamedType: {\n leave: ({ name }) => name,\n },\n ListType: {\n leave: ({ type }) => '[' + type + ']',\n },\n NonNullType: {\n leave: ({ type }) => type + '!',\n },\n // Type System Definitions\n SchemaDefinition: {\n leave: ({ description, directives, operationTypes }) =>\n wrap('', description, '\\n') +\n join(['schema', join(directives, ' '), block(operationTypes)], ' '),\n },\n OperationTypeDefinition: {\n leave: ({ operation, type }) => operation + ': ' + type,\n },\n ScalarTypeDefinition: {\n leave: ({ description, name, directives }) =>\n wrap('', description, '\\n') +\n join(['scalar', name, join(directives, ' ')], ' '),\n },\n ObjectTypeDefinition: {\n leave: ({ description, name, interfaces, directives, fields }) =>\n wrap('', description, '\\n') +\n join(\n [\n 'type',\n name,\n wrap('implements ', join(interfaces, ' & ')),\n join(directives, ' '),\n block(fields),\n ],\n ' ',\n ),\n },\n FieldDefinition: {\n leave: ({ description, name, arguments: args, type, directives }) =>\n wrap('', description, '\\n') +\n name +\n (hasMultilineItems(args)\n ? wrap('(\\n', indent(join(args, '\\n')), '\\n)')\n : wrap('(', join(args, ', '), ')')) +\n ': ' +\n type +\n wrap(' ', join(directives, ' ')),\n },\n InputValueDefinition: {\n leave: ({ description, name, type, defaultValue, directives }) =>\n wrap('', description, '\\n') +\n join(\n [name + ': ' + type, wrap('= ', defaultValue), join(directives, ' ')],\n ' ',\n ),\n },\n InterfaceTypeDefinition: {\n leave: ({ description, name, interfaces, directives, fields }) =>\n wrap('', description, '\\n') +\n join(\n [\n 'interface',\n name,\n wrap('implements ', join(interfaces, ' & ')),\n join(directives, ' '),\n block(fields),\n ],\n ' ',\n ),\n },\n UnionTypeDefinition: {\n leave: ({ description, name, directives, types }) =>\n wrap('', description, '\\n') +\n join(\n ['union', name, join(directives, ' '), wrap('= ', join(types, ' | '))],\n ' ',\n ),\n },\n EnumTypeDefinition: {\n leave: ({ description, name, directives, values }) =>\n wrap('', description, '\\n') +\n join(['enum', name, join(directives, ' '), block(values)], ' '),\n },\n EnumValueDefinition: {\n leave: ({ description, name, directives }) =>\n wrap('', description, '\\n') + join([name, join(directives, ' ')], ' '),\n },\n InputObjectTypeDefinition: {\n leave: ({ description, name, directives, fields }) =>\n wrap('', description, '\\n') +\n join(['input', name, join(directives, ' '), block(fields)], ' '),\n },\n DirectiveDefinition: {\n leave: ({ description, name, arguments: args, repeatable, locations }) =>\n wrap('', description, '\\n') +\n 'directive @' +\n name +\n (hasMultilineItems(args)\n ? wrap('(\\n', indent(join(args, '\\n')), '\\n)')\n : wrap('(', join(args, ', '), ')')) +\n (repeatable ? ' repeatable' : '') +\n ' on ' +\n join(locations, ' | '),\n },\n SchemaExtension: {\n leave: ({ directives, operationTypes }) =>\n join(\n ['extend schema', join(directives, ' '), block(operationTypes)],\n ' ',\n ),\n },\n ScalarTypeExtension: {\n leave: ({ name, directives }) =>\n join(['extend scalar', name, join(directives, ' ')], ' '),\n },\n ObjectTypeExtension: {\n leave: ({ name, interfaces, directives, fields }) =>\n join(\n [\n 'extend type',\n name,\n wrap('implements ', join(interfaces, ' & ')),\n join(directives, ' '),\n block(fields),\n ],\n ' ',\n ),\n },\n InterfaceTypeExtension: {\n leave: ({ name, interfaces, directives, fields }) =>\n join(\n [\n 'extend interface',\n name,\n wrap('implements ', join(interfaces, ' & ')),\n join(directives, ' '),\n block(fields),\n ],\n ' ',\n ),\n },\n UnionTypeExtension: {\n leave: ({ name, directives, types }) =>\n join(\n [\n 'extend union',\n name,\n join(directives, ' '),\n wrap('= ', join(types, ' | ')),\n ],\n ' ',\n ),\n },\n EnumTypeExtension: {\n leave: ({ name, directives, values }) =>\n join(['extend enum', name, join(directives, ' '), block(values)], ' '),\n },\n InputObjectTypeExtension: {\n leave: ({ name, directives, fields }) =>\n join(['extend input', name, join(directives, ' '), block(fields)], ' '),\n },\n};\n/**\n * Given maybeArray, print an empty string if it is null or empty, otherwise\n * print all items together separated by separator if provided\n */\n\nfunction join(maybeArray, separator = '') {\n var _maybeArray$filter$jo;\n\n return (_maybeArray$filter$jo =\n maybeArray === null || maybeArray === void 0\n ? void 0\n : maybeArray.filter((x) => x).join(separator)) !== null &&\n _maybeArray$filter$jo !== void 0\n ? _maybeArray$filter$jo\n : '';\n}\n/**\n * Given array, print each item on its own line, wrapped in an indented `{ }` block.\n */\n\nfunction block(array) {\n return wrap('{\\n', indent(join(array, '\\n')), '\\n}');\n}\n/**\n * If maybeString is not null or empty, then wrap with start and end, otherwise print an empty string.\n */\n\nfunction wrap(start, maybeString, end = '') {\n return maybeString != null && maybeString !== ''\n ? start + maybeString + end\n : '';\n}\n\nfunction indent(str) {\n return wrap(' ', str.replace(/\\n/g, '\\n '));\n}\n\nfunction hasMultilineItems(maybeArray) {\n var _maybeArray$some;\n\n // FIXME: https://github.com/graphql/graphql-js/issues/2203\n\n /* c8 ignore next */\n return (_maybeArray$some =\n maybeArray === null || maybeArray === void 0\n ? void 0\n : maybeArray.some((str) => str.includes('\\n'))) !== null &&\n _maybeArray$some !== void 0\n ? _maybeArray$some\n : false;\n}\n","import { keyValMap } from '../jsutils/keyValMap.mjs';\nimport { Kind } from '../language/kinds.mjs';\n/**\n * Produces a JavaScript value given a GraphQL Value AST.\n *\n * Unlike `valueFromAST()`, no type is provided. The resulting JavaScript value\n * will reflect the provided GraphQL value AST.\n *\n * | GraphQL Value | JavaScript Value |\n * | -------------------- | ---------------- |\n * | Input Object | Object |\n * | List | Array |\n * | Boolean | Boolean |\n * | String / Enum | String |\n * | Int / Float | Number |\n * | Null | null |\n *\n */\n\nexport function valueFromASTUntyped(valueNode, variables) {\n switch (valueNode.kind) {\n case Kind.NULL:\n return null;\n\n case Kind.INT:\n return parseInt(valueNode.value, 10);\n\n case Kind.FLOAT:\n return parseFloat(valueNode.value);\n\n case Kind.STRING:\n case Kind.ENUM:\n case Kind.BOOLEAN:\n return valueNode.value;\n\n case Kind.LIST:\n return valueNode.values.map((node) =>\n valueFromASTUntyped(node, variables),\n );\n\n case Kind.OBJECT:\n return keyValMap(\n valueNode.fields,\n (field) => field.name.value,\n (field) => valueFromASTUntyped(field.value, variables),\n );\n\n case Kind.VARIABLE:\n return variables === null || variables === void 0\n ? void 0\n : variables[valueNode.name.value];\n }\n}\n","import { devAssert } from '../jsutils/devAssert.mjs';\nimport { GraphQLError } from '../error/GraphQLError.mjs';\nimport { isNameContinue, isNameStart } from '../language/characterClasses.mjs';\n/**\n * Upholds the spec rules about naming.\n */\n\nexport function assertName(name) {\n name != null || devAssert(false, 'Must provide name.');\n typeof name === 'string' || devAssert(false, 'Expected name to be a string.');\n\n if (name.length === 0) {\n throw new GraphQLError('Expected name to be a non-empty string.');\n }\n\n for (let i = 1; i < name.length; ++i) {\n if (!isNameContinue(name.charCodeAt(i))) {\n throw new GraphQLError(\n `Names must only contain [_a-zA-Z0-9] but \"${name}\" does not.`,\n );\n }\n }\n\n if (!isNameStart(name.charCodeAt(0))) {\n throw new GraphQLError(\n `Names must start with [_a-zA-Z] but \"${name}\" does not.`,\n );\n }\n\n return name;\n}\n/**\n * Upholds the spec rules about naming enum values.\n *\n * @internal\n */\n\nexport function assertEnumValueName(name) {\n if (name === 'true' || name === 'false' || name === 'null') {\n throw new GraphQLError(`Enum values cannot be named: ${name}`);\n }\n\n return assertName(name);\n}\n","import { devAssert } from '../jsutils/devAssert.mjs';\nimport { didYouMean } from '../jsutils/didYouMean.mjs';\nimport { identityFunc } from '../jsutils/identityFunc.mjs';\nimport { inspect } from '../jsutils/inspect.mjs';\nimport { instanceOf } from '../jsutils/instanceOf.mjs';\nimport { isObjectLike } from '../jsutils/isObjectLike.mjs';\nimport { keyMap } from '../jsutils/keyMap.mjs';\nimport { keyValMap } from '../jsutils/keyValMap.mjs';\nimport { mapValue } from '../jsutils/mapValue.mjs';\nimport { suggestionList } from '../jsutils/suggestionList.mjs';\nimport { toObjMap } from '../jsutils/toObjMap.mjs';\nimport { GraphQLError } from '../error/GraphQLError.mjs';\nimport { Kind } from '../language/kinds.mjs';\nimport { print } from '../language/printer.mjs';\nimport { valueFromASTUntyped } from '../utilities/valueFromASTUntyped.mjs';\nimport { assertEnumValueName, assertName } from './assertName.mjs';\nexport function isType(type) {\n return (\n isScalarType(type) ||\n isObjectType(type) ||\n isInterfaceType(type) ||\n isUnionType(type) ||\n isEnumType(type) ||\n isInputObjectType(type) ||\n isListType(type) ||\n isNonNullType(type)\n );\n}\nexport function assertType(type) {\n if (!isType(type)) {\n throw new Error(`Expected ${inspect(type)} to be a GraphQL type.`);\n }\n\n return type;\n}\n/**\n * There are predicates for each kind of GraphQL type.\n */\n\nexport function isScalarType(type) {\n return instanceOf(type, GraphQLScalarType);\n}\nexport function assertScalarType(type) {\n if (!isScalarType(type)) {\n throw new Error(`Expected ${inspect(type)} to be a GraphQL Scalar type.`);\n }\n\n return type;\n}\nexport function isObjectType(type) {\n return instanceOf(type, GraphQLObjectType);\n}\nexport function assertObjectType(type) {\n if (!isObjectType(type)) {\n throw new Error(`Expected ${inspect(type)} to be a GraphQL Object type.`);\n }\n\n return type;\n}\nexport function isInterfaceType(type) {\n return instanceOf(type, GraphQLInterfaceType);\n}\nexport function assertInterfaceType(type) {\n if (!isInterfaceType(type)) {\n throw new Error(\n `Expected ${inspect(type)} to be a GraphQL Interface type.`,\n );\n }\n\n return type;\n}\nexport function isUnionType(type) {\n return instanceOf(type, GraphQLUnionType);\n}\nexport function assertUnionType(type) {\n if (!isUnionType(type)) {\n throw new Error(`Expected ${inspect(type)} to be a GraphQL Union type.`);\n }\n\n return type;\n}\nexport function isEnumType(type) {\n return instanceOf(type, GraphQLEnumType);\n}\nexport function assertEnumType(type) {\n if (!isEnumType(type)) {\n throw new Error(`Expected ${inspect(type)} to be a GraphQL Enum type.`);\n }\n\n return type;\n}\nexport function isInputObjectType(type) {\n return instanceOf(type, GraphQLInputObjectType);\n}\nexport function assertInputObjectType(type) {\n if (!isInputObjectType(type)) {\n throw new Error(\n `Expected ${inspect(type)} to be a GraphQL Input Object type.`,\n );\n }\n\n return type;\n}\nexport function isListType(type) {\n return instanceOf(type, GraphQLList);\n}\nexport function assertListType(type) {\n if (!isListType(type)) {\n throw new Error(`Expected ${inspect(type)} to be a GraphQL List type.`);\n }\n\n return type;\n}\nexport function isNonNullType(type) {\n return instanceOf(type, GraphQLNonNull);\n}\nexport function assertNonNullType(type) {\n if (!isNonNullType(type)) {\n throw new Error(`Expected ${inspect(type)} to be a GraphQL Non-Null type.`);\n }\n\n return type;\n}\n/**\n * These types may be used as input types for arguments and directives.\n */\n\nexport function isInputType(type) {\n return (\n isScalarType(type) ||\n isEnumType(type) ||\n isInputObjectType(type) ||\n (isWrappingType(type) && isInputType(type.ofType))\n );\n}\nexport function assertInputType(type) {\n if (!isInputType(type)) {\n throw new Error(`Expected ${inspect(type)} to be a GraphQL input type.`);\n }\n\n return type;\n}\n/**\n * These types may be used as output types as the result of fields.\n */\n\nexport function isOutputType(type) {\n return (\n isScalarType(type) ||\n isObjectType(type) ||\n isInterfaceType(type) ||\n isUnionType(type) ||\n isEnumType(type) ||\n (isWrappingType(type) && isOutputType(type.ofType))\n );\n}\nexport function assertOutputType(type) {\n if (!isOutputType(type)) {\n throw new Error(`Expected ${inspect(type)} to be a GraphQL output type.`);\n }\n\n return type;\n}\n/**\n * These types may describe types which may be leaf values.\n */\n\nexport function isLeafType(type) {\n return isScalarType(type) || isEnumType(type);\n}\nexport function assertLeafType(type) {\n if (!isLeafType(type)) {\n throw new Error(`Expected ${inspect(type)} to be a GraphQL leaf type.`);\n }\n\n return type;\n}\n/**\n * These types may describe the parent context of a selection set.\n */\n\nexport function isCompositeType(type) {\n return isObjectType(type) || isInterfaceType(type) || isUnionType(type);\n}\nexport function assertCompositeType(type) {\n if (!isCompositeType(type)) {\n throw new Error(\n `Expected ${inspect(type)} to be a GraphQL composite type.`,\n );\n }\n\n return type;\n}\n/**\n * These types may describe the parent context of a selection set.\n */\n\nexport function isAbstractType(type) {\n return isInterfaceType(type) || isUnionType(type);\n}\nexport function assertAbstractType(type) {\n if (!isAbstractType(type)) {\n throw new Error(`Expected ${inspect(type)} to be a GraphQL abstract type.`);\n }\n\n return type;\n}\n/**\n * List Type Wrapper\n *\n * A list is a wrapping type which points to another type.\n * Lists are often created within the context of defining the fields of\n * an object type.\n *\n * Example:\n *\n * ```ts\n * const PersonType = new GraphQLObjectType({\n * name: 'Person',\n * fields: () => ({\n * parents: { type: new GraphQLList(PersonType) },\n * children: { type: new GraphQLList(PersonType) },\n * })\n * })\n * ```\n */\n\nexport class GraphQLList {\n constructor(ofType) {\n isType(ofType) ||\n devAssert(false, `Expected ${inspect(ofType)} to be a GraphQL type.`);\n this.ofType = ofType;\n }\n\n get [Symbol.toStringTag]() {\n return 'GraphQLList';\n }\n\n toString() {\n return '[' + String(this.ofType) + ']';\n }\n\n toJSON() {\n return this.toString();\n }\n}\n/**\n * Non-Null Type Wrapper\n *\n * A non-null is a wrapping type which points to another type.\n * Non-null types enforce that their values are never null and can ensure\n * an error is raised if this ever occurs during a request. It is useful for\n * fields which you can make a strong guarantee on non-nullability, for example\n * usually the id field of a database row will never be null.\n *\n * Example:\n *\n * ```ts\n * const RowType = new GraphQLObjectType({\n * name: 'Row',\n * fields: () => ({\n * id: { type: new GraphQLNonNull(GraphQLString) },\n * })\n * })\n * ```\n * Note: the enforcement of non-nullability occurs within the executor.\n */\n\nexport class GraphQLNonNull {\n constructor(ofType) {\n isNullableType(ofType) ||\n devAssert(\n false,\n `Expected ${inspect(ofType)} to be a GraphQL nullable type.`,\n );\n this.ofType = ofType;\n }\n\n get [Symbol.toStringTag]() {\n return 'GraphQLNonNull';\n }\n\n toString() {\n return String(this.ofType) + '!';\n }\n\n toJSON() {\n return this.toString();\n }\n}\n/**\n * These types wrap and modify other types\n */\n\nexport function isWrappingType(type) {\n return isListType(type) || isNonNullType(type);\n}\nexport function assertWrappingType(type) {\n if (!isWrappingType(type)) {\n throw new Error(`Expected ${inspect(type)} to be a GraphQL wrapping type.`);\n }\n\n return type;\n}\n/**\n * These types can all accept null as a value.\n */\n\nexport function isNullableType(type) {\n return isType(type) && !isNonNullType(type);\n}\nexport function assertNullableType(type) {\n if (!isNullableType(type)) {\n throw new Error(`Expected ${inspect(type)} to be a GraphQL nullable type.`);\n }\n\n return type;\n}\nexport function getNullableType(type) {\n if (type) {\n return isNonNullType(type) ? type.ofType : type;\n }\n}\n/**\n * These named types do not include modifiers like List or NonNull.\n */\n\nexport function isNamedType(type) {\n return (\n isScalarType(type) ||\n isObjectType(type) ||\n isInterfaceType(type) ||\n isUnionType(type) ||\n isEnumType(type) ||\n isInputObjectType(type)\n );\n}\nexport function assertNamedType(type) {\n if (!isNamedType(type)) {\n throw new Error(`Expected ${inspect(type)} to be a GraphQL named type.`);\n }\n\n return type;\n}\nexport function getNamedType(type) {\n if (type) {\n let unwrappedType = type;\n\n while (isWrappingType(unwrappedType)) {\n unwrappedType = unwrappedType.ofType;\n }\n\n return unwrappedType;\n }\n}\n/**\n * Used while defining GraphQL types to allow for circular references in\n * otherwise immutable type definitions.\n */\n\nexport function resolveReadonlyArrayThunk(thunk) {\n return typeof thunk === 'function' ? thunk() : thunk;\n}\nexport function resolveObjMapThunk(thunk) {\n return typeof thunk === 'function' ? thunk() : thunk;\n}\n/**\n * Custom extensions\n *\n * @remarks\n * Use a unique identifier name for your extension, for example the name of\n * your library or project. Do not use a shortened identifier as this increases\n * the risk of conflicts. We recommend you add at most one extension field,\n * an object which can contain all the values you need.\n */\n\n/**\n * Scalar Type Definition\n *\n * The leaf values of any request and input values to arguments are\n * Scalars (or Enums) and are defined with a name and a series of functions\n * used to parse input from ast or variables and to ensure validity.\n *\n * If a type's serialize function returns `null` or does not return a value\n * (i.e. it returns `undefined`) then an error will be raised and a `null`\n * value will be returned in the response. It is always better to validate\n *\n * Example:\n *\n * ```ts\n * const OddType = new GraphQLScalarType({\n * name: 'Odd',\n * serialize(value) {\n * if (!Number.isFinite(value)) {\n * throw new Error(\n * `Scalar \"Odd\" cannot represent \"${value}\" since it is not a finite number.`,\n * );\n * }\n *\n * if (value % 2 === 0) {\n * throw new Error(`Scalar \"Odd\" cannot represent \"${value}\" since it is even.`);\n * }\n * return value;\n * }\n * });\n * ```\n */\nexport class GraphQLScalarType {\n constructor(config) {\n var _config$parseValue,\n _config$serialize,\n _config$parseLiteral,\n _config$extensionASTN;\n\n const parseValue =\n (_config$parseValue = config.parseValue) !== null &&\n _config$parseValue !== void 0\n ? _config$parseValue\n : identityFunc;\n this.name = assertName(config.name);\n this.description = config.description;\n this.specifiedByURL = config.specifiedByURL;\n this.serialize =\n (_config$serialize = config.serialize) !== null &&\n _config$serialize !== void 0\n ? _config$serialize\n : identityFunc;\n this.parseValue = parseValue;\n this.parseLiteral =\n (_config$parseLiteral = config.parseLiteral) !== null &&\n _config$parseLiteral !== void 0\n ? _config$parseLiteral\n : (node, variables) => parseValue(valueFromASTUntyped(node, variables));\n this.extensions = toObjMap(config.extensions);\n this.astNode = config.astNode;\n this.extensionASTNodes =\n (_config$extensionASTN = config.extensionASTNodes) !== null &&\n _config$extensionASTN !== void 0\n ? _config$extensionASTN\n : [];\n config.specifiedByURL == null ||\n typeof config.specifiedByURL === 'string' ||\n devAssert(\n false,\n `${this.name} must provide \"specifiedByURL\" as a string, ` +\n `but got: ${inspect(config.specifiedByURL)}.`,\n );\n config.serialize == null ||\n typeof config.serialize === 'function' ||\n devAssert(\n false,\n `${this.name} must provide \"serialize\" function. If this custom Scalar is also used as an input type, ensure \"parseValue\" and \"parseLiteral\" functions are also provided.`,\n );\n\n if (config.parseLiteral) {\n (typeof config.parseValue === 'function' &&\n typeof config.parseLiteral === 'function') ||\n devAssert(\n false,\n `${this.name} must provide both \"parseValue\" and \"parseLiteral\" functions.`,\n );\n }\n }\n\n get [Symbol.toStringTag]() {\n return 'GraphQLScalarType';\n }\n\n toConfig() {\n return {\n name: this.name,\n description: this.description,\n specifiedByURL: this.specifiedByURL,\n serialize: this.serialize,\n parseValue: this.parseValue,\n parseLiteral: this.parseLiteral,\n extensions: this.extensions,\n astNode: this.astNode,\n extensionASTNodes: this.extensionASTNodes,\n };\n }\n\n toString() {\n return this.name;\n }\n\n toJSON() {\n return this.toString();\n }\n}\n\n/**\n * Object Type Definition\n *\n * Almost all of the GraphQL types you define will be object types. Object types\n * have a name, but most importantly describe their fields.\n *\n * Example:\n *\n * ```ts\n * const AddressType = new GraphQLObjectType({\n * name: 'Address',\n * fields: {\n * street: { type: GraphQLString },\n * number: { type: GraphQLInt },\n * formatted: {\n * type: GraphQLString,\n * resolve(obj) {\n * return obj.number + ' ' + obj.street\n * }\n * }\n * }\n * });\n * ```\n *\n * When two types need to refer to each other, or a type needs to refer to\n * itself in a field, you can use a function expression (aka a closure or a\n * thunk) to supply the fields lazily.\n *\n * Example:\n *\n * ```ts\n * const PersonType = new GraphQLObjectType({\n * name: 'Person',\n * fields: () => ({\n * name: { type: GraphQLString },\n * bestFriend: { type: PersonType },\n * })\n * });\n * ```\n */\nexport class GraphQLObjectType {\n constructor(config) {\n var _config$extensionASTN2;\n\n this.name = assertName(config.name);\n this.description = config.description;\n this.isTypeOf = config.isTypeOf;\n this.extensions = toObjMap(config.extensions);\n this.astNode = config.astNode;\n this.extensionASTNodes =\n (_config$extensionASTN2 = config.extensionASTNodes) !== null &&\n _config$extensionASTN2 !== void 0\n ? _config$extensionASTN2\n : [];\n\n this._fields = () => defineFieldMap(config);\n\n this._interfaces = () => defineInterfaces(config);\n\n config.isTypeOf == null ||\n typeof config.isTypeOf === 'function' ||\n devAssert(\n false,\n `${this.name} must provide \"isTypeOf\" as a function, ` +\n `but got: ${inspect(config.isTypeOf)}.`,\n );\n }\n\n get [Symbol.toStringTag]() {\n return 'GraphQLObjectType';\n }\n\n getFields() {\n if (typeof this._fields === 'function') {\n this._fields = this._fields();\n }\n\n return this._fields;\n }\n\n getInterfaces() {\n if (typeof this._interfaces === 'function') {\n this._interfaces = this._interfaces();\n }\n\n return this._interfaces;\n }\n\n toConfig() {\n return {\n name: this.name,\n description: this.description,\n interfaces: this.getInterfaces(),\n fields: fieldsToFieldsConfig(this.getFields()),\n isTypeOf: this.isTypeOf,\n extensions: this.extensions,\n astNode: this.astNode,\n extensionASTNodes: this.extensionASTNodes,\n };\n }\n\n toString() {\n return this.name;\n }\n\n toJSON() {\n return this.toString();\n }\n}\n\nfunction defineInterfaces(config) {\n var _config$interfaces;\n\n const interfaces = resolveReadonlyArrayThunk(\n (_config$interfaces = config.interfaces) !== null &&\n _config$interfaces !== void 0\n ? _config$interfaces\n : [],\n );\n Array.isArray(interfaces) ||\n devAssert(\n false,\n `${config.name} interfaces must be an Array or a function which returns an Array.`,\n );\n return interfaces;\n}\n\nfunction defineFieldMap(config) {\n const fieldMap = resolveObjMapThunk(config.fields);\n isPlainObj(fieldMap) ||\n devAssert(\n false,\n `${config.name} fields must be an object with field names as keys or a function which returns such an object.`,\n );\n return mapValue(fieldMap, (fieldConfig, fieldName) => {\n var _fieldConfig$args;\n\n isPlainObj(fieldConfig) ||\n devAssert(\n false,\n `${config.name}.${fieldName} field config must be an object.`,\n );\n fieldConfig.resolve == null ||\n typeof fieldConfig.resolve === 'function' ||\n devAssert(\n false,\n `${config.name}.${fieldName} field resolver must be a function if ` +\n `provided, but got: ${inspect(fieldConfig.resolve)}.`,\n );\n const argsConfig =\n (_fieldConfig$args = fieldConfig.args) !== null &&\n _fieldConfig$args !== void 0\n ? _fieldConfig$args\n : {};\n isPlainObj(argsConfig) ||\n devAssert(\n false,\n `${config.name}.${fieldName} args must be an object with argument names as keys.`,\n );\n return {\n name: assertName(fieldName),\n description: fieldConfig.description,\n type: fieldConfig.type,\n args: defineArguments(argsConfig),\n resolve: fieldConfig.resolve,\n subscribe: fieldConfig.subscribe,\n deprecationReason: fieldConfig.deprecationReason,\n extensions: toObjMap(fieldConfig.extensions),\n astNode: fieldConfig.astNode,\n };\n });\n}\n\nexport function defineArguments(config) {\n return Object.entries(config).map(([argName, argConfig]) => ({\n name: assertName(argName),\n description: argConfig.description,\n type: argConfig.type,\n defaultValue: argConfig.defaultValue,\n deprecationReason: argConfig.deprecationReason,\n extensions: toObjMap(argConfig.extensions),\n astNode: argConfig.astNode,\n }));\n}\n\nfunction isPlainObj(obj) {\n return isObjectLike(obj) && !Array.isArray(obj);\n}\n\nfunction fieldsToFieldsConfig(fields) {\n return mapValue(fields, (field) => ({\n description: field.description,\n type: field.type,\n args: argsToArgsConfig(field.args),\n resolve: field.resolve,\n subscribe: field.subscribe,\n deprecationReason: field.deprecationReason,\n extensions: field.extensions,\n astNode: field.astNode,\n }));\n}\n/**\n * @internal\n */\n\nexport function argsToArgsConfig(args) {\n return keyValMap(\n args,\n (arg) => arg.name,\n (arg) => ({\n description: arg.description,\n type: arg.type,\n defaultValue: arg.defaultValue,\n deprecationReason: arg.deprecationReason,\n extensions: arg.extensions,\n astNode: arg.astNode,\n }),\n );\n}\nexport function isRequiredArgument(arg) {\n return isNonNullType(arg.type) && arg.defaultValue === undefined;\n}\n\n/**\n * Interface Type Definition\n *\n * When a field can return one of a heterogeneous set of types, a Interface type\n * is used to describe what types are possible, what fields are in common across\n * all types, as well as a function to determine which type is actually used\n * when the field is resolved.\n *\n * Example:\n *\n * ```ts\n * const EntityType = new GraphQLInterfaceType({\n * name: 'Entity',\n * fields: {\n * name: { type: GraphQLString }\n * }\n * });\n * ```\n */\nexport class GraphQLInterfaceType {\n constructor(config) {\n var _config$extensionASTN3;\n\n this.name = assertName(config.name);\n this.description = config.description;\n this.resolveType = config.resolveType;\n this.extensions = toObjMap(config.extensions);\n this.astNode = config.astNode;\n this.extensionASTNodes =\n (_config$extensionASTN3 = config.extensionASTNodes) !== null &&\n _config$extensionASTN3 !== void 0\n ? _config$extensionASTN3\n : [];\n this._fields = defineFieldMap.bind(undefined, config);\n this._interfaces = defineInterfaces.bind(undefined, config);\n config.resolveType == null ||\n typeof config.resolveType === 'function' ||\n devAssert(\n false,\n `${this.name} must provide \"resolveType\" as a function, ` +\n `but got: ${inspect(config.resolveType)}.`,\n );\n }\n\n get [Symbol.toStringTag]() {\n return 'GraphQLInterfaceType';\n }\n\n getFields() {\n if (typeof this._fields === 'function') {\n this._fields = this._fields();\n }\n\n return this._fields;\n }\n\n getInterfaces() {\n if (typeof this._interfaces === 'function') {\n this._interfaces = this._interfaces();\n }\n\n return this._interfaces;\n }\n\n toConfig() {\n return {\n name: this.name,\n description: this.description,\n interfaces: this.getInterfaces(),\n fields: fieldsToFieldsConfig(this.getFields()),\n resolveType: this.resolveType,\n extensions: this.extensions,\n astNode: this.astNode,\n extensionASTNodes: this.extensionASTNodes,\n };\n }\n\n toString() {\n return this.name;\n }\n\n toJSON() {\n return this.toString();\n }\n}\n\n/**\n * Union Type Definition\n *\n * When a field can return one of a heterogeneous set of types, a Union type\n * is used to describe what types are possible as well as providing a function\n * to determine which type is actually used when the field is resolved.\n *\n * Example:\n *\n * ```ts\n * const PetType = new GraphQLUnionType({\n * name: 'Pet',\n * types: [ DogType, CatType ],\n * resolveType(value) {\n * if (value instanceof Dog) {\n * return DogType;\n * }\n * if (value instanceof Cat) {\n * return CatType;\n * }\n * }\n * });\n * ```\n */\nexport class GraphQLUnionType {\n constructor(config) {\n var _config$extensionASTN4;\n\n this.name = assertName(config.name);\n this.description = config.description;\n this.resolveType = config.resolveType;\n this.extensions = toObjMap(config.extensions);\n this.astNode = config.astNode;\n this.extensionASTNodes =\n (_config$extensionASTN4 = config.extensionASTNodes) !== null &&\n _config$extensionASTN4 !== void 0\n ? _config$extensionASTN4\n : [];\n this._types = defineTypes.bind(undefined, config);\n config.resolveType == null ||\n typeof config.resolveType === 'function' ||\n devAssert(\n false,\n `${this.name} must provide \"resolveType\" as a function, ` +\n `but got: ${inspect(config.resolveType)}.`,\n );\n }\n\n get [Symbol.toStringTag]() {\n return 'GraphQLUnionType';\n }\n\n getTypes() {\n if (typeof this._types === 'function') {\n this._types = this._types();\n }\n\n return this._types;\n }\n\n toConfig() {\n return {\n name: this.name,\n description: this.description,\n types: this.getTypes(),\n resolveType: this.resolveType,\n extensions: this.extensions,\n astNode: this.astNode,\n extensionASTNodes: this.extensionASTNodes,\n };\n }\n\n toString() {\n return this.name;\n }\n\n toJSON() {\n return this.toString();\n }\n}\n\nfunction defineTypes(config) {\n const types = resolveReadonlyArrayThunk(config.types);\n Array.isArray(types) ||\n devAssert(\n false,\n `Must provide Array of types or a function which returns such an array for Union ${config.name}.`,\n );\n return types;\n}\n\n/**\n * Enum Type Definition\n *\n * Some leaf values of requests and input values are Enums. GraphQL serializes\n * Enum values as strings, however internally Enums can be represented by any\n * kind of type, often integers.\n *\n * Example:\n *\n * ```ts\n * const RGBType = new GraphQLEnumType({\n * name: 'RGB',\n * values: {\n * RED: { value: 0 },\n * GREEN: { value: 1 },\n * BLUE: { value: 2 }\n * }\n * });\n * ```\n *\n * Note: If a value is not provided in a definition, the name of the enum value\n * will be used as its internal value.\n */\nexport class GraphQLEnumType {\n /* */\n constructor(config) {\n var _config$extensionASTN5;\n\n this.name = assertName(config.name);\n this.description = config.description;\n this.extensions = toObjMap(config.extensions);\n this.astNode = config.astNode;\n this.extensionASTNodes =\n (_config$extensionASTN5 = config.extensionASTNodes) !== null &&\n _config$extensionASTN5 !== void 0\n ? _config$extensionASTN5\n : [];\n this._values = defineEnumValues(this.name, config.values);\n this._valueLookup = new Map(\n this._values.map((enumValue) => [enumValue.value, enumValue]),\n );\n this._nameLookup = keyMap(this._values, (value) => value.name);\n }\n\n get [Symbol.toStringTag]() {\n return 'GraphQLEnumType';\n }\n\n getValues() {\n return this._values;\n }\n\n getValue(name) {\n return this._nameLookup[name];\n }\n\n serialize(outputValue) {\n const enumValue = this._valueLookup.get(outputValue);\n\n if (enumValue === undefined) {\n throw new GraphQLError(\n `Enum \"${this.name}\" cannot represent value: ${inspect(outputValue)}`,\n );\n }\n\n return enumValue.name;\n }\n\n parseValue(inputValue) /* T */\n {\n if (typeof inputValue !== 'string') {\n const valueStr = inspect(inputValue);\n throw new GraphQLError(\n `Enum \"${this.name}\" cannot represent non-string value: ${valueStr}.` +\n didYouMeanEnumValue(this, valueStr),\n );\n }\n\n const enumValue = this.getValue(inputValue);\n\n if (enumValue == null) {\n throw new GraphQLError(\n `Value \"${inputValue}\" does not exist in \"${this.name}\" enum.` +\n didYouMeanEnumValue(this, inputValue),\n );\n }\n\n return enumValue.value;\n }\n\n parseLiteral(valueNode, _variables) /* T */\n {\n // Note: variables will be resolved to a value before calling this function.\n if (valueNode.kind !== Kind.ENUM) {\n const valueStr = print(valueNode);\n throw new GraphQLError(\n `Enum \"${this.name}\" cannot represent non-enum value: ${valueStr}.` +\n didYouMeanEnumValue(this, valueStr),\n {\n nodes: valueNode,\n },\n );\n }\n\n const enumValue = this.getValue(valueNode.value);\n\n if (enumValue == null) {\n const valueStr = print(valueNode);\n throw new GraphQLError(\n `Value \"${valueStr}\" does not exist in \"${this.name}\" enum.` +\n didYouMeanEnumValue(this, valueStr),\n {\n nodes: valueNode,\n },\n );\n }\n\n return enumValue.value;\n }\n\n toConfig() {\n const values = keyValMap(\n this.getValues(),\n (value) => value.name,\n (value) => ({\n description: value.description,\n value: value.value,\n deprecationReason: value.deprecationReason,\n extensions: value.extensions,\n astNode: value.astNode,\n }),\n );\n return {\n name: this.name,\n description: this.description,\n values,\n extensions: this.extensions,\n astNode: this.astNode,\n extensionASTNodes: this.extensionASTNodes,\n };\n }\n\n toString() {\n return this.name;\n }\n\n toJSON() {\n return this.toString();\n }\n}\n\nfunction didYouMeanEnumValue(enumType, unknownValueStr) {\n const allNames = enumType.getValues().map((value) => value.name);\n const suggestedValues = suggestionList(unknownValueStr, allNames);\n return didYouMean('the enum value', suggestedValues);\n}\n\nfunction defineEnumValues(typeName, valueMap) {\n isPlainObj(valueMap) ||\n devAssert(\n false,\n `${typeName} values must be an object with value names as keys.`,\n );\n return Object.entries(valueMap).map(([valueName, valueConfig]) => {\n isPlainObj(valueConfig) ||\n devAssert(\n false,\n `${typeName}.${valueName} must refer to an object with a \"value\" key ` +\n `representing an internal value but got: ${inspect(valueConfig)}.`,\n );\n return {\n name: assertEnumValueName(valueName),\n description: valueConfig.description,\n value: valueConfig.value !== undefined ? valueConfig.value : valueName,\n deprecationReason: valueConfig.deprecationReason,\n extensions: toObjMap(valueConfig.extensions),\n astNode: valueConfig.astNode,\n };\n });\n}\n\n/**\n * Input Object Type Definition\n *\n * An input object defines a structured collection of fields which may be\n * supplied to a field argument.\n *\n * Using `NonNull` will ensure that a value must be provided by the query\n *\n * Example:\n *\n * ```ts\n * const GeoPoint = new GraphQLInputObjectType({\n * name: 'GeoPoint',\n * fields: {\n * lat: { type: new GraphQLNonNull(GraphQLFloat) },\n * lon: { type: new GraphQLNonNull(GraphQLFloat) },\n * alt: { type: GraphQLFloat, defaultValue: 0 },\n * }\n * });\n * ```\n */\nexport class GraphQLInputObjectType {\n constructor(config) {\n var _config$extensionASTN6;\n\n this.name = assertName(config.name);\n this.description = config.description;\n this.extensions = toObjMap(config.extensions);\n this.astNode = config.astNode;\n this.extensionASTNodes =\n (_config$extensionASTN6 = config.extensionASTNodes) !== null &&\n _config$extensionASTN6 !== void 0\n ? _config$extensionASTN6\n : [];\n this._fields = defineInputFieldMap.bind(undefined, config);\n }\n\n get [Symbol.toStringTag]() {\n return 'GraphQLInputObjectType';\n }\n\n getFields() {\n if (typeof this._fields === 'function') {\n this._fields = this._fields();\n }\n\n return this._fields;\n }\n\n toConfig() {\n const fields = mapValue(this.getFields(), (field) => ({\n description: field.description,\n type: field.type,\n defaultValue: field.defaultValue,\n deprecationReason: field.deprecationReason,\n extensions: field.extensions,\n astNode: field.astNode,\n }));\n return {\n name: this.name,\n description: this.description,\n fields,\n extensions: this.extensions,\n astNode: this.astNode,\n extensionASTNodes: this.extensionASTNodes,\n };\n }\n\n toString() {\n return this.name;\n }\n\n toJSON() {\n return this.toString();\n }\n}\n\nfunction defineInputFieldMap(config) {\n const fieldMap = resolveObjMapThunk(config.fields);\n isPlainObj(fieldMap) ||\n devAssert(\n false,\n `${config.name} fields must be an object with field names as keys or a function which returns such an object.`,\n );\n return mapValue(fieldMap, (fieldConfig, fieldName) => {\n !('resolve' in fieldConfig) ||\n devAssert(\n false,\n `${config.name}.${fieldName} field has a resolve property, but Input Types cannot define resolvers.`,\n );\n return {\n name: assertName(fieldName),\n description: fieldConfig.description,\n type: fieldConfig.type,\n defaultValue: fieldConfig.defaultValue,\n deprecationReason: fieldConfig.deprecationReason,\n extensions: toObjMap(fieldConfig.extensions),\n astNode: fieldConfig.astNode,\n };\n });\n}\n\nexport function isRequiredInputField(field) {\n return isNonNullType(field.type) && field.defaultValue === undefined;\n}\n","import {\n isAbstractType,\n isInterfaceType,\n isListType,\n isNonNullType,\n isObjectType,\n} from '../type/definition.mjs';\n\n/**\n * Provided two types, return true if the types are equal (invariant).\n */\nexport function isEqualType(typeA, typeB) {\n // Equivalent types are equal.\n if (typeA === typeB) {\n return true;\n } // If either type is non-null, the other must also be non-null.\n\n if (isNonNullType(typeA) && isNonNullType(typeB)) {\n return isEqualType(typeA.ofType, typeB.ofType);\n } // If either type is a list, the other must also be a list.\n\n if (isListType(typeA) && isListType(typeB)) {\n return isEqualType(typeA.ofType, typeB.ofType);\n } // Otherwise the types are not equal.\n\n return false;\n}\n/**\n * Provided a type and a super type, return true if the first type is either\n * equal or a subset of the second super type (covariant).\n */\n\nexport function isTypeSubTypeOf(schema, maybeSubType, superType) {\n // Equivalent type is a valid subtype\n if (maybeSubType === superType) {\n return true;\n } // If superType is non-null, maybeSubType must also be non-null.\n\n if (isNonNullType(superType)) {\n if (isNonNullType(maybeSubType)) {\n return isTypeSubTypeOf(schema, maybeSubType.ofType, superType.ofType);\n }\n\n return false;\n }\n\n if (isNonNullType(maybeSubType)) {\n // If superType is nullable, maybeSubType may be non-null or nullable.\n return isTypeSubTypeOf(schema, maybeSubType.ofType, superType);\n } // If superType type is a list, maybeSubType type must also be a list.\n\n if (isListType(superType)) {\n if (isListType(maybeSubType)) {\n return isTypeSubTypeOf(schema, maybeSubType.ofType, superType.ofType);\n }\n\n return false;\n }\n\n if (isListType(maybeSubType)) {\n // If superType is not a list, maybeSubType must also be not a list.\n return false;\n } // If superType type is an abstract type, check if it is super type of maybeSubType.\n // Otherwise, the child type is not a valid subtype of the parent type.\n\n return (\n isAbstractType(superType) &&\n (isInterfaceType(maybeSubType) || isObjectType(maybeSubType)) &&\n schema.isSubType(superType, maybeSubType)\n );\n}\n/**\n * Provided two composite types, determine if they \"overlap\". Two composite\n * types overlap when the Sets of possible concrete types for each intersect.\n *\n * This is often used to determine if a fragment of a given type could possibly\n * be visited in a context of another type.\n *\n * This function is commutative.\n */\n\nexport function doTypesOverlap(schema, typeA, typeB) {\n // Equivalent types overlap\n if (typeA === typeB) {\n return true;\n }\n\n if (isAbstractType(typeA)) {\n if (isAbstractType(typeB)) {\n // If both types are abstract, then determine if there is any intersection\n // between possible concrete types of each.\n return schema\n .getPossibleTypes(typeA)\n .some((type) => schema.isSubType(typeB, type));\n } // Determine if the latter type is a possible concrete type of the former.\n\n return schema.isSubType(typeA, typeB);\n }\n\n if (isAbstractType(typeB)) {\n // Determine if the former type is a possible concrete type of the latter.\n return schema.isSubType(typeB, typeA);\n } // Otherwise the types do not overlap.\n\n return false;\n}\n","import { inspect } from '../jsutils/inspect.mjs';\nimport { isObjectLike } from '../jsutils/isObjectLike.mjs';\nimport { GraphQLError } from '../error/GraphQLError.mjs';\nimport { Kind } from '../language/kinds.mjs';\nimport { print } from '../language/printer.mjs';\nimport { GraphQLScalarType } from './definition.mjs';\n/**\n * Maximum possible Int value as per GraphQL Spec (32-bit signed integer).\n * n.b. This differs from JavaScript's numbers that are IEEE 754 doubles safe up-to 2^53 - 1\n * */\n\nexport const GRAPHQL_MAX_INT = 2147483647;\n/**\n * Minimum possible Int value as per GraphQL Spec (32-bit signed integer).\n * n.b. This differs from JavaScript's numbers that are IEEE 754 doubles safe starting at -(2^53 - 1)\n * */\n\nexport const GRAPHQL_MIN_INT = -2147483648;\nexport const GraphQLInt = new GraphQLScalarType({\n name: 'Int',\n description:\n 'The `Int` scalar type represents non-fractional signed whole numeric values. Int can represent values between -(2^31) and 2^31 - 1.',\n\n serialize(outputValue) {\n const coercedValue = serializeObject(outputValue);\n\n if (typeof coercedValue === 'boolean') {\n return coercedValue ? 1 : 0;\n }\n\n let num = coercedValue;\n\n if (typeof coercedValue === 'string' && coercedValue !== '') {\n num = Number(coercedValue);\n }\n\n if (typeof num !== 'number' || !Number.isInteger(num)) {\n throw new GraphQLError(\n `Int cannot represent non-integer value: ${inspect(coercedValue)}`,\n );\n }\n\n if (num > GRAPHQL_MAX_INT || num < GRAPHQL_MIN_INT) {\n throw new GraphQLError(\n 'Int cannot represent non 32-bit signed integer value: ' +\n inspect(coercedValue),\n );\n }\n\n return num;\n },\n\n parseValue(inputValue) {\n if (typeof inputValue !== 'number' || !Number.isInteger(inputValue)) {\n throw new GraphQLError(\n `Int cannot represent non-integer value: ${inspect(inputValue)}`,\n );\n }\n\n if (inputValue > GRAPHQL_MAX_INT || inputValue < GRAPHQL_MIN_INT) {\n throw new GraphQLError(\n `Int cannot represent non 32-bit signed integer value: ${inputValue}`,\n );\n }\n\n return inputValue;\n },\n\n parseLiteral(valueNode) {\n if (valueNode.kind !== Kind.INT) {\n throw new GraphQLError(\n `Int cannot represent non-integer value: ${print(valueNode)}`,\n {\n nodes: valueNode,\n },\n );\n }\n\n const num = parseInt(valueNode.value, 10);\n\n if (num > GRAPHQL_MAX_INT || num < GRAPHQL_MIN_INT) {\n throw new GraphQLError(\n `Int cannot represent non 32-bit signed integer value: ${valueNode.value}`,\n {\n nodes: valueNode,\n },\n );\n }\n\n return num;\n },\n});\nexport const GraphQLFloat = new GraphQLScalarType({\n name: 'Float',\n description:\n 'The `Float` scalar type represents signed double-precision fractional values as specified by [IEEE 754](https://en.wikipedia.org/wiki/IEEE_floating_point).',\n\n serialize(outputValue) {\n const coercedValue = serializeObject(outputValue);\n\n if (typeof coercedValue === 'boolean') {\n return coercedValue ? 1 : 0;\n }\n\n let num = coercedValue;\n\n if (typeof coercedValue === 'string' && coercedValue !== '') {\n num = Number(coercedValue);\n }\n\n if (typeof num !== 'number' || !Number.isFinite(num)) {\n throw new GraphQLError(\n `Float cannot represent non numeric value: ${inspect(coercedValue)}`,\n );\n }\n\n return num;\n },\n\n parseValue(inputValue) {\n if (typeof inputValue !== 'number' || !Number.isFinite(inputValue)) {\n throw new GraphQLError(\n `Float cannot represent non numeric value: ${inspect(inputValue)}`,\n );\n }\n\n return inputValue;\n },\n\n parseLiteral(valueNode) {\n if (valueNode.kind !== Kind.FLOAT && valueNode.kind !== Kind.INT) {\n throw new GraphQLError(\n `Float cannot represent non numeric value: ${print(valueNode)}`,\n valueNode,\n );\n }\n\n return parseFloat(valueNode.value);\n },\n});\nexport const GraphQLString = new GraphQLScalarType({\n name: 'String',\n description:\n 'The `String` scalar type represents textual data, represented as UTF-8 character sequences. The String type is most often used by GraphQL to represent free-form human-readable text.',\n\n serialize(outputValue) {\n const coercedValue = serializeObject(outputValue); // Serialize string, boolean and number values to a string, but do not\n // attempt to coerce object, function, symbol, or other types as strings.\n\n if (typeof coercedValue === 'string') {\n return coercedValue;\n }\n\n if (typeof coercedValue === 'boolean') {\n return coercedValue ? 'true' : 'false';\n }\n\n if (typeof coercedValue === 'number' && Number.isFinite(coercedValue)) {\n return coercedValue.toString();\n }\n\n throw new GraphQLError(\n `String cannot represent value: ${inspect(outputValue)}`,\n );\n },\n\n parseValue(inputValue) {\n if (typeof inputValue !== 'string') {\n throw new GraphQLError(\n `String cannot represent a non string value: ${inspect(inputValue)}`,\n );\n }\n\n return inputValue;\n },\n\n parseLiteral(valueNode) {\n if (valueNode.kind !== Kind.STRING) {\n throw new GraphQLError(\n `String cannot represent a non string value: ${print(valueNode)}`,\n {\n nodes: valueNode,\n },\n );\n }\n\n return valueNode.value;\n },\n});\nexport const GraphQLBoolean = new GraphQLScalarType({\n name: 'Boolean',\n description: 'The `Boolean` scalar type represents `true` or `false`.',\n\n serialize(outputValue) {\n const coercedValue = serializeObject(outputValue);\n\n if (typeof coercedValue === 'boolean') {\n return coercedValue;\n }\n\n if (Number.isFinite(coercedValue)) {\n return coercedValue !== 0;\n }\n\n throw new GraphQLError(\n `Boolean cannot represent a non boolean value: ${inspect(coercedValue)}`,\n );\n },\n\n parseValue(inputValue) {\n if (typeof inputValue !== 'boolean') {\n throw new GraphQLError(\n `Boolean cannot represent a non boolean value: ${inspect(inputValue)}`,\n );\n }\n\n return inputValue;\n },\n\n parseLiteral(valueNode) {\n if (valueNode.kind !== Kind.BOOLEAN) {\n throw new GraphQLError(\n `Boolean cannot represent a non boolean value: ${print(valueNode)}`,\n {\n nodes: valueNode,\n },\n );\n }\n\n return valueNode.value;\n },\n});\nexport const GraphQLID = new GraphQLScalarType({\n name: 'ID',\n description:\n 'The `ID` scalar type represents a unique identifier, often used to refetch an object or as key for a cache. The ID type appears in a JSON response as a String; however, it is not intended to be human-readable. When expected as an input type, any string (such as `\"4\"`) or integer (such as `4`) input value will be accepted as an ID.',\n\n serialize(outputValue) {\n const coercedValue = serializeObject(outputValue);\n\n if (typeof coercedValue === 'string') {\n return coercedValue;\n }\n\n if (Number.isInteger(coercedValue)) {\n return String(coercedValue);\n }\n\n throw new GraphQLError(\n `ID cannot represent value: ${inspect(outputValue)}`,\n );\n },\n\n parseValue(inputValue) {\n if (typeof inputValue === 'string') {\n return inputValue;\n }\n\n if (typeof inputValue === 'number' && Number.isInteger(inputValue)) {\n return inputValue.toString();\n }\n\n throw new GraphQLError(`ID cannot represent value: ${inspect(inputValue)}`);\n },\n\n parseLiteral(valueNode) {\n if (valueNode.kind !== Kind.STRING && valueNode.kind !== Kind.INT) {\n throw new GraphQLError(\n 'ID cannot represent a non-string and non-integer value: ' +\n print(valueNode),\n {\n nodes: valueNode,\n },\n );\n }\n\n return valueNode.value;\n },\n});\nexport const specifiedScalarTypes = Object.freeze([\n GraphQLString,\n GraphQLInt,\n GraphQLFloat,\n GraphQLBoolean,\n GraphQLID,\n]);\nexport function isSpecifiedScalarType(type) {\n return specifiedScalarTypes.some(({ name }) => type.name === name);\n} // Support serializing objects with custom valueOf() or toJSON() functions -\n// a common way to represent a complex value which can be represented as\n// a string (ex: MongoDB id objects).\n\nfunction serializeObject(outputValue) {\n if (isObjectLike(outputValue)) {\n if (typeof outputValue.valueOf === 'function') {\n const valueOfResult = outputValue.valueOf();\n\n if (!isObjectLike(valueOfResult)) {\n return valueOfResult;\n }\n }\n\n if (typeof outputValue.toJSON === 'function') {\n return outputValue.toJSON();\n }\n }\n\n return outputValue;\n}\n","import { devAssert } from '../jsutils/devAssert.mjs';\nimport { inspect } from '../jsutils/inspect.mjs';\nimport { instanceOf } from '../jsutils/instanceOf.mjs';\nimport { isObjectLike } from '../jsutils/isObjectLike.mjs';\nimport { toObjMap } from '../jsutils/toObjMap.mjs';\nimport { DirectiveLocation } from '../language/directiveLocation.mjs';\nimport { assertName } from './assertName.mjs';\nimport {\n argsToArgsConfig,\n defineArguments,\n GraphQLNonNull,\n} from './definition.mjs';\nimport { GraphQLBoolean, GraphQLString } from './scalars.mjs';\n/**\n * Test if the given value is a GraphQL directive.\n */\n\nexport function isDirective(directive) {\n return instanceOf(directive, GraphQLDirective);\n}\nexport function assertDirective(directive) {\n if (!isDirective(directive)) {\n throw new Error(\n `Expected ${inspect(directive)} to be a GraphQL directive.`,\n );\n }\n\n return directive;\n}\n/**\n * Custom extensions\n *\n * @remarks\n * Use a unique identifier name for your extension, for example the name of\n * your library or project. Do not use a shortened identifier as this increases\n * the risk of conflicts. We recommend you add at most one extension field,\n * an object which can contain all the values you need.\n */\n\n/**\n * Directives are used by the GraphQL runtime as a way of modifying execution\n * behavior. Type system creators will usually not create these directly.\n */\nexport class GraphQLDirective {\n constructor(config) {\n var _config$isRepeatable, _config$args;\n\n this.name = assertName(config.name);\n this.description = config.description;\n this.locations = config.locations;\n this.isRepeatable =\n (_config$isRepeatable = config.isRepeatable) !== null &&\n _config$isRepeatable !== void 0\n ? _config$isRepeatable\n : false;\n this.extensions = toObjMap(config.extensions);\n this.astNode = config.astNode;\n Array.isArray(config.locations) ||\n devAssert(false, `@${config.name} locations must be an Array.`);\n const args =\n (_config$args = config.args) !== null && _config$args !== void 0\n ? _config$args\n : {};\n (isObjectLike(args) && !Array.isArray(args)) ||\n devAssert(\n false,\n `@${config.name} args must be an object with argument names as keys.`,\n );\n this.args = defineArguments(args);\n }\n\n get [Symbol.toStringTag]() {\n return 'GraphQLDirective';\n }\n\n toConfig() {\n return {\n name: this.name,\n description: this.description,\n locations: this.locations,\n args: argsToArgsConfig(this.args),\n isRepeatable: this.isRepeatable,\n extensions: this.extensions,\n astNode: this.astNode,\n };\n }\n\n toString() {\n return '@' + this.name;\n }\n\n toJSON() {\n return this.toString();\n }\n}\n\n/**\n * Used to conditionally include fields or fragments.\n */\nexport const GraphQLIncludeDirective = new GraphQLDirective({\n name: 'include',\n description:\n 'Directs the executor to include this field or fragment only when the `if` argument is true.',\n locations: [\n DirectiveLocation.FIELD,\n DirectiveLocation.FRAGMENT_SPREAD,\n DirectiveLocation.INLINE_FRAGMENT,\n ],\n args: {\n if: {\n type: new GraphQLNonNull(GraphQLBoolean),\n description: 'Included when true.',\n },\n },\n});\n/**\n * Used to conditionally skip (exclude) fields or fragments.\n */\n\nexport const GraphQLSkipDirective = new GraphQLDirective({\n name: 'skip',\n description:\n 'Directs the executor to skip this field or fragment when the `if` argument is true.',\n locations: [\n DirectiveLocation.FIELD,\n DirectiveLocation.FRAGMENT_SPREAD,\n DirectiveLocation.INLINE_FRAGMENT,\n ],\n args: {\n if: {\n type: new GraphQLNonNull(GraphQLBoolean),\n description: 'Skipped when true.',\n },\n },\n});\n/**\n * Constant string used for default reason for a deprecation.\n */\n\nexport const DEFAULT_DEPRECATION_REASON = 'No longer supported';\n/**\n * Used to declare element of a GraphQL schema as deprecated.\n */\n\nexport const GraphQLDeprecatedDirective = new GraphQLDirective({\n name: 'deprecated',\n description: 'Marks an element of a GraphQL schema as no longer supported.',\n locations: [\n DirectiveLocation.FIELD_DEFINITION,\n DirectiveLocation.ARGUMENT_DEFINITION,\n DirectiveLocation.INPUT_FIELD_DEFINITION,\n DirectiveLocation.ENUM_VALUE,\n ],\n args: {\n reason: {\n type: GraphQLString,\n description:\n 'Explains why this element was deprecated, usually also including a suggestion for how to access supported similar data. Formatted using the Markdown syntax, as specified by [CommonMark](https://commonmark.org/).',\n defaultValue: DEFAULT_DEPRECATION_REASON,\n },\n },\n});\n/**\n * Used to provide a URL for specifying the behavior of custom scalar definitions.\n */\n\nexport const GraphQLSpecifiedByDirective = new GraphQLDirective({\n name: 'specifiedBy',\n description: 'Exposes a URL that specifies the behavior of this scalar.',\n locations: [DirectiveLocation.SCALAR],\n args: {\n url: {\n type: new GraphQLNonNull(GraphQLString),\n description: 'The URL that specifies the behavior of this scalar.',\n },\n },\n});\n/**\n * The full list of specified directives.\n */\n\nexport const specifiedDirectives = Object.freeze([\n GraphQLIncludeDirective,\n GraphQLSkipDirective,\n GraphQLDeprecatedDirective,\n GraphQLSpecifiedByDirective,\n]);\nexport function isSpecifiedDirective(directive) {\n return specifiedDirectives.some(({ name }) => name === directive.name);\n}\n","/**\n * Returns true if the provided object is an Object (i.e. not a string literal)\n * and implements the Iterator protocol.\n *\n * This may be used in place of [Array.isArray()][isArray] to determine if\n * an object should be iterated-over e.g. Array, Map, Set, Int8Array,\n * TypedArray, etc. but excludes string literals.\n *\n * @example\n * ```ts\n * isIterableObject([ 1, 2, 3 ]) // true\n * isIterableObject(new Map()) // true\n * isIterableObject('ABC') // false\n * isIterableObject({ key: 'value' }) // false\n * isIterableObject({ length: 1, 0: 'Alpha' }) // false\n * ```\n */\nexport function isIterableObject(maybeIterable) {\n return (\n typeof maybeIterable === 'object' &&\n typeof (maybeIterable === null || maybeIterable === void 0\n ? void 0\n : maybeIterable[Symbol.iterator]) === 'function'\n );\n}\n","import { inspect } from '../jsutils/inspect.mjs';\nimport { invariant } from '../jsutils/invariant.mjs';\nimport { isIterableObject } from '../jsutils/isIterableObject.mjs';\nimport { isObjectLike } from '../jsutils/isObjectLike.mjs';\nimport { Kind } from '../language/kinds.mjs';\nimport {\n isEnumType,\n isInputObjectType,\n isLeafType,\n isListType,\n isNonNullType,\n} from '../type/definition.mjs';\nimport { GraphQLID } from '../type/scalars.mjs';\n/**\n * Produces a GraphQL Value AST given a JavaScript object.\n * Function will match JavaScript/JSON values to GraphQL AST schema format\n * by using suggested GraphQLInputType. For example:\n *\n * astFromValue(\"value\", GraphQLString)\n *\n * A GraphQL type must be provided, which will be used to interpret different\n * JavaScript values.\n *\n * | JSON Value | GraphQL Value |\n * | ------------- | -------------------- |\n * | Object | Input Object |\n * | Array | List |\n * | Boolean | Boolean |\n * | String | String / Enum Value |\n * | Number | Int / Float |\n * | Unknown | Enum Value |\n * | null | NullValue |\n *\n */\n\nexport function astFromValue(value, type) {\n if (isNonNullType(type)) {\n const astValue = astFromValue(value, type.ofType);\n\n if (\n (astValue === null || astValue === void 0 ? void 0 : astValue.kind) ===\n Kind.NULL\n ) {\n return null;\n }\n\n return astValue;\n } // only explicit null, not undefined, NaN\n\n if (value === null) {\n return {\n kind: Kind.NULL,\n };\n } // undefined\n\n if (value === undefined) {\n return null;\n } // Convert JavaScript array to GraphQL list. If the GraphQLType is a list, but\n // the value is not an array, convert the value using the list's item type.\n\n if (isListType(type)) {\n const itemType = type.ofType;\n\n if (isIterableObject(value)) {\n const valuesNodes = [];\n\n for (const item of value) {\n const itemNode = astFromValue(item, itemType);\n\n if (itemNode != null) {\n valuesNodes.push(itemNode);\n }\n }\n\n return {\n kind: Kind.LIST,\n values: valuesNodes,\n };\n }\n\n return astFromValue(value, itemType);\n } // Populate the fields of the input object by creating ASTs from each value\n // in the JavaScript object according to the fields in the input type.\n\n if (isInputObjectType(type)) {\n if (!isObjectLike(value)) {\n return null;\n }\n\n const fieldNodes = [];\n\n for (const field of Object.values(type.getFields())) {\n const fieldValue = astFromValue(value[field.name], field.type);\n\n if (fieldValue) {\n fieldNodes.push({\n kind: Kind.OBJECT_FIELD,\n name: {\n kind: Kind.NAME,\n value: field.name,\n },\n value: fieldValue,\n });\n }\n }\n\n return {\n kind: Kind.OBJECT,\n fields: fieldNodes,\n };\n }\n\n if (isLeafType(type)) {\n // Since value is an internally represented value, it must be serialized\n // to an externally represented value before converting into an AST.\n const serialized = type.serialize(value);\n\n if (serialized == null) {\n return null;\n } // Others serialize based on their corresponding JavaScript scalar types.\n\n if (typeof serialized === 'boolean') {\n return {\n kind: Kind.BOOLEAN,\n value: serialized,\n };\n } // JavaScript numbers can be Int or Float values.\n\n if (typeof serialized === 'number' && Number.isFinite(serialized)) {\n const stringNum = String(serialized);\n return integerStringRegExp.test(stringNum)\n ? {\n kind: Kind.INT,\n value: stringNum,\n }\n : {\n kind: Kind.FLOAT,\n value: stringNum,\n };\n }\n\n if (typeof serialized === 'string') {\n // Enum types use Enum literals.\n if (isEnumType(type)) {\n return {\n kind: Kind.ENUM,\n value: serialized,\n };\n } // ID types can use Int literals.\n\n if (type === GraphQLID && integerStringRegExp.test(serialized)) {\n return {\n kind: Kind.INT,\n value: serialized,\n };\n }\n\n return {\n kind: Kind.STRING,\n value: serialized,\n };\n }\n\n throw new TypeError(`Cannot convert value to AST: ${inspect(serialized)}.`);\n }\n /* c8 ignore next 3 */\n // Not reachable, all possible types have been considered.\n\n false || invariant(false, 'Unexpected input type: ' + inspect(type));\n}\n/**\n * IntValue:\n * - NegativeSign? 0\n * - NegativeSign? NonZeroDigit ( Digit+ )?\n */\n\nconst integerStringRegExp = /^-?(?:0|[1-9][0-9]*)$/;\n","import { inspect } from '../jsutils/inspect.mjs';\nimport { invariant } from '../jsutils/invariant.mjs';\nimport { DirectiveLocation } from '../language/directiveLocation.mjs';\nimport { print } from '../language/printer.mjs';\nimport { astFromValue } from '../utilities/astFromValue.mjs';\nimport {\n GraphQLEnumType,\n GraphQLList,\n GraphQLNonNull,\n GraphQLObjectType,\n isAbstractType,\n isEnumType,\n isInputObjectType,\n isInterfaceType,\n isListType,\n isNonNullType,\n isObjectType,\n isScalarType,\n isUnionType,\n} from './definition.mjs';\nimport { GraphQLBoolean, GraphQLString } from './scalars.mjs';\nexport const __Schema = new GraphQLObjectType({\n name: '__Schema',\n description:\n 'A GraphQL Schema defines the capabilities of a GraphQL server. It exposes all available types and directives on the server, as well as the entry points for query, mutation, and subscription operations.',\n fields: () => ({\n description: {\n type: GraphQLString,\n resolve: (schema) => schema.description,\n },\n types: {\n description: 'A list of all types supported by this server.',\n type: new GraphQLNonNull(new GraphQLList(new GraphQLNonNull(__Type))),\n\n resolve(schema) {\n return Object.values(schema.getTypeMap());\n },\n },\n queryType: {\n description: 'The type that query operations will be rooted at.',\n type: new GraphQLNonNull(__Type),\n resolve: (schema) => schema.getQueryType(),\n },\n mutationType: {\n description:\n 'If this server supports mutation, the type that mutation operations will be rooted at.',\n type: __Type,\n resolve: (schema) => schema.getMutationType(),\n },\n subscriptionType: {\n description:\n 'If this server support subscription, the type that subscription operations will be rooted at.',\n type: __Type,\n resolve: (schema) => schema.getSubscriptionType(),\n },\n directives: {\n description: 'A list of all directives supported by this server.',\n type: new GraphQLNonNull(\n new GraphQLList(new GraphQLNonNull(__Directive)),\n ),\n resolve: (schema) => schema.getDirectives(),\n },\n }),\n});\nexport const __Directive = new GraphQLObjectType({\n name: '__Directive',\n description:\n \"A Directive provides a way to describe alternate runtime execution and type validation behavior in a GraphQL document.\\n\\nIn some cases, you need to provide options to alter GraphQL's execution behavior in ways field arguments will not suffice, such as conditionally including or skipping a field. Directives provide this by describing additional information to the executor.\",\n fields: () => ({\n name: {\n type: new GraphQLNonNull(GraphQLString),\n resolve: (directive) => directive.name,\n },\n description: {\n type: GraphQLString,\n resolve: (directive) => directive.description,\n },\n isRepeatable: {\n type: new GraphQLNonNull(GraphQLBoolean),\n resolve: (directive) => directive.isRepeatable,\n },\n locations: {\n type: new GraphQLNonNull(\n new GraphQLList(new GraphQLNonNull(__DirectiveLocation)),\n ),\n resolve: (directive) => directive.locations,\n },\n args: {\n type: new GraphQLNonNull(\n new GraphQLList(new GraphQLNonNull(__InputValue)),\n ),\n args: {\n includeDeprecated: {\n type: GraphQLBoolean,\n defaultValue: false,\n },\n },\n\n resolve(field, { includeDeprecated }) {\n return includeDeprecated\n ? field.args\n : field.args.filter((arg) => arg.deprecationReason == null);\n },\n },\n }),\n});\nexport const __DirectiveLocation = new GraphQLEnumType({\n name: '__DirectiveLocation',\n description:\n 'A Directive can be adjacent to many parts of the GraphQL language, a __DirectiveLocation describes one such possible adjacencies.',\n values: {\n QUERY: {\n value: DirectiveLocation.QUERY,\n description: 'Location adjacent to a query operation.',\n },\n MUTATION: {\n value: DirectiveLocation.MUTATION,\n description: 'Location adjacent to a mutation operation.',\n },\n SUBSCRIPTION: {\n value: DirectiveLocation.SUBSCRIPTION,\n description: 'Location adjacent to a subscription operation.',\n },\n FIELD: {\n value: DirectiveLocation.FIELD,\n description: 'Location adjacent to a field.',\n },\n FRAGMENT_DEFINITION: {\n value: DirectiveLocation.FRAGMENT_DEFINITION,\n description: 'Location adjacent to a fragment definition.',\n },\n FRAGMENT_SPREAD: {\n value: DirectiveLocation.FRAGMENT_SPREAD,\n description: 'Location adjacent to a fragment spread.',\n },\n INLINE_FRAGMENT: {\n value: DirectiveLocation.INLINE_FRAGMENT,\n description: 'Location adjacent to an inline fragment.',\n },\n VARIABLE_DEFINITION: {\n value: DirectiveLocation.VARIABLE_DEFINITION,\n description: 'Location adjacent to a variable definition.',\n },\n SCHEMA: {\n value: DirectiveLocation.SCHEMA,\n description: 'Location adjacent to a schema definition.',\n },\n SCALAR: {\n value: DirectiveLocation.SCALAR,\n description: 'Location adjacent to a scalar definition.',\n },\n OBJECT: {\n value: DirectiveLocation.OBJECT,\n description: 'Location adjacent to an object type definition.',\n },\n FIELD_DEFINITION: {\n value: DirectiveLocation.FIELD_DEFINITION,\n description: 'Location adjacent to a field definition.',\n },\n ARGUMENT_DEFINITION: {\n value: DirectiveLocation.ARGUMENT_DEFINITION,\n description: 'Location adjacent to an argument definition.',\n },\n INTERFACE: {\n value: DirectiveLocation.INTERFACE,\n description: 'Location adjacent to an interface definition.',\n },\n UNION: {\n value: DirectiveLocation.UNION,\n description: 'Location adjacent to a union definition.',\n },\n ENUM: {\n value: DirectiveLocation.ENUM,\n description: 'Location adjacent to an enum definition.',\n },\n ENUM_VALUE: {\n value: DirectiveLocation.ENUM_VALUE,\n description: 'Location adjacent to an enum value definition.',\n },\n INPUT_OBJECT: {\n value: DirectiveLocation.INPUT_OBJECT,\n description: 'Location adjacent to an input object type definition.',\n },\n INPUT_FIELD_DEFINITION: {\n value: DirectiveLocation.INPUT_FIELD_DEFINITION,\n description: 'Location adjacent to an input object field definition.',\n },\n },\n});\nexport const __Type = new GraphQLObjectType({\n name: '__Type',\n description:\n 'The fundamental unit of any GraphQL Schema is the type. There are many kinds of types in GraphQL as represented by the `__TypeKind` enum.\\n\\nDepending on the kind of a type, certain fields describe information about that type. Scalar types provide no information beyond a name, description and optional `specifiedByURL`, while Enum types provide their values. Object and Interface types provide the fields they describe. Abstract types, Union and Interface, provide the Object types possible at runtime. List and NonNull types compose other types.',\n fields: () => ({\n kind: {\n type: new GraphQLNonNull(__TypeKind),\n\n resolve(type) {\n if (isScalarType(type)) {\n return TypeKind.SCALAR;\n }\n\n if (isObjectType(type)) {\n return TypeKind.OBJECT;\n }\n\n if (isInterfaceType(type)) {\n return TypeKind.INTERFACE;\n }\n\n if (isUnionType(type)) {\n return TypeKind.UNION;\n }\n\n if (isEnumType(type)) {\n return TypeKind.ENUM;\n }\n\n if (isInputObjectType(type)) {\n return TypeKind.INPUT_OBJECT;\n }\n\n if (isListType(type)) {\n return TypeKind.LIST;\n }\n\n if (isNonNullType(type)) {\n return TypeKind.NON_NULL;\n }\n /* c8 ignore next 3 */\n // Not reachable, all possible types have been considered)\n\n false || invariant(false, `Unexpected type: \"${inspect(type)}\".`);\n },\n },\n name: {\n type: GraphQLString,\n resolve: (type) => ('name' in type ? type.name : undefined),\n },\n description: {\n type: GraphQLString,\n resolve: (\n type, // FIXME: add test case\n ) =>\n /* c8 ignore next */\n 'description' in type ? type.description : undefined,\n },\n specifiedByURL: {\n type: GraphQLString,\n resolve: (obj) =>\n 'specifiedByURL' in obj ? obj.specifiedByURL : undefined,\n },\n fields: {\n type: new GraphQLList(new GraphQLNonNull(__Field)),\n args: {\n includeDeprecated: {\n type: GraphQLBoolean,\n defaultValue: false,\n },\n },\n\n resolve(type, { includeDeprecated }) {\n if (isObjectType(type) || isInterfaceType(type)) {\n const fields = Object.values(type.getFields());\n return includeDeprecated\n ? fields\n : fields.filter((field) => field.deprecationReason == null);\n }\n },\n },\n interfaces: {\n type: new GraphQLList(new GraphQLNonNull(__Type)),\n\n resolve(type) {\n if (isObjectType(type) || isInterfaceType(type)) {\n return type.getInterfaces();\n }\n },\n },\n possibleTypes: {\n type: new GraphQLList(new GraphQLNonNull(__Type)),\n\n resolve(type, _args, _context, { schema }) {\n if (isAbstractType(type)) {\n return schema.getPossibleTypes(type);\n }\n },\n },\n enumValues: {\n type: new GraphQLList(new GraphQLNonNull(__EnumValue)),\n args: {\n includeDeprecated: {\n type: GraphQLBoolean,\n defaultValue: false,\n },\n },\n\n resolve(type, { includeDeprecated }) {\n if (isEnumType(type)) {\n const values = type.getValues();\n return includeDeprecated\n ? values\n : values.filter((field) => field.deprecationReason == null);\n }\n },\n },\n inputFields: {\n type: new GraphQLList(new GraphQLNonNull(__InputValue)),\n args: {\n includeDeprecated: {\n type: GraphQLBoolean,\n defaultValue: false,\n },\n },\n\n resolve(type, { includeDeprecated }) {\n if (isInputObjectType(type)) {\n const values = Object.values(type.getFields());\n return includeDeprecated\n ? values\n : values.filter((field) => field.deprecationReason == null);\n }\n },\n },\n ofType: {\n type: __Type,\n resolve: (type) => ('ofType' in type ? type.ofType : undefined),\n },\n }),\n});\nexport const __Field = new GraphQLObjectType({\n name: '__Field',\n description:\n 'Object and Interface types are described by a list of Fields, each of which has a name, potentially a list of arguments, and a return type.',\n fields: () => ({\n name: {\n type: new GraphQLNonNull(GraphQLString),\n resolve: (field) => field.name,\n },\n description: {\n type: GraphQLString,\n resolve: (field) => field.description,\n },\n args: {\n type: new GraphQLNonNull(\n new GraphQLList(new GraphQLNonNull(__InputValue)),\n ),\n args: {\n includeDeprecated: {\n type: GraphQLBoolean,\n defaultValue: false,\n },\n },\n\n resolve(field, { includeDeprecated }) {\n return includeDeprecated\n ? field.args\n : field.args.filter((arg) => arg.deprecationReason == null);\n },\n },\n type: {\n type: new GraphQLNonNull(__Type),\n resolve: (field) => field.type,\n },\n isDeprecated: {\n type: new GraphQLNonNull(GraphQLBoolean),\n resolve: (field) => field.deprecationReason != null,\n },\n deprecationReason: {\n type: GraphQLString,\n resolve: (field) => field.deprecationReason,\n },\n }),\n});\nexport const __InputValue = new GraphQLObjectType({\n name: '__InputValue',\n description:\n 'Arguments provided to Fields or Directives and the input fields of an InputObject are represented as Input Values which describe their type and optionally a default value.',\n fields: () => ({\n name: {\n type: new GraphQLNonNull(GraphQLString),\n resolve: (inputValue) => inputValue.name,\n },\n description: {\n type: GraphQLString,\n resolve: (inputValue) => inputValue.description,\n },\n type: {\n type: new GraphQLNonNull(__Type),\n resolve: (inputValue) => inputValue.type,\n },\n defaultValue: {\n type: GraphQLString,\n description:\n 'A GraphQL-formatted string representing the default value for this input value.',\n\n resolve(inputValue) {\n const { type, defaultValue } = inputValue;\n const valueAST = astFromValue(defaultValue, type);\n return valueAST ? print(valueAST) : null;\n },\n },\n isDeprecated: {\n type: new GraphQLNonNull(GraphQLBoolean),\n resolve: (field) => field.deprecationReason != null,\n },\n deprecationReason: {\n type: GraphQLString,\n resolve: (obj) => obj.deprecationReason,\n },\n }),\n});\nexport const __EnumValue = new GraphQLObjectType({\n name: '__EnumValue',\n description:\n 'One possible value for a given Enum. Enum values are unique values, not a placeholder for a string or numeric value. However an Enum value is returned in a JSON response as a string.',\n fields: () => ({\n name: {\n type: new GraphQLNonNull(GraphQLString),\n resolve: (enumValue) => enumValue.name,\n },\n description: {\n type: GraphQLString,\n resolve: (enumValue) => enumValue.description,\n },\n isDeprecated: {\n type: new GraphQLNonNull(GraphQLBoolean),\n resolve: (enumValue) => enumValue.deprecationReason != null,\n },\n deprecationReason: {\n type: GraphQLString,\n resolve: (enumValue) => enumValue.deprecationReason,\n },\n }),\n});\nvar TypeKind;\n\n(function (TypeKind) {\n TypeKind['SCALAR'] = 'SCALAR';\n TypeKind['OBJECT'] = 'OBJECT';\n TypeKind['INTERFACE'] = 'INTERFACE';\n TypeKind['UNION'] = 'UNION';\n TypeKind['ENUM'] = 'ENUM';\n TypeKind['INPUT_OBJECT'] = 'INPUT_OBJECT';\n TypeKind['LIST'] = 'LIST';\n TypeKind['NON_NULL'] = 'NON_NULL';\n})(TypeKind || (TypeKind = {}));\n\nexport { TypeKind };\nexport const __TypeKind = new GraphQLEnumType({\n name: '__TypeKind',\n description: 'An enum describing what kind of type a given `__Type` is.',\n values: {\n SCALAR: {\n value: TypeKind.SCALAR,\n description: 'Indicates this type is a scalar.',\n },\n OBJECT: {\n value: TypeKind.OBJECT,\n description:\n 'Indicates this type is an object. `fields` and `interfaces` are valid fields.',\n },\n INTERFACE: {\n value: TypeKind.INTERFACE,\n description:\n 'Indicates this type is an interface. `fields`, `interfaces`, and `possibleTypes` are valid fields.',\n },\n UNION: {\n value: TypeKind.UNION,\n description:\n 'Indicates this type is a union. `possibleTypes` is a valid field.',\n },\n ENUM: {\n value: TypeKind.ENUM,\n description:\n 'Indicates this type is an enum. `enumValues` is a valid field.',\n },\n INPUT_OBJECT: {\n value: TypeKind.INPUT_OBJECT,\n description:\n 'Indicates this type is an input object. `inputFields` is a valid field.',\n },\n LIST: {\n value: TypeKind.LIST,\n description: 'Indicates this type is a list. `ofType` is a valid field.',\n },\n NON_NULL: {\n value: TypeKind.NON_NULL,\n description:\n 'Indicates this type is a non-null. `ofType` is a valid field.',\n },\n },\n});\n/**\n * Note that these are GraphQLField and not GraphQLFieldConfig,\n * so the format for args is different.\n */\n\nexport const SchemaMetaFieldDef = {\n name: '__schema',\n type: new GraphQLNonNull(__Schema),\n description: 'Access the current type schema of this server.',\n args: [],\n resolve: (_source, _args, _context, { schema }) => schema,\n deprecationReason: undefined,\n extensions: Object.create(null),\n astNode: undefined,\n};\nexport const TypeMetaFieldDef = {\n name: '__type',\n type: __Type,\n description: 'Request the type information of a single type.',\n args: [\n {\n name: 'name',\n description: undefined,\n type: new GraphQLNonNull(GraphQLString),\n defaultValue: undefined,\n deprecationReason: undefined,\n extensions: Object.create(null),\n astNode: undefined,\n },\n ],\n resolve: (_source, { name }, _context, { schema }) => schema.getType(name),\n deprecationReason: undefined,\n extensions: Object.create(null),\n astNode: undefined,\n};\nexport const TypeNameMetaFieldDef = {\n name: '__typename',\n type: new GraphQLNonNull(GraphQLString),\n description: 'The name of the current Object type at runtime.',\n args: [],\n resolve: (_source, _args, _context, { parentType }) => parentType.name,\n deprecationReason: undefined,\n extensions: Object.create(null),\n astNode: undefined,\n};\nexport const introspectionTypes = Object.freeze([\n __Schema,\n __Directive,\n __DirectiveLocation,\n __Type,\n __Field,\n __InputValue,\n __EnumValue,\n __TypeKind,\n]);\nexport function isIntrospectionType(type) {\n return introspectionTypes.some(({ name }) => type.name === name);\n}\n","import { devAssert } from '../jsutils/devAssert.mjs';\nimport { inspect } from '../jsutils/inspect.mjs';\nimport { instanceOf } from '../jsutils/instanceOf.mjs';\nimport { isObjectLike } from '../jsutils/isObjectLike.mjs';\nimport { toObjMap } from '../jsutils/toObjMap.mjs';\nimport { OperationTypeNode } from '../language/ast.mjs';\nimport {\n getNamedType,\n isInputObjectType,\n isInterfaceType,\n isObjectType,\n isUnionType,\n} from './definition.mjs';\nimport { isDirective, specifiedDirectives } from './directives.mjs';\nimport { __Schema } from './introspection.mjs';\n/**\n * Test if the given value is a GraphQL schema.\n */\n\nexport function isSchema(schema) {\n return instanceOf(schema, GraphQLSchema);\n}\nexport function assertSchema(schema) {\n if (!isSchema(schema)) {\n throw new Error(`Expected ${inspect(schema)} to be a GraphQL schema.`);\n }\n\n return schema;\n}\n/**\n * Custom extensions\n *\n * @remarks\n * Use a unique identifier name for your extension, for example the name of\n * your library or project. Do not use a shortened identifier as this increases\n * the risk of conflicts. We recommend you add at most one extension field,\n * an object which can contain all the values you need.\n */\n\n/**\n * Schema Definition\n *\n * A Schema is created by supplying the root types of each type of operation,\n * query and mutation (optional). A schema definition is then supplied to the\n * validator and executor.\n *\n * Example:\n *\n * ```ts\n * const MyAppSchema = new GraphQLSchema({\n * query: MyAppQueryRootType,\n * mutation: MyAppMutationRootType,\n * })\n * ```\n *\n * Note: When the schema is constructed, by default only the types that are\n * reachable by traversing the root types are included, other types must be\n * explicitly referenced.\n *\n * Example:\n *\n * ```ts\n * const characterInterface = new GraphQLInterfaceType({\n * name: 'Character',\n * ...\n * });\n *\n * const humanType = new GraphQLObjectType({\n * name: 'Human',\n * interfaces: [characterInterface],\n * ...\n * });\n *\n * const droidType = new GraphQLObjectType({\n * name: 'Droid',\n * interfaces: [characterInterface],\n * ...\n * });\n *\n * const schema = new GraphQLSchema({\n * query: new GraphQLObjectType({\n * name: 'Query',\n * fields: {\n * hero: { type: characterInterface, ... },\n * }\n * }),\n * ...\n * // Since this schema references only the `Character` interface it's\n * // necessary to explicitly list the types that implement it if\n * // you want them to be included in the final schema.\n * types: [humanType, droidType],\n * })\n * ```\n *\n * Note: If an array of `directives` are provided to GraphQLSchema, that will be\n * the exact list of directives represented and allowed. If `directives` is not\n * provided then a default set of the specified directives (e.g. `@include` and\n * `@skip`) will be used. If you wish to provide *additional* directives to these\n * specified directives, you must explicitly declare them. Example:\n *\n * ```ts\n * const MyAppSchema = new GraphQLSchema({\n * ...\n * directives: specifiedDirectives.concat([ myCustomDirective ]),\n * })\n * ```\n */\nexport class GraphQLSchema {\n // Used as a cache for validateSchema().\n constructor(config) {\n var _config$extensionASTN, _config$directives;\n\n // If this schema was built from a source known to be valid, then it may be\n // marked with assumeValid to avoid an additional type system validation.\n this.__validationErrors = config.assumeValid === true ? [] : undefined; // Check for common mistakes during construction to produce early errors.\n\n isObjectLike(config) ||\n devAssert(false, 'Must provide configuration object.');\n !config.types ||\n Array.isArray(config.types) ||\n devAssert(\n false,\n `\"types\" must be Array if provided but got: ${inspect(config.types)}.`,\n );\n !config.directives ||\n Array.isArray(config.directives) ||\n devAssert(\n false,\n '\"directives\" must be Array if provided but got: ' +\n `${inspect(config.directives)}.`,\n );\n this.description = config.description;\n this.extensions = toObjMap(config.extensions);\n this.astNode = config.astNode;\n this.extensionASTNodes =\n (_config$extensionASTN = config.extensionASTNodes) !== null &&\n _config$extensionASTN !== void 0\n ? _config$extensionASTN\n : [];\n this._queryType = config.query;\n this._mutationType = config.mutation;\n this._subscriptionType = config.subscription; // Provide specified directives (e.g. @include and @skip) by default.\n\n this._directives =\n (_config$directives = config.directives) !== null &&\n _config$directives !== void 0\n ? _config$directives\n : specifiedDirectives; // To preserve order of user-provided types, we add first to add them to\n // the set of \"collected\" types, so `collectReferencedTypes` ignore them.\n\n const allReferencedTypes = new Set(config.types);\n\n if (config.types != null) {\n for (const type of config.types) {\n // When we ready to process this type, we remove it from \"collected\" types\n // and then add it together with all dependent types in the correct position.\n allReferencedTypes.delete(type);\n collectReferencedTypes(type, allReferencedTypes);\n }\n }\n\n if (this._queryType != null) {\n collectReferencedTypes(this._queryType, allReferencedTypes);\n }\n\n if (this._mutationType != null) {\n collectReferencedTypes(this._mutationType, allReferencedTypes);\n }\n\n if (this._subscriptionType != null) {\n collectReferencedTypes(this._subscriptionType, allReferencedTypes);\n }\n\n for (const directive of this._directives) {\n // Directives are not validated until validateSchema() is called.\n if (isDirective(directive)) {\n for (const arg of directive.args) {\n collectReferencedTypes(arg.type, allReferencedTypes);\n }\n }\n }\n\n collectReferencedTypes(__Schema, allReferencedTypes); // Storing the resulting map for reference by the schema.\n\n this._typeMap = Object.create(null);\n this._subTypeMap = Object.create(null); // Keep track of all implementations by interface name.\n\n this._implementationsMap = Object.create(null);\n\n for (const namedType of allReferencedTypes) {\n if (namedType == null) {\n continue;\n }\n\n const typeName = namedType.name;\n typeName ||\n devAssert(\n false,\n 'One of the provided types for building the Schema is missing a name.',\n );\n\n if (this._typeMap[typeName] !== undefined) {\n throw new Error(\n `Schema must contain uniquely named types but contains multiple types named \"${typeName}\".`,\n );\n }\n\n this._typeMap[typeName] = namedType;\n\n if (isInterfaceType(namedType)) {\n // Store implementations by interface.\n for (const iface of namedType.getInterfaces()) {\n if (isInterfaceType(iface)) {\n let implementations = this._implementationsMap[iface.name];\n\n if (implementations === undefined) {\n implementations = this._implementationsMap[iface.name] = {\n objects: [],\n interfaces: [],\n };\n }\n\n implementations.interfaces.push(namedType);\n }\n }\n } else if (isObjectType(namedType)) {\n // Store implementations by objects.\n for (const iface of namedType.getInterfaces()) {\n if (isInterfaceType(iface)) {\n let implementations = this._implementationsMap[iface.name];\n\n if (implementations === undefined) {\n implementations = this._implementationsMap[iface.name] = {\n objects: [],\n interfaces: [],\n };\n }\n\n implementations.objects.push(namedType);\n }\n }\n }\n }\n }\n\n get [Symbol.toStringTag]() {\n return 'GraphQLSchema';\n }\n\n getQueryType() {\n return this._queryType;\n }\n\n getMutationType() {\n return this._mutationType;\n }\n\n getSubscriptionType() {\n return this._subscriptionType;\n }\n\n getRootType(operation) {\n switch (operation) {\n case OperationTypeNode.QUERY:\n return this.getQueryType();\n\n case OperationTypeNode.MUTATION:\n return this.getMutationType();\n\n case OperationTypeNode.SUBSCRIPTION:\n return this.getSubscriptionType();\n }\n }\n\n getTypeMap() {\n return this._typeMap;\n }\n\n getType(name) {\n return this.getTypeMap()[name];\n }\n\n getPossibleTypes(abstractType) {\n return isUnionType(abstractType)\n ? abstractType.getTypes()\n : this.getImplementations(abstractType).objects;\n }\n\n getImplementations(interfaceType) {\n const implementations = this._implementationsMap[interfaceType.name];\n return implementations !== null && implementations !== void 0\n ? implementations\n : {\n objects: [],\n interfaces: [],\n };\n }\n\n isSubType(abstractType, maybeSubType) {\n let map = this._subTypeMap[abstractType.name];\n\n if (map === undefined) {\n map = Object.create(null);\n\n if (isUnionType(abstractType)) {\n for (const type of abstractType.getTypes()) {\n map[type.name] = true;\n }\n } else {\n const implementations = this.getImplementations(abstractType);\n\n for (const type of implementations.objects) {\n map[type.name] = true;\n }\n\n for (const type of implementations.interfaces) {\n map[type.name] = true;\n }\n }\n\n this._subTypeMap[abstractType.name] = map;\n }\n\n return map[maybeSubType.name] !== undefined;\n }\n\n getDirectives() {\n return this._directives;\n }\n\n getDirective(name) {\n return this.getDirectives().find((directive) => directive.name === name);\n }\n\n toConfig() {\n return {\n description: this.description,\n query: this.getQueryType(),\n mutation: this.getMutationType(),\n subscription: this.getSubscriptionType(),\n types: Object.values(this.getTypeMap()),\n directives: this.getDirectives(),\n extensions: this.extensions,\n astNode: this.astNode,\n extensionASTNodes: this.extensionASTNodes,\n assumeValid: this.__validationErrors !== undefined,\n };\n }\n}\n\nfunction collectReferencedTypes(type, typeSet) {\n const namedType = getNamedType(type);\n\n if (!typeSet.has(namedType)) {\n typeSet.add(namedType);\n\n if (isUnionType(namedType)) {\n for (const memberType of namedType.getTypes()) {\n collectReferencedTypes(memberType, typeSet);\n }\n } else if (isObjectType(namedType) || isInterfaceType(namedType)) {\n for (const interfaceType of namedType.getInterfaces()) {\n collectReferencedTypes(interfaceType, typeSet);\n }\n\n for (const field of Object.values(namedType.getFields())) {\n collectReferencedTypes(field.type, typeSet);\n\n for (const arg of field.args) {\n collectReferencedTypes(arg.type, typeSet);\n }\n }\n } else if (isInputObjectType(namedType)) {\n for (const field of Object.values(namedType.getFields())) {\n collectReferencedTypes(field.type, typeSet);\n }\n }\n }\n\n return typeSet;\n}\n","import { inspect } from '../jsutils/inspect.mjs';\nimport { GraphQLError } from '../error/GraphQLError.mjs';\nimport { OperationTypeNode } from '../language/ast.mjs';\nimport { isEqualType, isTypeSubTypeOf } from '../utilities/typeComparators.mjs';\nimport {\n isEnumType,\n isInputObjectType,\n isInputType,\n isInterfaceType,\n isNamedType,\n isNonNullType,\n isObjectType,\n isOutputType,\n isRequiredArgument,\n isRequiredInputField,\n isUnionType,\n} from './definition.mjs';\nimport { GraphQLDeprecatedDirective, isDirective } from './directives.mjs';\nimport { isIntrospectionType } from './introspection.mjs';\nimport { assertSchema } from './schema.mjs';\n/**\n * Implements the \"Type Validation\" sub-sections of the specification's\n * \"Type System\" section.\n *\n * Validation runs synchronously, returning an array of encountered errors, or\n * an empty array if no errors were encountered and the Schema is valid.\n */\n\nexport function validateSchema(schema) {\n // First check to ensure the provided value is in fact a GraphQLSchema.\n assertSchema(schema); // If this Schema has already been validated, return the previous results.\n\n if (schema.__validationErrors) {\n return schema.__validationErrors;\n } // Validate the schema, producing a list of errors.\n\n const context = new SchemaValidationContext(schema);\n validateRootTypes(context);\n validateDirectives(context);\n validateTypes(context); // Persist the results of validation before returning to ensure validation\n // does not run multiple times for this schema.\n\n const errors = context.getErrors();\n schema.__validationErrors = errors;\n return errors;\n}\n/**\n * Utility function which asserts a schema is valid by throwing an error if\n * it is invalid.\n */\n\nexport function assertValidSchema(schema) {\n const errors = validateSchema(schema);\n\n if (errors.length !== 0) {\n throw new Error(errors.map((error) => error.message).join('\\n\\n'));\n }\n}\n\nclass SchemaValidationContext {\n constructor(schema) {\n this._errors = [];\n this.schema = schema;\n }\n\n reportError(message, nodes) {\n const _nodes = Array.isArray(nodes) ? nodes.filter(Boolean) : nodes;\n\n this._errors.push(\n new GraphQLError(message, {\n nodes: _nodes,\n }),\n );\n }\n\n getErrors() {\n return this._errors;\n }\n}\n\nfunction validateRootTypes(context) {\n const schema = context.schema;\n const queryType = schema.getQueryType();\n\n if (!queryType) {\n context.reportError('Query root type must be provided.', schema.astNode);\n } else if (!isObjectType(queryType)) {\n var _getOperationTypeNode;\n\n context.reportError(\n `Query root type must be Object type, it cannot be ${inspect(\n queryType,\n )}.`,\n (_getOperationTypeNode = getOperationTypeNode(\n schema,\n OperationTypeNode.QUERY,\n )) !== null && _getOperationTypeNode !== void 0\n ? _getOperationTypeNode\n : queryType.astNode,\n );\n }\n\n const mutationType = schema.getMutationType();\n\n if (mutationType && !isObjectType(mutationType)) {\n var _getOperationTypeNode2;\n\n context.reportError(\n 'Mutation root type must be Object type if provided, it cannot be ' +\n `${inspect(mutationType)}.`,\n (_getOperationTypeNode2 = getOperationTypeNode(\n schema,\n OperationTypeNode.MUTATION,\n )) !== null && _getOperationTypeNode2 !== void 0\n ? _getOperationTypeNode2\n : mutationType.astNode,\n );\n }\n\n const subscriptionType = schema.getSubscriptionType();\n\n if (subscriptionType && !isObjectType(subscriptionType)) {\n var _getOperationTypeNode3;\n\n context.reportError(\n 'Subscription root type must be Object type if provided, it cannot be ' +\n `${inspect(subscriptionType)}.`,\n (_getOperationTypeNode3 = getOperationTypeNode(\n schema,\n OperationTypeNode.SUBSCRIPTION,\n )) !== null && _getOperationTypeNode3 !== void 0\n ? _getOperationTypeNode3\n : subscriptionType.astNode,\n );\n }\n}\n\nfunction getOperationTypeNode(schema, operation) {\n var _flatMap$find;\n\n return (_flatMap$find = [schema.astNode, ...schema.extensionASTNodes]\n .flatMap(\n // FIXME: https://github.com/graphql/graphql-js/issues/2203\n (schemaNode) => {\n var _schemaNode$operation;\n\n return (\n /* c8 ignore next */\n (_schemaNode$operation =\n schemaNode === null || schemaNode === void 0\n ? void 0\n : schemaNode.operationTypes) !== null &&\n _schemaNode$operation !== void 0\n ? _schemaNode$operation\n : []\n );\n },\n )\n .find((operationNode) => operationNode.operation === operation)) === null ||\n _flatMap$find === void 0\n ? void 0\n : _flatMap$find.type;\n}\n\nfunction validateDirectives(context) {\n for (const directive of context.schema.getDirectives()) {\n // Ensure all directives are in fact GraphQL directives.\n if (!isDirective(directive)) {\n context.reportError(\n `Expected directive but got: ${inspect(directive)}.`,\n directive === null || directive === void 0 ? void 0 : directive.astNode,\n );\n continue;\n } // Ensure they are named correctly.\n\n validateName(context, directive); // TODO: Ensure proper locations.\n // Ensure the arguments are valid.\n\n for (const arg of directive.args) {\n // Ensure they are named correctly.\n validateName(context, arg); // Ensure the type is an input type.\n\n if (!isInputType(arg.type)) {\n context.reportError(\n `The type of @${directive.name}(${arg.name}:) must be Input Type ` +\n `but got: ${inspect(arg.type)}.`,\n arg.astNode,\n );\n }\n\n if (isRequiredArgument(arg) && arg.deprecationReason != null) {\n var _arg$astNode;\n\n context.reportError(\n `Required argument @${directive.name}(${arg.name}:) cannot be deprecated.`,\n [\n getDeprecatedDirectiveNode(arg.astNode),\n (_arg$astNode = arg.astNode) === null || _arg$astNode === void 0\n ? void 0\n : _arg$astNode.type,\n ],\n );\n }\n }\n }\n}\n\nfunction validateName(context, node) {\n // Ensure names are valid, however introspection types opt out.\n if (node.name.startsWith('__')) {\n context.reportError(\n `Name \"${node.name}\" must not begin with \"__\", which is reserved by GraphQL introspection.`,\n node.astNode,\n );\n }\n}\n\nfunction validateTypes(context) {\n const validateInputObjectCircularRefs =\n createInputObjectCircularRefsValidator(context);\n const typeMap = context.schema.getTypeMap();\n\n for (const type of Object.values(typeMap)) {\n // Ensure all provided types are in fact GraphQL type.\n if (!isNamedType(type)) {\n context.reportError(\n `Expected GraphQL named type but got: ${inspect(type)}.`,\n type.astNode,\n );\n continue;\n } // Ensure it is named correctly (excluding introspection types).\n\n if (!isIntrospectionType(type)) {\n validateName(context, type);\n }\n\n if (isObjectType(type)) {\n // Ensure fields are valid\n validateFields(context, type); // Ensure objects implement the interfaces they claim to.\n\n validateInterfaces(context, type);\n } else if (isInterfaceType(type)) {\n // Ensure fields are valid.\n validateFields(context, type); // Ensure interfaces implement the interfaces they claim to.\n\n validateInterfaces(context, type);\n } else if (isUnionType(type)) {\n // Ensure Unions include valid member types.\n validateUnionMembers(context, type);\n } else if (isEnumType(type)) {\n // Ensure Enums have valid values.\n validateEnumValues(context, type);\n } else if (isInputObjectType(type)) {\n // Ensure Input Object fields are valid.\n validateInputFields(context, type); // Ensure Input Objects do not contain non-nullable circular references\n\n validateInputObjectCircularRefs(type);\n }\n }\n}\n\nfunction validateFields(context, type) {\n const fields = Object.values(type.getFields()); // Objects and Interfaces both must define one or more fields.\n\n if (fields.length === 0) {\n context.reportError(`Type ${type.name} must define one or more fields.`, [\n type.astNode,\n ...type.extensionASTNodes,\n ]);\n }\n\n for (const field of fields) {\n // Ensure they are named correctly.\n validateName(context, field); // Ensure the type is an output type\n\n if (!isOutputType(field.type)) {\n var _field$astNode;\n\n context.reportError(\n `The type of ${type.name}.${field.name} must be Output Type ` +\n `but got: ${inspect(field.type)}.`,\n (_field$astNode = field.astNode) === null || _field$astNode === void 0\n ? void 0\n : _field$astNode.type,\n );\n } // Ensure the arguments are valid\n\n for (const arg of field.args) {\n const argName = arg.name; // Ensure they are named correctly.\n\n validateName(context, arg); // Ensure the type is an input type\n\n if (!isInputType(arg.type)) {\n var _arg$astNode2;\n\n context.reportError(\n `The type of ${type.name}.${field.name}(${argName}:) must be Input ` +\n `Type but got: ${inspect(arg.type)}.`,\n (_arg$astNode2 = arg.astNode) === null || _arg$astNode2 === void 0\n ? void 0\n : _arg$astNode2.type,\n );\n }\n\n if (isRequiredArgument(arg) && arg.deprecationReason != null) {\n var _arg$astNode3;\n\n context.reportError(\n `Required argument ${type.name}.${field.name}(${argName}:) cannot be deprecated.`,\n [\n getDeprecatedDirectiveNode(arg.astNode),\n (_arg$astNode3 = arg.astNode) === null || _arg$astNode3 === void 0\n ? void 0\n : _arg$astNode3.type,\n ],\n );\n }\n }\n }\n}\n\nfunction validateInterfaces(context, type) {\n const ifaceTypeNames = Object.create(null);\n\n for (const iface of type.getInterfaces()) {\n if (!isInterfaceType(iface)) {\n context.reportError(\n `Type ${inspect(type)} must only implement Interface types, ` +\n `it cannot implement ${inspect(iface)}.`,\n getAllImplementsInterfaceNodes(type, iface),\n );\n continue;\n }\n\n if (type === iface) {\n context.reportError(\n `Type ${type.name} cannot implement itself because it would create a circular reference.`,\n getAllImplementsInterfaceNodes(type, iface),\n );\n continue;\n }\n\n if (ifaceTypeNames[iface.name]) {\n context.reportError(\n `Type ${type.name} can only implement ${iface.name} once.`,\n getAllImplementsInterfaceNodes(type, iface),\n );\n continue;\n }\n\n ifaceTypeNames[iface.name] = true;\n validateTypeImplementsAncestors(context, type, iface);\n validateTypeImplementsInterface(context, type, iface);\n }\n}\n\nfunction validateTypeImplementsInterface(context, type, iface) {\n const typeFieldMap = type.getFields(); // Assert each interface field is implemented.\n\n for (const ifaceField of Object.values(iface.getFields())) {\n const fieldName = ifaceField.name;\n const typeField = typeFieldMap[fieldName]; // Assert interface field exists on type.\n\n if (!typeField) {\n context.reportError(\n `Interface field ${iface.name}.${fieldName} expected but ${type.name} does not provide it.`,\n [ifaceField.astNode, type.astNode, ...type.extensionASTNodes],\n );\n continue;\n } // Assert interface field type is satisfied by type field type, by being\n // a valid subtype. (covariant)\n\n if (!isTypeSubTypeOf(context.schema, typeField.type, ifaceField.type)) {\n var _ifaceField$astNode, _typeField$astNode;\n\n context.reportError(\n `Interface field ${iface.name}.${fieldName} expects type ` +\n `${inspect(ifaceField.type)} but ${type.name}.${fieldName} ` +\n `is type ${inspect(typeField.type)}.`,\n [\n (_ifaceField$astNode = ifaceField.astNode) === null ||\n _ifaceField$astNode === void 0\n ? void 0\n : _ifaceField$astNode.type,\n (_typeField$astNode = typeField.astNode) === null ||\n _typeField$astNode === void 0\n ? void 0\n : _typeField$astNode.type,\n ],\n );\n } // Assert each interface field arg is implemented.\n\n for (const ifaceArg of ifaceField.args) {\n const argName = ifaceArg.name;\n const typeArg = typeField.args.find((arg) => arg.name === argName); // Assert interface field arg exists on object field.\n\n if (!typeArg) {\n context.reportError(\n `Interface field argument ${iface.name}.${fieldName}(${argName}:) expected but ${type.name}.${fieldName} does not provide it.`,\n [ifaceArg.astNode, typeField.astNode],\n );\n continue;\n } // Assert interface field arg type matches object field arg type.\n // (invariant)\n // TODO: change to contravariant?\n\n if (!isEqualType(ifaceArg.type, typeArg.type)) {\n var _ifaceArg$astNode, _typeArg$astNode;\n\n context.reportError(\n `Interface field argument ${iface.name}.${fieldName}(${argName}:) ` +\n `expects type ${inspect(ifaceArg.type)} but ` +\n `${type.name}.${fieldName}(${argName}:) is type ` +\n `${inspect(typeArg.type)}.`,\n [\n (_ifaceArg$astNode = ifaceArg.astNode) === null ||\n _ifaceArg$astNode === void 0\n ? void 0\n : _ifaceArg$astNode.type,\n (_typeArg$astNode = typeArg.astNode) === null ||\n _typeArg$astNode === void 0\n ? void 0\n : _typeArg$astNode.type,\n ],\n );\n } // TODO: validate default values?\n } // Assert additional arguments must not be required.\n\n for (const typeArg of typeField.args) {\n const argName = typeArg.name;\n const ifaceArg = ifaceField.args.find((arg) => arg.name === argName);\n\n if (!ifaceArg && isRequiredArgument(typeArg)) {\n context.reportError(\n `Object field ${type.name}.${fieldName} includes required argument ${argName} that is missing from the Interface field ${iface.name}.${fieldName}.`,\n [typeArg.astNode, ifaceField.astNode],\n );\n }\n }\n }\n}\n\nfunction validateTypeImplementsAncestors(context, type, iface) {\n const ifaceInterfaces = type.getInterfaces();\n\n for (const transitive of iface.getInterfaces()) {\n if (!ifaceInterfaces.includes(transitive)) {\n context.reportError(\n transitive === type\n ? `Type ${type.name} cannot implement ${iface.name} because it would create a circular reference.`\n : `Type ${type.name} must implement ${transitive.name} because it is implemented by ${iface.name}.`,\n [\n ...getAllImplementsInterfaceNodes(iface, transitive),\n ...getAllImplementsInterfaceNodes(type, iface),\n ],\n );\n }\n }\n}\n\nfunction validateUnionMembers(context, union) {\n const memberTypes = union.getTypes();\n\n if (memberTypes.length === 0) {\n context.reportError(\n `Union type ${union.name} must define one or more member types.`,\n [union.astNode, ...union.extensionASTNodes],\n );\n }\n\n const includedTypeNames = Object.create(null);\n\n for (const memberType of memberTypes) {\n if (includedTypeNames[memberType.name]) {\n context.reportError(\n `Union type ${union.name} can only include type ${memberType.name} once.`,\n getUnionMemberTypeNodes(union, memberType.name),\n );\n continue;\n }\n\n includedTypeNames[memberType.name] = true;\n\n if (!isObjectType(memberType)) {\n context.reportError(\n `Union type ${union.name} can only include Object types, ` +\n `it cannot include ${inspect(memberType)}.`,\n getUnionMemberTypeNodes(union, String(memberType)),\n );\n }\n }\n}\n\nfunction validateEnumValues(context, enumType) {\n const enumValues = enumType.getValues();\n\n if (enumValues.length === 0) {\n context.reportError(\n `Enum type ${enumType.name} must define one or more values.`,\n [enumType.astNode, ...enumType.extensionASTNodes],\n );\n }\n\n for (const enumValue of enumValues) {\n // Ensure valid name.\n validateName(context, enumValue);\n }\n}\n\nfunction validateInputFields(context, inputObj) {\n const fields = Object.values(inputObj.getFields());\n\n if (fields.length === 0) {\n context.reportError(\n `Input Object type ${inputObj.name} must define one or more fields.`,\n [inputObj.astNode, ...inputObj.extensionASTNodes],\n );\n } // Ensure the arguments are valid\n\n for (const field of fields) {\n // Ensure they are named correctly.\n validateName(context, field); // Ensure the type is an input type\n\n if (!isInputType(field.type)) {\n var _field$astNode2;\n\n context.reportError(\n `The type of ${inputObj.name}.${field.name} must be Input Type ` +\n `but got: ${inspect(field.type)}.`,\n (_field$astNode2 = field.astNode) === null || _field$astNode2 === void 0\n ? void 0\n : _field$astNode2.type,\n );\n }\n\n if (isRequiredInputField(field) && field.deprecationReason != null) {\n var _field$astNode3;\n\n context.reportError(\n `Required input field ${inputObj.name}.${field.name} cannot be deprecated.`,\n [\n getDeprecatedDirectiveNode(field.astNode),\n (_field$astNode3 = field.astNode) === null ||\n _field$astNode3 === void 0\n ? void 0\n : _field$astNode3.type,\n ],\n );\n }\n }\n}\n\nfunction createInputObjectCircularRefsValidator(context) {\n // Modified copy of algorithm from 'src/validation/rules/NoFragmentCycles.js'.\n // Tracks already visited types to maintain O(N) and to ensure that cycles\n // are not redundantly reported.\n const visitedTypes = Object.create(null); // Array of types nodes used to produce meaningful errors\n\n const fieldPath = []; // Position in the type path\n\n const fieldPathIndexByTypeName = Object.create(null);\n return detectCycleRecursive; // This does a straight-forward DFS to find cycles.\n // It does not terminate when a cycle was found but continues to explore\n // the graph to find all possible cycles.\n\n function detectCycleRecursive(inputObj) {\n if (visitedTypes[inputObj.name]) {\n return;\n }\n\n visitedTypes[inputObj.name] = true;\n fieldPathIndexByTypeName[inputObj.name] = fieldPath.length;\n const fields = Object.values(inputObj.getFields());\n\n for (const field of fields) {\n if (isNonNullType(field.type) && isInputObjectType(field.type.ofType)) {\n const fieldType = field.type.ofType;\n const cycleIndex = fieldPathIndexByTypeName[fieldType.name];\n fieldPath.push(field);\n\n if (cycleIndex === undefined) {\n detectCycleRecursive(fieldType);\n } else {\n const cyclePath = fieldPath.slice(cycleIndex);\n const pathStr = cyclePath.map((fieldObj) => fieldObj.name).join('.');\n context.reportError(\n `Cannot reference Input Object \"${fieldType.name}\" within itself through a series of non-null fields: \"${pathStr}\".`,\n cyclePath.map((fieldObj) => fieldObj.astNode),\n );\n }\n\n fieldPath.pop();\n }\n }\n\n fieldPathIndexByTypeName[inputObj.name] = undefined;\n }\n}\n\nfunction getAllImplementsInterfaceNodes(type, iface) {\n const { astNode, extensionASTNodes } = type;\n const nodes =\n astNode != null ? [astNode, ...extensionASTNodes] : extensionASTNodes; // FIXME: https://github.com/graphql/graphql-js/issues/2203\n\n return nodes\n .flatMap((typeNode) => {\n var _typeNode$interfaces;\n\n return (\n /* c8 ignore next */\n (_typeNode$interfaces = typeNode.interfaces) !== null &&\n _typeNode$interfaces !== void 0\n ? _typeNode$interfaces\n : []\n );\n })\n .filter((ifaceNode) => ifaceNode.name.value === iface.name);\n}\n\nfunction getUnionMemberTypeNodes(union, typeName) {\n const { astNode, extensionASTNodes } = union;\n const nodes =\n astNode != null ? [astNode, ...extensionASTNodes] : extensionASTNodes; // FIXME: https://github.com/graphql/graphql-js/issues/2203\n\n return nodes\n .flatMap((unionNode) => {\n var _unionNode$types;\n\n return (\n /* c8 ignore next */\n (_unionNode$types = unionNode.types) !== null &&\n _unionNode$types !== void 0\n ? _unionNode$types\n : []\n );\n })\n .filter((typeNode) => typeNode.name.value === typeName);\n}\n\nfunction getDeprecatedDirectiveNode(definitionNode) {\n var _definitionNode$direc;\n\n return definitionNode === null || definitionNode === void 0\n ? void 0\n : (_definitionNode$direc = definitionNode.directives) === null ||\n _definitionNode$direc === void 0\n ? void 0\n : _definitionNode$direc.find(\n (node) => node.name.value === GraphQLDeprecatedDirective.name,\n );\n}\n","import { Kind } from '../language/kinds.mjs';\nimport { GraphQLList, GraphQLNonNull } from '../type/definition.mjs';\nexport function typeFromAST(schema, typeNode) {\n switch (typeNode.kind) {\n case Kind.LIST_TYPE: {\n const innerType = typeFromAST(schema, typeNode.type);\n return innerType && new GraphQLList(innerType);\n }\n\n case Kind.NON_NULL_TYPE: {\n const innerType = typeFromAST(schema, typeNode.type);\n return innerType && new GraphQLNonNull(innerType);\n }\n\n case Kind.NAMED_TYPE:\n return schema.getType(typeNode.name.value);\n }\n}\n","import { isNode } from '../language/ast.mjs';\nimport { Kind } from '../language/kinds.mjs';\nimport { getEnterLeaveForKind } from '../language/visitor.mjs';\nimport {\n getNamedType,\n getNullableType,\n isCompositeType,\n isEnumType,\n isInputObjectType,\n isInputType,\n isInterfaceType,\n isListType,\n isObjectType,\n isOutputType,\n} from '../type/definition.mjs';\nimport {\n SchemaMetaFieldDef,\n TypeMetaFieldDef,\n TypeNameMetaFieldDef,\n} from '../type/introspection.mjs';\nimport { typeFromAST } from './typeFromAST.mjs';\n/**\n * TypeInfo is a utility class which, given a GraphQL schema, can keep track\n * of the current field and type definitions at any point in a GraphQL document\n * AST during a recursive descent by calling `enter(node)` and `leave(node)`.\n */\n\nexport class TypeInfo {\n constructor(\n schema,\n /**\n * Initial type may be provided in rare cases to facilitate traversals\n * beginning somewhere other than documents.\n */\n initialType,\n /** @deprecated will be removed in 17.0.0 */\n getFieldDefFn,\n ) {\n this._schema = schema;\n this._typeStack = [];\n this._parentTypeStack = [];\n this._inputTypeStack = [];\n this._fieldDefStack = [];\n this._defaultValueStack = [];\n this._directive = null;\n this._argument = null;\n this._enumValue = null;\n this._getFieldDef =\n getFieldDefFn !== null && getFieldDefFn !== void 0\n ? getFieldDefFn\n : getFieldDef;\n\n if (initialType) {\n if (isInputType(initialType)) {\n this._inputTypeStack.push(initialType);\n }\n\n if (isCompositeType(initialType)) {\n this._parentTypeStack.push(initialType);\n }\n\n if (isOutputType(initialType)) {\n this._typeStack.push(initialType);\n }\n }\n }\n\n get [Symbol.toStringTag]() {\n return 'TypeInfo';\n }\n\n getType() {\n if (this._typeStack.length > 0) {\n return this._typeStack[this._typeStack.length - 1];\n }\n }\n\n getParentType() {\n if (this._parentTypeStack.length > 0) {\n return this._parentTypeStack[this._parentTypeStack.length - 1];\n }\n }\n\n getInputType() {\n if (this._inputTypeStack.length > 0) {\n return this._inputTypeStack[this._inputTypeStack.length - 1];\n }\n }\n\n getParentInputType() {\n if (this._inputTypeStack.length > 1) {\n return this._inputTypeStack[this._inputTypeStack.length - 2];\n }\n }\n\n getFieldDef() {\n if (this._fieldDefStack.length > 0) {\n return this._fieldDefStack[this._fieldDefStack.length - 1];\n }\n }\n\n getDefaultValue() {\n if (this._defaultValueStack.length > 0) {\n return this._defaultValueStack[this._defaultValueStack.length - 1];\n }\n }\n\n getDirective() {\n return this._directive;\n }\n\n getArgument() {\n return this._argument;\n }\n\n getEnumValue() {\n return this._enumValue;\n }\n\n enter(node) {\n const schema = this._schema; // Note: many of the types below are explicitly typed as \"unknown\" to drop\n // any assumptions of a valid schema to ensure runtime types are properly\n // checked before continuing since TypeInfo is used as part of validation\n // which occurs before guarantees of schema and document validity.\n\n switch (node.kind) {\n case Kind.SELECTION_SET: {\n const namedType = getNamedType(this.getType());\n\n this._parentTypeStack.push(\n isCompositeType(namedType) ? namedType : undefined,\n );\n\n break;\n }\n\n case Kind.FIELD: {\n const parentType = this.getParentType();\n let fieldDef;\n let fieldType;\n\n if (parentType) {\n fieldDef = this._getFieldDef(schema, parentType, node);\n\n if (fieldDef) {\n fieldType = fieldDef.type;\n }\n }\n\n this._fieldDefStack.push(fieldDef);\n\n this._typeStack.push(isOutputType(fieldType) ? fieldType : undefined);\n\n break;\n }\n\n case Kind.DIRECTIVE:\n this._directive = schema.getDirective(node.name.value);\n break;\n\n case Kind.OPERATION_DEFINITION: {\n const rootType = schema.getRootType(node.operation);\n\n this._typeStack.push(isObjectType(rootType) ? rootType : undefined);\n\n break;\n }\n\n case Kind.INLINE_FRAGMENT:\n case Kind.FRAGMENT_DEFINITION: {\n const typeConditionAST = node.typeCondition;\n const outputType = typeConditionAST\n ? typeFromAST(schema, typeConditionAST)\n : getNamedType(this.getType());\n\n this._typeStack.push(isOutputType(outputType) ? outputType : undefined);\n\n break;\n }\n\n case Kind.VARIABLE_DEFINITION: {\n const inputType = typeFromAST(schema, node.type);\n\n this._inputTypeStack.push(\n isInputType(inputType) ? inputType : undefined,\n );\n\n break;\n }\n\n case Kind.ARGUMENT: {\n var _this$getDirective;\n\n let argDef;\n let argType;\n const fieldOrDirective =\n (_this$getDirective = this.getDirective()) !== null &&\n _this$getDirective !== void 0\n ? _this$getDirective\n : this.getFieldDef();\n\n if (fieldOrDirective) {\n argDef = fieldOrDirective.args.find(\n (arg) => arg.name === node.name.value,\n );\n\n if (argDef) {\n argType = argDef.type;\n }\n }\n\n this._argument = argDef;\n\n this._defaultValueStack.push(argDef ? argDef.defaultValue : undefined);\n\n this._inputTypeStack.push(isInputType(argType) ? argType : undefined);\n\n break;\n }\n\n case Kind.LIST: {\n const listType = getNullableType(this.getInputType());\n const itemType = isListType(listType) ? listType.ofType : listType; // List positions never have a default value.\n\n this._defaultValueStack.push(undefined);\n\n this._inputTypeStack.push(isInputType(itemType) ? itemType : undefined);\n\n break;\n }\n\n case Kind.OBJECT_FIELD: {\n const objectType = getNamedType(this.getInputType());\n let inputFieldType;\n let inputField;\n\n if (isInputObjectType(objectType)) {\n inputField = objectType.getFields()[node.name.value];\n\n if (inputField) {\n inputFieldType = inputField.type;\n }\n }\n\n this._defaultValueStack.push(\n inputField ? inputField.defaultValue : undefined,\n );\n\n this._inputTypeStack.push(\n isInputType(inputFieldType) ? inputFieldType : undefined,\n );\n\n break;\n }\n\n case Kind.ENUM: {\n const enumType = getNamedType(this.getInputType());\n let enumValue;\n\n if (isEnumType(enumType)) {\n enumValue = enumType.getValue(node.value);\n }\n\n this._enumValue = enumValue;\n break;\n }\n\n default: // Ignore other nodes\n }\n }\n\n leave(node) {\n switch (node.kind) {\n case Kind.SELECTION_SET:\n this._parentTypeStack.pop();\n\n break;\n\n case Kind.FIELD:\n this._fieldDefStack.pop();\n\n this._typeStack.pop();\n\n break;\n\n case Kind.DIRECTIVE:\n this._directive = null;\n break;\n\n case Kind.OPERATION_DEFINITION:\n case Kind.INLINE_FRAGMENT:\n case Kind.FRAGMENT_DEFINITION:\n this._typeStack.pop();\n\n break;\n\n case Kind.VARIABLE_DEFINITION:\n this._inputTypeStack.pop();\n\n break;\n\n case Kind.ARGUMENT:\n this._argument = null;\n\n this._defaultValueStack.pop();\n\n this._inputTypeStack.pop();\n\n break;\n\n case Kind.LIST:\n case Kind.OBJECT_FIELD:\n this._defaultValueStack.pop();\n\n this._inputTypeStack.pop();\n\n break;\n\n case Kind.ENUM:\n this._enumValue = null;\n break;\n\n default: // Ignore other nodes\n }\n }\n}\n\n/**\n * Not exactly the same as the executor's definition of getFieldDef, in this\n * statically evaluated environment we do not always have an Object type,\n * and need to handle Interface and Union types.\n */\nfunction getFieldDef(schema, parentType, fieldNode) {\n const name = fieldNode.name.value;\n\n if (\n name === SchemaMetaFieldDef.name &&\n schema.getQueryType() === parentType\n ) {\n return SchemaMetaFieldDef;\n }\n\n if (name === TypeMetaFieldDef.name && schema.getQueryType() === parentType) {\n return TypeMetaFieldDef;\n }\n\n if (name === TypeNameMetaFieldDef.name && isCompositeType(parentType)) {\n return TypeNameMetaFieldDef;\n }\n\n if (isObjectType(parentType) || isInterfaceType(parentType)) {\n return parentType.getFields()[name];\n }\n}\n/**\n * Creates a new visitor instance which maintains a provided TypeInfo instance\n * along with visiting visitor.\n */\n\nexport function visitWithTypeInfo(typeInfo, visitor) {\n return {\n enter(...args) {\n const node = args[0];\n typeInfo.enter(node);\n const fn = getEnterLeaveForKind(visitor, node.kind).enter;\n\n if (fn) {\n const result = fn.apply(visitor, args);\n\n if (result !== undefined) {\n typeInfo.leave(node);\n\n if (isNode(result)) {\n typeInfo.enter(result);\n }\n }\n\n return result;\n }\n },\n\n leave(...args) {\n const node = args[0];\n const fn = getEnterLeaveForKind(visitor, node.kind).leave;\n let result;\n\n if (fn) {\n result = fn.apply(visitor, args);\n }\n\n typeInfo.leave(node);\n return result;\n },\n };\n}\n","import { inspect } from '../jsutils/inspect.mjs';\nimport { invariant } from '../jsutils/invariant.mjs';\nimport { keyMap } from '../jsutils/keyMap.mjs';\nimport { Kind } from '../language/kinds.mjs';\nimport {\n isInputObjectType,\n isLeafType,\n isListType,\n isNonNullType,\n} from '../type/definition.mjs';\n/**\n * Produces a JavaScript value given a GraphQL Value AST.\n *\n * A GraphQL type must be provided, which will be used to interpret different\n * GraphQL Value literals.\n *\n * Returns `undefined` when the value could not be validly coerced according to\n * the provided type.\n *\n * | GraphQL Value | JSON Value |\n * | -------------------- | ------------- |\n * | Input Object | Object |\n * | List | Array |\n * | Boolean | Boolean |\n * | String | String |\n * | Int / Float | Number |\n * | Enum Value | Unknown |\n * | NullValue | null |\n *\n */\n\nexport function valueFromAST(valueNode, type, variables) {\n if (!valueNode) {\n // When there is no node, then there is also no value.\n // Importantly, this is different from returning the value null.\n return;\n }\n\n if (valueNode.kind === Kind.VARIABLE) {\n const variableName = valueNode.name.value;\n\n if (variables == null || variables[variableName] === undefined) {\n // No valid return value.\n return;\n }\n\n const variableValue = variables[variableName];\n\n if (variableValue === null && isNonNullType(type)) {\n return; // Invalid: intentionally return no value.\n } // Note: This does no further checking that this variable is correct.\n // This assumes that this query has been validated and the variable\n // usage here is of the correct type.\n\n return variableValue;\n }\n\n if (isNonNullType(type)) {\n if (valueNode.kind === Kind.NULL) {\n return; // Invalid: intentionally return no value.\n }\n\n return valueFromAST(valueNode, type.ofType, variables);\n }\n\n if (valueNode.kind === Kind.NULL) {\n // This is explicitly returning the value null.\n return null;\n }\n\n if (isListType(type)) {\n const itemType = type.ofType;\n\n if (valueNode.kind === Kind.LIST) {\n const coercedValues = [];\n\n for (const itemNode of valueNode.values) {\n if (isMissingVariable(itemNode, variables)) {\n // If an array contains a missing variable, it is either coerced to\n // null or if the item type is non-null, it considered invalid.\n if (isNonNullType(itemType)) {\n return; // Invalid: intentionally return no value.\n }\n\n coercedValues.push(null);\n } else {\n const itemValue = valueFromAST(itemNode, itemType, variables);\n\n if (itemValue === undefined) {\n return; // Invalid: intentionally return no value.\n }\n\n coercedValues.push(itemValue);\n }\n }\n\n return coercedValues;\n }\n\n const coercedValue = valueFromAST(valueNode, itemType, variables);\n\n if (coercedValue === undefined) {\n return; // Invalid: intentionally return no value.\n }\n\n return [coercedValue];\n }\n\n if (isInputObjectType(type)) {\n if (valueNode.kind !== Kind.OBJECT) {\n return; // Invalid: intentionally return no value.\n }\n\n const coercedObj = Object.create(null);\n const fieldNodes = keyMap(valueNode.fields, (field) => field.name.value);\n\n for (const field of Object.values(type.getFields())) {\n const fieldNode = fieldNodes[field.name];\n\n if (!fieldNode || isMissingVariable(fieldNode.value, variables)) {\n if (field.defaultValue !== undefined) {\n coercedObj[field.name] = field.defaultValue;\n } else if (isNonNullType(field.type)) {\n return; // Invalid: intentionally return no value.\n }\n\n continue;\n }\n\n const fieldValue = valueFromAST(fieldNode.value, field.type, variables);\n\n if (fieldValue === undefined) {\n return; // Invalid: intentionally return no value.\n }\n\n coercedObj[field.name] = fieldValue;\n }\n\n return coercedObj;\n }\n\n if (isLeafType(type)) {\n // Scalars and Enums fulfill parsing a literal value via parseLiteral().\n // Invalid values represent a failure to parse correctly, in which case\n // no value is returned.\n let result;\n\n try {\n result = type.parseLiteral(valueNode, variables);\n } catch (_error) {\n return; // Invalid: intentionally return no value.\n }\n\n if (result === undefined) {\n return; // Invalid: intentionally return no value.\n }\n\n return result;\n }\n /* c8 ignore next 3 */\n // Not reachable, all possible input types have been considered.\n\n false || invariant(false, 'Unexpected input type: ' + inspect(type));\n} // Returns true if the provided valueNode is a variable which is not defined\n// in the set of variables.\n\nfunction isMissingVariable(valueNode, variables) {\n return (\n valueNode.kind === Kind.VARIABLE &&\n (variables == null || variables[valueNode.name.value] === undefined)\n );\n}\n","/**\n * Produce the GraphQL query recommended for a full schema introspection.\n * Accepts optional IntrospectionOptions.\n */\nexport function getIntrospectionQuery(options) {\n const optionsWithDefault = {\n descriptions: true,\n specifiedByUrl: false,\n directiveIsRepeatable: false,\n schemaDescription: false,\n inputValueDeprecation: false,\n ...options,\n };\n const descriptions = optionsWithDefault.descriptions ? 'description' : '';\n const specifiedByUrl = optionsWithDefault.specifiedByUrl\n ? 'specifiedByURL'\n : '';\n const directiveIsRepeatable = optionsWithDefault.directiveIsRepeatable\n ? 'isRepeatable'\n : '';\n const schemaDescription = optionsWithDefault.schemaDescription\n ? descriptions\n : '';\n\n function inputDeprecation(str) {\n return optionsWithDefault.inputValueDeprecation ? str : '';\n }\n\n return `\n query IntrospectionQuery {\n __schema {\n ${schemaDescription}\n queryType { name }\n mutationType { name }\n subscriptionType { name }\n types {\n ...FullType\n }\n directives {\n name\n ${descriptions}\n ${directiveIsRepeatable}\n locations\n args${inputDeprecation('(includeDeprecated: true)')} {\n ...InputValue\n }\n }\n }\n }\n\n fragment FullType on __Type {\n kind\n name\n ${descriptions}\n ${specifiedByUrl}\n fields(includeDeprecated: true) {\n name\n ${descriptions}\n args${inputDeprecation('(includeDeprecated: true)')} {\n ...InputValue\n }\n type {\n ...TypeRef\n }\n isDeprecated\n deprecationReason\n }\n inputFields${inputDeprecation('(includeDeprecated: true)')} {\n ...InputValue\n }\n interfaces {\n ...TypeRef\n }\n enumValues(includeDeprecated: true) {\n name\n ${descriptions}\n isDeprecated\n deprecationReason\n }\n possibleTypes {\n ...TypeRef\n }\n }\n\n fragment InputValue on __InputValue {\n name\n ${descriptions}\n type { ...TypeRef }\n defaultValue\n ${inputDeprecation('isDeprecated')}\n ${inputDeprecation('deprecationReason')}\n }\n\n fragment TypeRef on __Type {\n kind\n name\n ofType {\n kind\n name\n ofType {\n kind\n name\n ofType {\n kind\n name\n ofType {\n kind\n name\n ofType {\n kind\n name\n ofType {\n kind\n name\n ofType {\n kind\n name\n ofType {\n kind\n name\n ofType {\n kind\n name\n }\n }\n }\n }\n }\n }\n }\n }\n }\n }\n `;\n}\n","import { devAssert } from '../jsutils/devAssert.mjs';\nimport { inspect } from '../jsutils/inspect.mjs';\nimport { isObjectLike } from '../jsutils/isObjectLike.mjs';\nimport { keyValMap } from '../jsutils/keyValMap.mjs';\nimport { parseValue } from '../language/parser.mjs';\nimport {\n assertInterfaceType,\n assertNullableType,\n assertObjectType,\n GraphQLEnumType,\n GraphQLInputObjectType,\n GraphQLInterfaceType,\n GraphQLList,\n GraphQLNonNull,\n GraphQLObjectType,\n GraphQLScalarType,\n GraphQLUnionType,\n isInputType,\n isOutputType,\n} from '../type/definition.mjs';\nimport { GraphQLDirective } from '../type/directives.mjs';\nimport { introspectionTypes, TypeKind } from '../type/introspection.mjs';\nimport { specifiedScalarTypes } from '../type/scalars.mjs';\nimport { GraphQLSchema } from '../type/schema.mjs';\nimport { valueFromAST } from './valueFromAST.mjs';\n/**\n * Build a GraphQLSchema for use by client tools.\n *\n * Given the result of a client running the introspection query, creates and\n * returns a GraphQLSchema instance which can be then used with all graphql-js\n * tools, but cannot be used to execute a query, as introspection does not\n * represent the \"resolver\", \"parse\" or \"serialize\" functions or any other\n * server-internal mechanisms.\n *\n * This function expects a complete introspection result. Don't forget to check\n * the \"errors\" field of a server response before calling this function.\n */\n\nexport function buildClientSchema(introspection, options) {\n (isObjectLike(introspection) && isObjectLike(introspection.__schema)) ||\n devAssert(\n false,\n `Invalid or incomplete introspection result. Ensure that you are passing \"data\" property of introspection response and no \"errors\" was returned alongside: ${inspect(\n introspection,\n )}.`,\n ); // Get the schema from the introspection result.\n\n const schemaIntrospection = introspection.__schema; // Iterate through all types, getting the type definition for each.\n\n const typeMap = keyValMap(\n schemaIntrospection.types,\n (typeIntrospection) => typeIntrospection.name,\n (typeIntrospection) => buildType(typeIntrospection),\n ); // Include standard types only if they are used.\n\n for (const stdType of [...specifiedScalarTypes, ...introspectionTypes]) {\n if (typeMap[stdType.name]) {\n typeMap[stdType.name] = stdType;\n }\n } // Get the root Query, Mutation, and Subscription types.\n\n const queryType = schemaIntrospection.queryType\n ? getObjectType(schemaIntrospection.queryType)\n : null;\n const mutationType = schemaIntrospection.mutationType\n ? getObjectType(schemaIntrospection.mutationType)\n : null;\n const subscriptionType = schemaIntrospection.subscriptionType\n ? getObjectType(schemaIntrospection.subscriptionType)\n : null; // Get the directives supported by Introspection, assuming empty-set if\n // directives were not queried for.\n\n const directives = schemaIntrospection.directives\n ? schemaIntrospection.directives.map(buildDirective)\n : []; // Then produce and return a Schema with these types.\n\n return new GraphQLSchema({\n description: schemaIntrospection.description,\n query: queryType,\n mutation: mutationType,\n subscription: subscriptionType,\n types: Object.values(typeMap),\n directives,\n assumeValid:\n options === null || options === void 0 ? void 0 : options.assumeValid,\n }); // Given a type reference in introspection, return the GraphQLType instance.\n // preferring cached instances before building new instances.\n\n function getType(typeRef) {\n if (typeRef.kind === TypeKind.LIST) {\n const itemRef = typeRef.ofType;\n\n if (!itemRef) {\n throw new Error('Decorated type deeper than introspection query.');\n }\n\n return new GraphQLList(getType(itemRef));\n }\n\n if (typeRef.kind === TypeKind.NON_NULL) {\n const nullableRef = typeRef.ofType;\n\n if (!nullableRef) {\n throw new Error('Decorated type deeper than introspection query.');\n }\n\n const nullableType = getType(nullableRef);\n return new GraphQLNonNull(assertNullableType(nullableType));\n }\n\n return getNamedType(typeRef);\n }\n\n function getNamedType(typeRef) {\n const typeName = typeRef.name;\n\n if (!typeName) {\n throw new Error(`Unknown type reference: ${inspect(typeRef)}.`);\n }\n\n const type = typeMap[typeName];\n\n if (!type) {\n throw new Error(\n `Invalid or incomplete schema, unknown type: ${typeName}. Ensure that a full introspection query is used in order to build a client schema.`,\n );\n }\n\n return type;\n }\n\n function getObjectType(typeRef) {\n return assertObjectType(getNamedType(typeRef));\n }\n\n function getInterfaceType(typeRef) {\n return assertInterfaceType(getNamedType(typeRef));\n } // Given a type's introspection result, construct the correct\n // GraphQLType instance.\n\n function buildType(type) {\n // eslint-disable-next-line @typescript-eslint/prefer-optional-chain\n if (type != null && type.name != null && type.kind != null) {\n // FIXME: Properly type IntrospectionType, it's a breaking change so fix in v17\n // eslint-disable-next-line @typescript-eslint/switch-exhaustiveness-check\n switch (type.kind) {\n case TypeKind.SCALAR:\n return buildScalarDef(type);\n\n case TypeKind.OBJECT:\n return buildObjectDef(type);\n\n case TypeKind.INTERFACE:\n return buildInterfaceDef(type);\n\n case TypeKind.UNION:\n return buildUnionDef(type);\n\n case TypeKind.ENUM:\n return buildEnumDef(type);\n\n case TypeKind.INPUT_OBJECT:\n return buildInputObjectDef(type);\n }\n }\n\n const typeStr = inspect(type);\n throw new Error(\n `Invalid or incomplete introspection result. Ensure that a full introspection query is used in order to build a client schema: ${typeStr}.`,\n );\n }\n\n function buildScalarDef(scalarIntrospection) {\n return new GraphQLScalarType({\n name: scalarIntrospection.name,\n description: scalarIntrospection.description,\n specifiedByURL: scalarIntrospection.specifiedByURL,\n });\n }\n\n function buildImplementationsList(implementingIntrospection) {\n // TODO: Temporary workaround until GraphQL ecosystem will fully support\n // 'interfaces' on interface types.\n if (\n implementingIntrospection.interfaces === null &&\n implementingIntrospection.kind === TypeKind.INTERFACE\n ) {\n return [];\n }\n\n if (!implementingIntrospection.interfaces) {\n const implementingIntrospectionStr = inspect(implementingIntrospection);\n throw new Error(\n `Introspection result missing interfaces: ${implementingIntrospectionStr}.`,\n );\n }\n\n return implementingIntrospection.interfaces.map(getInterfaceType);\n }\n\n function buildObjectDef(objectIntrospection) {\n return new GraphQLObjectType({\n name: objectIntrospection.name,\n description: objectIntrospection.description,\n interfaces: () => buildImplementationsList(objectIntrospection),\n fields: () => buildFieldDefMap(objectIntrospection),\n });\n }\n\n function buildInterfaceDef(interfaceIntrospection) {\n return new GraphQLInterfaceType({\n name: interfaceIntrospection.name,\n description: interfaceIntrospection.description,\n interfaces: () => buildImplementationsList(interfaceIntrospection),\n fields: () => buildFieldDefMap(interfaceIntrospection),\n });\n }\n\n function buildUnionDef(unionIntrospection) {\n if (!unionIntrospection.possibleTypes) {\n const unionIntrospectionStr = inspect(unionIntrospection);\n throw new Error(\n `Introspection result missing possibleTypes: ${unionIntrospectionStr}.`,\n );\n }\n\n return new GraphQLUnionType({\n name: unionIntrospection.name,\n description: unionIntrospection.description,\n types: () => unionIntrospection.possibleTypes.map(getObjectType),\n });\n }\n\n function buildEnumDef(enumIntrospection) {\n if (!enumIntrospection.enumValues) {\n const enumIntrospectionStr = inspect(enumIntrospection);\n throw new Error(\n `Introspection result missing enumValues: ${enumIntrospectionStr}.`,\n );\n }\n\n return new GraphQLEnumType({\n name: enumIntrospection.name,\n description: enumIntrospection.description,\n values: keyValMap(\n enumIntrospection.enumValues,\n (valueIntrospection) => valueIntrospection.name,\n (valueIntrospection) => ({\n description: valueIntrospection.description,\n deprecationReason: valueIntrospection.deprecationReason,\n }),\n ),\n });\n }\n\n function buildInputObjectDef(inputObjectIntrospection) {\n if (!inputObjectIntrospection.inputFields) {\n const inputObjectIntrospectionStr = inspect(inputObjectIntrospection);\n throw new Error(\n `Introspection result missing inputFields: ${inputObjectIntrospectionStr}.`,\n );\n }\n\n return new GraphQLInputObjectType({\n name: inputObjectIntrospection.name,\n description: inputObjectIntrospection.description,\n fields: () => buildInputValueDefMap(inputObjectIntrospection.inputFields),\n });\n }\n\n function buildFieldDefMap(typeIntrospection) {\n if (!typeIntrospection.fields) {\n throw new Error(\n `Introspection result missing fields: ${inspect(typeIntrospection)}.`,\n );\n }\n\n return keyValMap(\n typeIntrospection.fields,\n (fieldIntrospection) => fieldIntrospection.name,\n buildField,\n );\n }\n\n function buildField(fieldIntrospection) {\n const type = getType(fieldIntrospection.type);\n\n if (!isOutputType(type)) {\n const typeStr = inspect(type);\n throw new Error(\n `Introspection must provide output type for fields, but received: ${typeStr}.`,\n );\n }\n\n if (!fieldIntrospection.args) {\n const fieldIntrospectionStr = inspect(fieldIntrospection);\n throw new Error(\n `Introspection result missing field args: ${fieldIntrospectionStr}.`,\n );\n }\n\n return {\n description: fieldIntrospection.description,\n deprecationReason: fieldIntrospection.deprecationReason,\n type,\n args: buildInputValueDefMap(fieldIntrospection.args),\n };\n }\n\n function buildInputValueDefMap(inputValueIntrospections) {\n return keyValMap(\n inputValueIntrospections,\n (inputValue) => inputValue.name,\n buildInputValue,\n );\n }\n\n function buildInputValue(inputValueIntrospection) {\n const type = getType(inputValueIntrospection.type);\n\n if (!isInputType(type)) {\n const typeStr = inspect(type);\n throw new Error(\n `Introspection must provide input type for arguments, but received: ${typeStr}.`,\n );\n }\n\n const defaultValue =\n inputValueIntrospection.defaultValue != null\n ? valueFromAST(parseValue(inputValueIntrospection.defaultValue), type)\n : undefined;\n return {\n description: inputValueIntrospection.description,\n type,\n defaultValue,\n deprecationReason: inputValueIntrospection.deprecationReason,\n };\n }\n\n function buildDirective(directiveIntrospection) {\n if (!directiveIntrospection.args) {\n const directiveIntrospectionStr = inspect(directiveIntrospection);\n throw new Error(\n `Introspection result missing directive args: ${directiveIntrospectionStr}.`,\n );\n }\n\n if (!directiveIntrospection.locations) {\n const directiveIntrospectionStr = inspect(directiveIntrospection);\n throw new Error(\n `Introspection result missing directive locations: ${directiveIntrospectionStr}.`,\n );\n }\n\n return new GraphQLDirective({\n name: directiveIntrospection.name,\n description: directiveIntrospection.description,\n isRepeatable: directiveIntrospection.isRepeatable,\n locations: directiveIntrospection.locations.slice(),\n args: buildInputValueDefMap(directiveIntrospection.args),\n });\n }\n}\n","/**\n * Custom positioning reference element.\n * @see https://floating-ui.com/docs/virtual-elements\n */\n\nconst sides = ['top', 'right', 'bottom', 'left'];\nconst alignments = ['start', 'end'];\nconst placements = /*#__PURE__*/sides.reduce((acc, side) => acc.concat(side, side + \"-\" + alignments[0], side + \"-\" + alignments[1]), []);\nconst min = Math.min;\nconst max = Math.max;\nconst round = Math.round;\nconst floor = Math.floor;\nconst createCoords = v => ({\n x: v,\n y: v\n});\nconst oppositeSideMap = {\n left: 'right',\n right: 'left',\n bottom: 'top',\n top: 'bottom'\n};\nconst oppositeAlignmentMap = {\n start: 'end',\n end: 'start'\n};\nfunction clamp(start, value, end) {\n return max(start, min(value, end));\n}\nfunction evaluate(value, param) {\n return typeof value === 'function' ? value(param) : value;\n}\nfunction getSide(placement) {\n return placement.split('-')[0];\n}\nfunction getAlignment(placement) {\n return placement.split('-')[1];\n}\nfunction getOppositeAxis(axis) {\n return axis === 'x' ? 'y' : 'x';\n}\nfunction getAxisLength(axis) {\n return axis === 'y' ? 'height' : 'width';\n}\nfunction getSideAxis(placement) {\n return ['top', 'bottom'].includes(getSide(placement)) ? 'y' : 'x';\n}\nfunction getAlignmentAxis(placement) {\n return getOppositeAxis(getSideAxis(placement));\n}\nfunction getAlignmentSides(placement, rects, rtl) {\n if (rtl === void 0) {\n rtl = false;\n }\n const alignment = getAlignment(placement);\n const alignmentAxis = getAlignmentAxis(placement);\n const length = getAxisLength(alignmentAxis);\n let mainAlignmentSide = alignmentAxis === 'x' ? alignment === (rtl ? 'end' : 'start') ? 'right' : 'left' : alignment === 'start' ? 'bottom' : 'top';\n if (rects.reference[length] > rects.floating[length]) {\n mainAlignmentSide = getOppositePlacement(mainAlignmentSide);\n }\n return [mainAlignmentSide, getOppositePlacement(mainAlignmentSide)];\n}\nfunction getExpandedPlacements(placement) {\n const oppositePlacement = getOppositePlacement(placement);\n return [getOppositeAlignmentPlacement(placement), oppositePlacement, getOppositeAlignmentPlacement(oppositePlacement)];\n}\nfunction getOppositeAlignmentPlacement(placement) {\n return placement.replace(/start|end/g, alignment => oppositeAlignmentMap[alignment]);\n}\nfunction getSideList(side, isStart, rtl) {\n const lr = ['left', 'right'];\n const rl = ['right', 'left'];\n const tb = ['top', 'bottom'];\n const bt = ['bottom', 'top'];\n switch (side) {\n case 'top':\n case 'bottom':\n if (rtl) return isStart ? rl : lr;\n return isStart ? lr : rl;\n case 'left':\n case 'right':\n return isStart ? tb : bt;\n default:\n return [];\n }\n}\nfunction getOppositeAxisPlacements(placement, flipAlignment, direction, rtl) {\n const alignment = getAlignment(placement);\n let list = getSideList(getSide(placement), direction === 'start', rtl);\n if (alignment) {\n list = list.map(side => side + \"-\" + alignment);\n if (flipAlignment) {\n list = list.concat(list.map(getOppositeAlignmentPlacement));\n }\n }\n return list;\n}\nfunction getOppositePlacement(placement) {\n return placement.replace(/left|right|bottom|top/g, side => oppositeSideMap[side]);\n}\nfunction expandPaddingObject(padding) {\n return {\n top: 0,\n right: 0,\n bottom: 0,\n left: 0,\n ...padding\n };\n}\nfunction getPaddingObject(padding) {\n return typeof padding !== 'number' ? expandPaddingObject(padding) : {\n top: padding,\n right: padding,\n bottom: padding,\n left: padding\n };\n}\nfunction rectToClientRect(rect) {\n return {\n ...rect,\n top: rect.y,\n left: rect.x,\n right: rect.x + rect.width,\n bottom: rect.y + rect.height\n };\n}\n\nexport { alignments, clamp, createCoords, evaluate, expandPaddingObject, floor, getAlignment, getAlignmentAxis, getAlignmentSides, getAxisLength, getExpandedPlacements, getOppositeAlignmentPlacement, getOppositeAxis, getOppositeAxisPlacements, getOppositePlacement, getPaddingObject, getSide, getSideAxis, max, min, placements, rectToClientRect, round, sides };\n","import { getSideAxis, getAlignmentAxis, getAxisLength, getSide, getAlignment, evaluate, getPaddingObject, rectToClientRect, min, clamp, placements, getAlignmentSides, getOppositeAlignmentPlacement, getOppositePlacement, getExpandedPlacements, getOppositeAxisPlacements, sides, max, getOppositeAxis } from '@floating-ui/utils';\nexport { rectToClientRect } from '@floating-ui/utils';\n\nfunction computeCoordsFromPlacement(_ref, placement, rtl) {\n let {\n reference,\n floating\n } = _ref;\n const sideAxis = getSideAxis(placement);\n const alignmentAxis = getAlignmentAxis(placement);\n const alignLength = getAxisLength(alignmentAxis);\n const side = getSide(placement);\n const isVertical = sideAxis === 'y';\n const commonX = reference.x + reference.width / 2 - floating.width / 2;\n const commonY = reference.y + reference.height / 2 - floating.height / 2;\n const commonAlign = reference[alignLength] / 2 - floating[alignLength] / 2;\n let coords;\n switch (side) {\n case 'top':\n coords = {\n x: commonX,\n y: reference.y - floating.height\n };\n break;\n case 'bottom':\n coords = {\n x: commonX,\n y: reference.y + reference.height\n };\n break;\n case 'right':\n coords = {\n x: reference.x + reference.width,\n y: commonY\n };\n break;\n case 'left':\n coords = {\n x: reference.x - floating.width,\n y: commonY\n };\n break;\n default:\n coords = {\n x: reference.x,\n y: reference.y\n };\n }\n switch (getAlignment(placement)) {\n case 'start':\n coords[alignmentAxis] -= commonAlign * (rtl && isVertical ? -1 : 1);\n break;\n case 'end':\n coords[alignmentAxis] += commonAlign * (rtl && isVertical ? -1 : 1);\n break;\n }\n return coords;\n}\n\n/**\n * Computes the `x` and `y` coordinates that will place the floating element\n * next to a given reference element.\n *\n * This export does not have any `platform` interface logic. You will need to\n * write one for the platform you are using Floating UI with.\n */\nconst computePosition = async (reference, floating, config) => {\n const {\n placement = 'bottom',\n strategy = 'absolute',\n middleware = [],\n platform\n } = config;\n const validMiddleware = middleware.filter(Boolean);\n const rtl = await (platform.isRTL == null ? void 0 : platform.isRTL(floating));\n let rects = await platform.getElementRects({\n reference,\n floating,\n strategy\n });\n let {\n x,\n y\n } = computeCoordsFromPlacement(rects, placement, rtl);\n let statefulPlacement = placement;\n let middlewareData = {};\n let resetCount = 0;\n for (let i = 0; i < validMiddleware.length; i++) {\n const {\n name,\n fn\n } = validMiddleware[i];\n const {\n x: nextX,\n y: nextY,\n data,\n reset\n } = await fn({\n x,\n y,\n initialPlacement: placement,\n placement: statefulPlacement,\n strategy,\n middlewareData,\n rects,\n platform,\n elements: {\n reference,\n floating\n }\n });\n x = nextX != null ? nextX : x;\n y = nextY != null ? nextY : y;\n middlewareData = {\n ...middlewareData,\n [name]: {\n ...middlewareData[name],\n ...data\n }\n };\n if (reset && resetCount <= 50) {\n resetCount++;\n if (typeof reset === 'object') {\n if (reset.placement) {\n statefulPlacement = reset.placement;\n }\n if (reset.rects) {\n rects = reset.rects === true ? await platform.getElementRects({\n reference,\n floating,\n strategy\n }) : reset.rects;\n }\n ({\n x,\n y\n } = computeCoordsFromPlacement(rects, statefulPlacement, rtl));\n }\n i = -1;\n }\n }\n return {\n x,\n y,\n placement: statefulPlacement,\n strategy,\n middlewareData\n };\n};\n\n/**\n * Resolves with an object of overflow side offsets that determine how much the\n * element is overflowing a given clipping boundary on each side.\n * - positive = overflowing the boundary by that number of pixels\n * - negative = how many pixels left before it will overflow\n * - 0 = lies flush with the boundary\n * @see https://floating-ui.com/docs/detectOverflow\n */\nasync function detectOverflow(state, options) {\n var _await$platform$isEle;\n if (options === void 0) {\n options = {};\n }\n const {\n x,\n y,\n platform,\n rects,\n elements,\n strategy\n } = state;\n const {\n boundary = 'clippingAncestors',\n rootBoundary = 'viewport',\n elementContext = 'floating',\n altBoundary = false,\n padding = 0\n } = evaluate(options, state);\n const paddingObject = getPaddingObject(padding);\n const altContext = elementContext === 'floating' ? 'reference' : 'floating';\n const element = elements[altBoundary ? altContext : elementContext];\n const clippingClientRect = rectToClientRect(await platform.getClippingRect({\n element: ((_await$platform$isEle = await (platform.isElement == null ? void 0 : platform.isElement(element))) != null ? _await$platform$isEle : true) ? element : element.contextElement || (await (platform.getDocumentElement == null ? void 0 : platform.getDocumentElement(elements.floating))),\n boundary,\n rootBoundary,\n strategy\n }));\n const rect = elementContext === 'floating' ? {\n ...rects.floating,\n x,\n y\n } : rects.reference;\n const offsetParent = await (platform.getOffsetParent == null ? void 0 : platform.getOffsetParent(elements.floating));\n const offsetScale = (await (platform.isElement == null ? void 0 : platform.isElement(offsetParent))) ? (await (platform.getScale == null ? void 0 : platform.getScale(offsetParent))) || {\n x: 1,\n y: 1\n } : {\n x: 1,\n y: 1\n };\n const elementClientRect = rectToClientRect(platform.convertOffsetParentRelativeRectToViewportRelativeRect ? await platform.convertOffsetParentRelativeRectToViewportRelativeRect({\n elements,\n rect,\n offsetParent,\n strategy\n }) : rect);\n return {\n top: (clippingClientRect.top - elementClientRect.top + paddingObject.top) / offsetScale.y,\n bottom: (elementClientRect.bottom - clippingClientRect.bottom + paddingObject.bottom) / offsetScale.y,\n left: (clippingClientRect.left - elementClientRect.left + paddingObject.left) / offsetScale.x,\n right: (elementClientRect.right - clippingClientRect.right + paddingObject.right) / offsetScale.x\n };\n}\n\n/**\n * Provides data to position an inner element of the floating element so that it\n * appears centered to the reference element.\n * @see https://floating-ui.com/docs/arrow\n */\nconst arrow = options => ({\n name: 'arrow',\n options,\n async fn(state) {\n const {\n x,\n y,\n placement,\n rects,\n platform,\n elements,\n middlewareData\n } = state;\n // Since `element` is required, we don't Partial<> the type.\n const {\n element,\n padding = 0\n } = evaluate(options, state) || {};\n if (element == null) {\n return {};\n }\n const paddingObject = getPaddingObject(padding);\n const coords = {\n x,\n y\n };\n const axis = getAlignmentAxis(placement);\n const length = getAxisLength(axis);\n const arrowDimensions = await platform.getDimensions(element);\n const isYAxis = axis === 'y';\n const minProp = isYAxis ? 'top' : 'left';\n const maxProp = isYAxis ? 'bottom' : 'right';\n const clientProp = isYAxis ? 'clientHeight' : 'clientWidth';\n const endDiff = rects.reference[length] + rects.reference[axis] - coords[axis] - rects.floating[length];\n const startDiff = coords[axis] - rects.reference[axis];\n const arrowOffsetParent = await (platform.getOffsetParent == null ? void 0 : platform.getOffsetParent(element));\n let clientSize = arrowOffsetParent ? arrowOffsetParent[clientProp] : 0;\n\n // DOM platform can return `window` as the `offsetParent`.\n if (!clientSize || !(await (platform.isElement == null ? void 0 : platform.isElement(arrowOffsetParent)))) {\n clientSize = elements.floating[clientProp] || rects.floating[length];\n }\n const centerToReference = endDiff / 2 - startDiff / 2;\n\n // If the padding is large enough that it causes the arrow to no longer be\n // centered, modify the padding so that it is centered.\n const largestPossiblePadding = clientSize / 2 - arrowDimensions[length] / 2 - 1;\n const minPadding = min(paddingObject[minProp], largestPossiblePadding);\n const maxPadding = min(paddingObject[maxProp], largestPossiblePadding);\n\n // Make sure the arrow doesn't overflow the floating element if the center\n // point is outside the floating element's bounds.\n const min$1 = minPadding;\n const max = clientSize - arrowDimensions[length] - maxPadding;\n const center = clientSize / 2 - arrowDimensions[length] / 2 + centerToReference;\n const offset = clamp(min$1, center, max);\n\n // If the reference is small enough that the arrow's padding causes it to\n // to point to nothing for an aligned placement, adjust the offset of the\n // floating element itself. To ensure `shift()` continues to take action,\n // a single reset is performed when this is true.\n const shouldAddOffset = !middlewareData.arrow && getAlignment(placement) != null && center !== offset && rects.reference[length] / 2 - (center < min$1 ? minPadding : maxPadding) - arrowDimensions[length] / 2 < 0;\n const alignmentOffset = shouldAddOffset ? center < min$1 ? center - min$1 : center - max : 0;\n return {\n [axis]: coords[axis] + alignmentOffset,\n data: {\n [axis]: offset,\n centerOffset: center - offset - alignmentOffset,\n ...(shouldAddOffset && {\n alignmentOffset\n })\n },\n reset: shouldAddOffset\n };\n }\n});\n\nfunction getPlacementList(alignment, autoAlignment, allowedPlacements) {\n const allowedPlacementsSortedByAlignment = alignment ? [...allowedPlacements.filter(placement => getAlignment(placement) === alignment), ...allowedPlacements.filter(placement => getAlignment(placement) !== alignment)] : allowedPlacements.filter(placement => getSide(placement) === placement);\n return allowedPlacementsSortedByAlignment.filter(placement => {\n if (alignment) {\n return getAlignment(placement) === alignment || (autoAlignment ? getOppositeAlignmentPlacement(placement) !== placement : false);\n }\n return true;\n });\n}\n/**\n * Optimizes the visibility of the floating element by choosing the placement\n * that has the most space available automatically, without needing to specify a\n * preferred placement. Alternative to `flip`.\n * @see https://floating-ui.com/docs/autoPlacement\n */\nconst autoPlacement = function (options) {\n if (options === void 0) {\n options = {};\n }\n return {\n name: 'autoPlacement',\n options,\n async fn(state) {\n var _middlewareData$autoP, _middlewareData$autoP2, _placementsThatFitOnE;\n const {\n rects,\n middlewareData,\n placement,\n platform,\n elements\n } = state;\n const {\n crossAxis = false,\n alignment,\n allowedPlacements = placements,\n autoAlignment = true,\n ...detectOverflowOptions\n } = evaluate(options, state);\n const placements$1 = alignment !== undefined || allowedPlacements === placements ? getPlacementList(alignment || null, autoAlignment, allowedPlacements) : allowedPlacements;\n const overflow = await detectOverflow(state, detectOverflowOptions);\n const currentIndex = ((_middlewareData$autoP = middlewareData.autoPlacement) == null ? void 0 : _middlewareData$autoP.index) || 0;\n const currentPlacement = placements$1[currentIndex];\n if (currentPlacement == null) {\n return {};\n }\n const alignmentSides = getAlignmentSides(currentPlacement, rects, await (platform.isRTL == null ? void 0 : platform.isRTL(elements.floating)));\n\n // Make `computeCoords` start from the right place.\n if (placement !== currentPlacement) {\n return {\n reset: {\n placement: placements$1[0]\n }\n };\n }\n const currentOverflows = [overflow[getSide(currentPlacement)], overflow[alignmentSides[0]], overflow[alignmentSides[1]]];\n const allOverflows = [...(((_middlewareData$autoP2 = middlewareData.autoPlacement) == null ? void 0 : _middlewareData$autoP2.overflows) || []), {\n placement: currentPlacement,\n overflows: currentOverflows\n }];\n const nextPlacement = placements$1[currentIndex + 1];\n\n // There are more placements to check.\n if (nextPlacement) {\n return {\n data: {\n index: currentIndex + 1,\n overflows: allOverflows\n },\n reset: {\n placement: nextPlacement\n }\n };\n }\n const placementsSortedByMostSpace = allOverflows.map(d => {\n const alignment = getAlignment(d.placement);\n return [d.placement, alignment && crossAxis ?\n // Check along the mainAxis and main crossAxis side.\n d.overflows.slice(0, 2).reduce((acc, v) => acc + v, 0) :\n // Check only the mainAxis.\n d.overflows[0], d.overflows];\n }).sort((a, b) => a[1] - b[1]);\n const placementsThatFitOnEachSide = placementsSortedByMostSpace.filter(d => d[2].slice(0,\n // Aligned placements should not check their opposite crossAxis\n // side.\n getAlignment(d[0]) ? 2 : 3).every(v => v <= 0));\n const resetPlacement = ((_placementsThatFitOnE = placementsThatFitOnEachSide[0]) == null ? void 0 : _placementsThatFitOnE[0]) || placementsSortedByMostSpace[0][0];\n if (resetPlacement !== placement) {\n return {\n data: {\n index: currentIndex + 1,\n overflows: allOverflows\n },\n reset: {\n placement: resetPlacement\n }\n };\n }\n return {};\n }\n };\n};\n\n/**\n * Optimizes the visibility of the floating element by flipping the `placement`\n * in order to keep it in view when the preferred placement(s) will overflow the\n * clipping boundary. Alternative to `autoPlacement`.\n * @see https://floating-ui.com/docs/flip\n */\nconst flip = function (options) {\n if (options === void 0) {\n options = {};\n }\n return {\n name: 'flip',\n options,\n async fn(state) {\n var _middlewareData$arrow, _middlewareData$flip;\n const {\n placement,\n middlewareData,\n rects,\n initialPlacement,\n platform,\n elements\n } = state;\n const {\n mainAxis: checkMainAxis = true,\n crossAxis: checkCrossAxis = true,\n fallbackPlacements: specifiedFallbackPlacements,\n fallbackStrategy = 'bestFit',\n fallbackAxisSideDirection = 'none',\n flipAlignment = true,\n ...detectOverflowOptions\n } = evaluate(options, state);\n\n // If a reset by the arrow was caused due to an alignment offset being\n // added, we should skip any logic now since `flip()` has already done its\n // work.\n // https://github.com/floating-ui/floating-ui/issues/2549#issuecomment-1719601643\n if ((_middlewareData$arrow = middlewareData.arrow) != null && _middlewareData$arrow.alignmentOffset) {\n return {};\n }\n const side = getSide(placement);\n const isBasePlacement = getSide(initialPlacement) === initialPlacement;\n const rtl = await (platform.isRTL == null ? void 0 : platform.isRTL(elements.floating));\n const fallbackPlacements = specifiedFallbackPlacements || (isBasePlacement || !flipAlignment ? [getOppositePlacement(initialPlacement)] : getExpandedPlacements(initialPlacement));\n if (!specifiedFallbackPlacements && fallbackAxisSideDirection !== 'none') {\n fallbackPlacements.push(...getOppositeAxisPlacements(initialPlacement, flipAlignment, fallbackAxisSideDirection, rtl));\n }\n const placements = [initialPlacement, ...fallbackPlacements];\n const overflow = await detectOverflow(state, detectOverflowOptions);\n const overflows = [];\n let overflowsData = ((_middlewareData$flip = middlewareData.flip) == null ? void 0 : _middlewareData$flip.overflows) || [];\n if (checkMainAxis) {\n overflows.push(overflow[side]);\n }\n if (checkCrossAxis) {\n const sides = getAlignmentSides(placement, rects, rtl);\n overflows.push(overflow[sides[0]], overflow[sides[1]]);\n }\n overflowsData = [...overflowsData, {\n placement,\n overflows\n }];\n\n // One or more sides is overflowing.\n if (!overflows.every(side => side <= 0)) {\n var _middlewareData$flip2, _overflowsData$filter;\n const nextIndex = (((_middlewareData$flip2 = middlewareData.flip) == null ? void 0 : _middlewareData$flip2.index) || 0) + 1;\n const nextPlacement = placements[nextIndex];\n if (nextPlacement) {\n // Try next placement and re-run the lifecycle.\n return {\n data: {\n index: nextIndex,\n overflows: overflowsData\n },\n reset: {\n placement: nextPlacement\n }\n };\n }\n\n // First, find the candidates that fit on the mainAxis side of overflow,\n // then find the placement that fits the best on the main crossAxis side.\n let resetPlacement = (_overflowsData$filter = overflowsData.filter(d => d.overflows[0] <= 0).sort((a, b) => a.overflows[1] - b.overflows[1])[0]) == null ? void 0 : _overflowsData$filter.placement;\n\n // Otherwise fallback.\n if (!resetPlacement) {\n switch (fallbackStrategy) {\n case 'bestFit':\n {\n var _overflowsData$map$so;\n const placement = (_overflowsData$map$so = overflowsData.map(d => [d.placement, d.overflows.filter(overflow => overflow > 0).reduce((acc, overflow) => acc + overflow, 0)]).sort((a, b) => a[1] - b[1])[0]) == null ? void 0 : _overflowsData$map$so[0];\n if (placement) {\n resetPlacement = placement;\n }\n break;\n }\n case 'initialPlacement':\n resetPlacement = initialPlacement;\n break;\n }\n }\n if (placement !== resetPlacement) {\n return {\n reset: {\n placement: resetPlacement\n }\n };\n }\n }\n return {};\n }\n };\n};\n\nfunction getSideOffsets(overflow, rect) {\n return {\n top: overflow.top - rect.height,\n right: overflow.right - rect.width,\n bottom: overflow.bottom - rect.height,\n left: overflow.left - rect.width\n };\n}\nfunction isAnySideFullyClipped(overflow) {\n return sides.some(side => overflow[side] >= 0);\n}\n/**\n * Provides data to hide the floating element in applicable situations, such as\n * when it is not in the same clipping context as the reference element.\n * @see https://floating-ui.com/docs/hide\n */\nconst hide = function (options) {\n if (options === void 0) {\n options = {};\n }\n return {\n name: 'hide',\n options,\n async fn(state) {\n const {\n rects\n } = state;\n const {\n strategy = 'referenceHidden',\n ...detectOverflowOptions\n } = evaluate(options, state);\n switch (strategy) {\n case 'referenceHidden':\n {\n const overflow = await detectOverflow(state, {\n ...detectOverflowOptions,\n elementContext: 'reference'\n });\n const offsets = getSideOffsets(overflow, rects.reference);\n return {\n data: {\n referenceHiddenOffsets: offsets,\n referenceHidden: isAnySideFullyClipped(offsets)\n }\n };\n }\n case 'escaped':\n {\n const overflow = await detectOverflow(state, {\n ...detectOverflowOptions,\n altBoundary: true\n });\n const offsets = getSideOffsets(overflow, rects.floating);\n return {\n data: {\n escapedOffsets: offsets,\n escaped: isAnySideFullyClipped(offsets)\n }\n };\n }\n default:\n {\n return {};\n }\n }\n }\n };\n};\n\nfunction getBoundingRect(rects) {\n const minX = min(...rects.map(rect => rect.left));\n const minY = min(...rects.map(rect => rect.top));\n const maxX = max(...rects.map(rect => rect.right));\n const maxY = max(...rects.map(rect => rect.bottom));\n return {\n x: minX,\n y: minY,\n width: maxX - minX,\n height: maxY - minY\n };\n}\nfunction getRectsByLine(rects) {\n const sortedRects = rects.slice().sort((a, b) => a.y - b.y);\n const groups = [];\n let prevRect = null;\n for (let i = 0; i < sortedRects.length; i++) {\n const rect = sortedRects[i];\n if (!prevRect || rect.y - prevRect.y > prevRect.height / 2) {\n groups.push([rect]);\n } else {\n groups[groups.length - 1].push(rect);\n }\n prevRect = rect;\n }\n return groups.map(rect => rectToClientRect(getBoundingRect(rect)));\n}\n/**\n * Provides improved positioning for inline reference elements that can span\n * over multiple lines, such as hyperlinks or range selections.\n * @see https://floating-ui.com/docs/inline\n */\nconst inline = function (options) {\n if (options === void 0) {\n options = {};\n }\n return {\n name: 'inline',\n options,\n async fn(state) {\n const {\n placement,\n elements,\n rects,\n platform,\n strategy\n } = state;\n // A MouseEvent's client{X,Y} coords can be up to 2 pixels off a\n // ClientRect's bounds, despite the event listener being triggered. A\n // padding of 2 seems to handle this issue.\n const {\n padding = 2,\n x,\n y\n } = evaluate(options, state);\n const nativeClientRects = Array.from((await (platform.getClientRects == null ? void 0 : platform.getClientRects(elements.reference))) || []);\n const clientRects = getRectsByLine(nativeClientRects);\n const fallback = rectToClientRect(getBoundingRect(nativeClientRects));\n const paddingObject = getPaddingObject(padding);\n function getBoundingClientRect() {\n // There are two rects and they are disjoined.\n if (clientRects.length === 2 && clientRects[0].left > clientRects[1].right && x != null && y != null) {\n // Find the first rect in which the point is fully inside.\n return clientRects.find(rect => x > rect.left - paddingObject.left && x < rect.right + paddingObject.right && y > rect.top - paddingObject.top && y < rect.bottom + paddingObject.bottom) || fallback;\n }\n\n // There are 2 or more connected rects.\n if (clientRects.length >= 2) {\n if (getSideAxis(placement) === 'y') {\n const firstRect = clientRects[0];\n const lastRect = clientRects[clientRects.length - 1];\n const isTop = getSide(placement) === 'top';\n const top = firstRect.top;\n const bottom = lastRect.bottom;\n const left = isTop ? firstRect.left : lastRect.left;\n const right = isTop ? firstRect.right : lastRect.right;\n const width = right - left;\n const height = bottom - top;\n return {\n top,\n bottom,\n left,\n right,\n width,\n height,\n x: left,\n y: top\n };\n }\n const isLeftSide = getSide(placement) === 'left';\n const maxRight = max(...clientRects.map(rect => rect.right));\n const minLeft = min(...clientRects.map(rect => rect.left));\n const measureRects = clientRects.filter(rect => isLeftSide ? rect.left === minLeft : rect.right === maxRight);\n const top = measureRects[0].top;\n const bottom = measureRects[measureRects.length - 1].bottom;\n const left = minLeft;\n const right = maxRight;\n const width = right - left;\n const height = bottom - top;\n return {\n top,\n bottom,\n left,\n right,\n width,\n height,\n x: left,\n y: top\n };\n }\n return fallback;\n }\n const resetRects = await platform.getElementRects({\n reference: {\n getBoundingClientRect\n },\n floating: elements.floating,\n strategy\n });\n if (rects.reference.x !== resetRects.reference.x || rects.reference.y !== resetRects.reference.y || rects.reference.width !== resetRects.reference.width || rects.reference.height !== resetRects.reference.height) {\n return {\n reset: {\n rects: resetRects\n }\n };\n }\n return {};\n }\n };\n};\n\n// For type backwards-compatibility, the `OffsetOptions` type was also\n// Derivable.\n\nasync function convertValueToCoords(state, options) {\n const {\n placement,\n platform,\n elements\n } = state;\n const rtl = await (platform.isRTL == null ? void 0 : platform.isRTL(elements.floating));\n const side = getSide(placement);\n const alignment = getAlignment(placement);\n const isVertical = getSideAxis(placement) === 'y';\n const mainAxisMulti = ['left', 'top'].includes(side) ? -1 : 1;\n const crossAxisMulti = rtl && isVertical ? -1 : 1;\n const rawValue = evaluate(options, state);\n let {\n mainAxis,\n crossAxis,\n alignmentAxis\n } = typeof rawValue === 'number' ? {\n mainAxis: rawValue,\n crossAxis: 0,\n alignmentAxis: null\n } : {\n mainAxis: 0,\n crossAxis: 0,\n alignmentAxis: null,\n ...rawValue\n };\n if (alignment && typeof alignmentAxis === 'number') {\n crossAxis = alignment === 'end' ? alignmentAxis * -1 : alignmentAxis;\n }\n return isVertical ? {\n x: crossAxis * crossAxisMulti,\n y: mainAxis * mainAxisMulti\n } : {\n x: mainAxis * mainAxisMulti,\n y: crossAxis * crossAxisMulti\n };\n}\n\n/**\n * Modifies the placement by translating the floating element along the\n * specified axes.\n * A number (shorthand for `mainAxis` or distance), or an axes configuration\n * object may be passed.\n * @see https://floating-ui.com/docs/offset\n */\nconst offset = function (options) {\n if (options === void 0) {\n options = 0;\n }\n return {\n name: 'offset',\n options,\n async fn(state) {\n var _middlewareData$offse, _middlewareData$arrow;\n const {\n x,\n y,\n placement,\n middlewareData\n } = state;\n const diffCoords = await convertValueToCoords(state, options);\n\n // If the placement is the same and the arrow caused an alignment offset\n // then we don't need to change the positioning coordinates.\n if (placement === ((_middlewareData$offse = middlewareData.offset) == null ? void 0 : _middlewareData$offse.placement) && (_middlewareData$arrow = middlewareData.arrow) != null && _middlewareData$arrow.alignmentOffset) {\n return {};\n }\n return {\n x: x + diffCoords.x,\n y: y + diffCoords.y,\n data: {\n ...diffCoords,\n placement\n }\n };\n }\n };\n};\n\n/**\n * Optimizes the visibility of the floating element by shifting it in order to\n * keep it in view when it will overflow the clipping boundary.\n * @see https://floating-ui.com/docs/shift\n */\nconst shift = function (options) {\n if (options === void 0) {\n options = {};\n }\n return {\n name: 'shift',\n options,\n async fn(state) {\n const {\n x,\n y,\n placement\n } = state;\n const {\n mainAxis: checkMainAxis = true,\n crossAxis: checkCrossAxis = false,\n limiter = {\n fn: _ref => {\n let {\n x,\n y\n } = _ref;\n return {\n x,\n y\n };\n }\n },\n ...detectOverflowOptions\n } = evaluate(options, state);\n const coords = {\n x,\n y\n };\n const overflow = await detectOverflow(state, detectOverflowOptions);\n const crossAxis = getSideAxis(getSide(placement));\n const mainAxis = getOppositeAxis(crossAxis);\n let mainAxisCoord = coords[mainAxis];\n let crossAxisCoord = coords[crossAxis];\n if (checkMainAxis) {\n const minSide = mainAxis === 'y' ? 'top' : 'left';\n const maxSide = mainAxis === 'y' ? 'bottom' : 'right';\n const min = mainAxisCoord + overflow[minSide];\n const max = mainAxisCoord - overflow[maxSide];\n mainAxisCoord = clamp(min, mainAxisCoord, max);\n }\n if (checkCrossAxis) {\n const minSide = crossAxis === 'y' ? 'top' : 'left';\n const maxSide = crossAxis === 'y' ? 'bottom' : 'right';\n const min = crossAxisCoord + overflow[minSide];\n const max = crossAxisCoord - overflow[maxSide];\n crossAxisCoord = clamp(min, crossAxisCoord, max);\n }\n const limitedCoords = limiter.fn({\n ...state,\n [mainAxis]: mainAxisCoord,\n [crossAxis]: crossAxisCoord\n });\n return {\n ...limitedCoords,\n data: {\n x: limitedCoords.x - x,\n y: limitedCoords.y - y\n }\n };\n }\n };\n};\n/**\n * Built-in `limiter` that will stop `shift()` at a certain point.\n */\nconst limitShift = function (options) {\n if (options === void 0) {\n options = {};\n }\n return {\n options,\n fn(state) {\n const {\n x,\n y,\n placement,\n rects,\n middlewareData\n } = state;\n const {\n offset = 0,\n mainAxis: checkMainAxis = true,\n crossAxis: checkCrossAxis = true\n } = evaluate(options, state);\n const coords = {\n x,\n y\n };\n const crossAxis = getSideAxis(placement);\n const mainAxis = getOppositeAxis(crossAxis);\n let mainAxisCoord = coords[mainAxis];\n let crossAxisCoord = coords[crossAxis];\n const rawOffset = evaluate(offset, state);\n const computedOffset = typeof rawOffset === 'number' ? {\n mainAxis: rawOffset,\n crossAxis: 0\n } : {\n mainAxis: 0,\n crossAxis: 0,\n ...rawOffset\n };\n if (checkMainAxis) {\n const len = mainAxis === 'y' ? 'height' : 'width';\n const limitMin = rects.reference[mainAxis] - rects.floating[len] + computedOffset.mainAxis;\n const limitMax = rects.reference[mainAxis] + rects.reference[len] - computedOffset.mainAxis;\n if (mainAxisCoord < limitMin) {\n mainAxisCoord = limitMin;\n } else if (mainAxisCoord > limitMax) {\n mainAxisCoord = limitMax;\n }\n }\n if (checkCrossAxis) {\n var _middlewareData$offse, _middlewareData$offse2;\n const len = mainAxis === 'y' ? 'width' : 'height';\n const isOriginSide = ['top', 'left'].includes(getSide(placement));\n const limitMin = rects.reference[crossAxis] - rects.floating[len] + (isOriginSide ? ((_middlewareData$offse = middlewareData.offset) == null ? void 0 : _middlewareData$offse[crossAxis]) || 0 : 0) + (isOriginSide ? 0 : computedOffset.crossAxis);\n const limitMax = rects.reference[crossAxis] + rects.reference[len] + (isOriginSide ? 0 : ((_middlewareData$offse2 = middlewareData.offset) == null ? void 0 : _middlewareData$offse2[crossAxis]) || 0) - (isOriginSide ? computedOffset.crossAxis : 0);\n if (crossAxisCoord < limitMin) {\n crossAxisCoord = limitMin;\n } else if (crossAxisCoord > limitMax) {\n crossAxisCoord = limitMax;\n }\n }\n return {\n [mainAxis]: mainAxisCoord,\n [crossAxis]: crossAxisCoord\n };\n }\n };\n};\n\n/**\n * Provides data that allows you to change the size of the floating element —\n * for instance, prevent it from overflowing the clipping boundary or match the\n * width of the reference element.\n * @see https://floating-ui.com/docs/size\n */\nconst size = function (options) {\n if (options === void 0) {\n options = {};\n }\n return {\n name: 'size',\n options,\n async fn(state) {\n const {\n placement,\n rects,\n platform,\n elements\n } = state;\n const {\n apply = () => {},\n ...detectOverflowOptions\n } = evaluate(options, state);\n const overflow = await detectOverflow(state, detectOverflowOptions);\n const side = getSide(placement);\n const alignment = getAlignment(placement);\n const isYAxis = getSideAxis(placement) === 'y';\n const {\n width,\n height\n } = rects.floating;\n let heightSide;\n let widthSide;\n if (side === 'top' || side === 'bottom') {\n heightSide = side;\n widthSide = alignment === ((await (platform.isRTL == null ? void 0 : platform.isRTL(elements.floating))) ? 'start' : 'end') ? 'left' : 'right';\n } else {\n widthSide = side;\n heightSide = alignment === 'end' ? 'top' : 'bottom';\n }\n const overflowAvailableHeight = height - overflow[heightSide];\n const overflowAvailableWidth = width - overflow[widthSide];\n const noShift = !state.middlewareData.shift;\n let availableHeight = overflowAvailableHeight;\n let availableWidth = overflowAvailableWidth;\n if (isYAxis) {\n const maximumClippingWidth = width - overflow.left - overflow.right;\n availableWidth = alignment || noShift ? min(overflowAvailableWidth, maximumClippingWidth) : maximumClippingWidth;\n } else {\n const maximumClippingHeight = height - overflow.top - overflow.bottom;\n availableHeight = alignment || noShift ? min(overflowAvailableHeight, maximumClippingHeight) : maximumClippingHeight;\n }\n if (noShift && !alignment) {\n const xMin = max(overflow.left, 0);\n const xMax = max(overflow.right, 0);\n const yMin = max(overflow.top, 0);\n const yMax = max(overflow.bottom, 0);\n if (isYAxis) {\n availableWidth = width - 2 * (xMin !== 0 || xMax !== 0 ? xMin + xMax : max(overflow.left, overflow.right));\n } else {\n availableHeight = height - 2 * (yMin !== 0 || yMax !== 0 ? yMin + yMax : max(overflow.top, overflow.bottom));\n }\n }\n await apply({\n ...state,\n availableWidth,\n availableHeight\n });\n const nextDimensions = await platform.getDimensions(elements.floating);\n if (width !== nextDimensions.width || height !== nextDimensions.height) {\n return {\n reset: {\n rects: true\n }\n };\n }\n return {};\n }\n };\n};\n\nexport { arrow, autoPlacement, computePosition, detectOverflow, flip, hide, inline, limitShift, offset, shift, size };\n","function getNodeName(node) {\n if (isNode(node)) {\n return (node.nodeName || '').toLowerCase();\n }\n // Mocked nodes in testing environments may not be instances of Node. By\n // returning `#document` an infinite loop won't occur.\n // https://github.com/floating-ui/floating-ui/issues/2317\n return '#document';\n}\nfunction getWindow(node) {\n var _node$ownerDocument;\n return (node == null || (_node$ownerDocument = node.ownerDocument) == null ? void 0 : _node$ownerDocument.defaultView) || window;\n}\nfunction getDocumentElement(node) {\n var _ref;\n return (_ref = (isNode(node) ? node.ownerDocument : node.document) || window.document) == null ? void 0 : _ref.documentElement;\n}\nfunction isNode(value) {\n return value instanceof Node || value instanceof getWindow(value).Node;\n}\nfunction isElement(value) {\n return value instanceof Element || value instanceof getWindow(value).Element;\n}\nfunction isHTMLElement(value) {\n return value instanceof HTMLElement || value instanceof getWindow(value).HTMLElement;\n}\nfunction isShadowRoot(value) {\n // Browsers without `ShadowRoot` support.\n if (typeof ShadowRoot === 'undefined') {\n return false;\n }\n return value instanceof ShadowRoot || value instanceof getWindow(value).ShadowRoot;\n}\nfunction isOverflowElement(element) {\n const {\n overflow,\n overflowX,\n overflowY,\n display\n } = getComputedStyle(element);\n return /auto|scroll|overlay|hidden|clip/.test(overflow + overflowY + overflowX) && !['inline', 'contents'].includes(display);\n}\nfunction isTableElement(element) {\n return ['table', 'td', 'th'].includes(getNodeName(element));\n}\nfunction isContainingBlock(element) {\n const webkit = isWebKit();\n const css = getComputedStyle(element);\n\n // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block\n return css.transform !== 'none' || css.perspective !== 'none' || (css.containerType ? css.containerType !== 'normal' : false) || !webkit && (css.backdropFilter ? css.backdropFilter !== 'none' : false) || !webkit && (css.filter ? css.filter !== 'none' : false) || ['transform', 'perspective', 'filter'].some(value => (css.willChange || '').includes(value)) || ['paint', 'layout', 'strict', 'content'].some(value => (css.contain || '').includes(value));\n}\nfunction getContainingBlock(element) {\n let currentNode = getParentNode(element);\n while (isHTMLElement(currentNode) && !isLastTraversableNode(currentNode)) {\n if (isContainingBlock(currentNode)) {\n return currentNode;\n } else {\n currentNode = getParentNode(currentNode);\n }\n }\n return null;\n}\nfunction isWebKit() {\n if (typeof CSS === 'undefined' || !CSS.supports) return false;\n return CSS.supports('-webkit-backdrop-filter', 'none');\n}\nfunction isLastTraversableNode(node) {\n return ['html', 'body', '#document'].includes(getNodeName(node));\n}\nfunction getComputedStyle(element) {\n return getWindow(element).getComputedStyle(element);\n}\nfunction getNodeScroll(element) {\n if (isElement(element)) {\n return {\n scrollLeft: element.scrollLeft,\n scrollTop: element.scrollTop\n };\n }\n return {\n scrollLeft: element.pageXOffset,\n scrollTop: element.pageYOffset\n };\n}\nfunction getParentNode(node) {\n if (getNodeName(node) === 'html') {\n return node;\n }\n const result =\n // Step into the shadow DOM of the parent of a slotted node.\n node.assignedSlot ||\n // DOM Element detected.\n node.parentNode ||\n // ShadowRoot detected.\n isShadowRoot(node) && node.host ||\n // Fallback.\n getDocumentElement(node);\n return isShadowRoot(result) ? result.host : result;\n}\nfunction getNearestOverflowAncestor(node) {\n const parentNode = getParentNode(node);\n if (isLastTraversableNode(parentNode)) {\n return node.ownerDocument ? node.ownerDocument.body : node.body;\n }\n if (isHTMLElement(parentNode) && isOverflowElement(parentNode)) {\n return parentNode;\n }\n return getNearestOverflowAncestor(parentNode);\n}\nfunction getOverflowAncestors(node, list, traverseIframes) {\n var _node$ownerDocument2;\n if (list === void 0) {\n list = [];\n }\n if (traverseIframes === void 0) {\n traverseIframes = true;\n }\n const scrollableAncestor = getNearestOverflowAncestor(node);\n const isBody = scrollableAncestor === ((_node$ownerDocument2 = node.ownerDocument) == null ? void 0 : _node$ownerDocument2.body);\n const win = getWindow(scrollableAncestor);\n if (isBody) {\n return list.concat(win, win.visualViewport || [], isOverflowElement(scrollableAncestor) ? scrollableAncestor : [], win.frameElement && traverseIframes ? getOverflowAncestors(win.frameElement) : []);\n }\n return list.concat(scrollableAncestor, getOverflowAncestors(scrollableAncestor, [], traverseIframes));\n}\n\nexport { getComputedStyle, getContainingBlock, getDocumentElement, getNearestOverflowAncestor, getNodeName, getNodeScroll, getOverflowAncestors, getParentNode, getWindow, isContainingBlock, isElement, isHTMLElement, isLastTraversableNode, isNode, isOverflowElement, isShadowRoot, isTableElement, isWebKit };\n","import { rectToClientRect, autoPlacement as autoPlacement$1, shift as shift$1, flip as flip$1, size as size$1, hide as hide$1, arrow as arrow$1, inline as inline$1, limitShift as limitShift$1, computePosition as computePosition$1 } from '@floating-ui/core';\nexport { detectOverflow, offset } from '@floating-ui/core';\nimport { round, createCoords, max, min, floor } from '@floating-ui/utils';\nimport { getComputedStyle, isHTMLElement, isElement, getWindow, isWebKit, getContainingBlock, getDocumentElement, getNodeName, isOverflowElement, getNodeScroll, getOverflowAncestors, getParentNode, isLastTraversableNode, isContainingBlock, isTableElement } from '@floating-ui/utils/dom';\nexport { getOverflowAncestors } from '@floating-ui/utils/dom';\n\nfunction getCssDimensions(element) {\n const css = getComputedStyle(element);\n // In testing environments, the `width` and `height` properties are empty\n // strings for SVG elements, returning NaN. Fallback to `0` in this case.\n let width = parseFloat(css.width) || 0;\n let height = parseFloat(css.height) || 0;\n const hasOffset = isHTMLElement(element);\n const offsetWidth = hasOffset ? element.offsetWidth : width;\n const offsetHeight = hasOffset ? element.offsetHeight : height;\n const shouldFallback = round(width) !== offsetWidth || round(height) !== offsetHeight;\n if (shouldFallback) {\n width = offsetWidth;\n height = offsetHeight;\n }\n return {\n width,\n height,\n $: shouldFallback\n };\n}\n\nfunction unwrapElement(element) {\n return !isElement(element) ? element.contextElement : element;\n}\n\nfunction getScale(element) {\n const domElement = unwrapElement(element);\n if (!isHTMLElement(domElement)) {\n return createCoords(1);\n }\n const rect = domElement.getBoundingClientRect();\n const {\n width,\n height,\n $\n } = getCssDimensions(domElement);\n let x = ($ ? round(rect.width) : rect.width) / width;\n let y = ($ ? round(rect.height) : rect.height) / height;\n\n // 0, NaN, or Infinity should always fallback to 1.\n\n if (!x || !Number.isFinite(x)) {\n x = 1;\n }\n if (!y || !Number.isFinite(y)) {\n y = 1;\n }\n return {\n x,\n y\n };\n}\n\nconst noOffsets = /*#__PURE__*/createCoords(0);\nfunction getVisualOffsets(element) {\n const win = getWindow(element);\n if (!isWebKit() || !win.visualViewport) {\n return noOffsets;\n }\n return {\n x: win.visualViewport.offsetLeft,\n y: win.visualViewport.offsetTop\n };\n}\nfunction shouldAddVisualOffsets(element, isFixed, floatingOffsetParent) {\n if (isFixed === void 0) {\n isFixed = false;\n }\n if (!floatingOffsetParent || isFixed && floatingOffsetParent !== getWindow(element)) {\n return false;\n }\n return isFixed;\n}\n\nfunction getBoundingClientRect(element, includeScale, isFixedStrategy, offsetParent) {\n if (includeScale === void 0) {\n includeScale = false;\n }\n if (isFixedStrategy === void 0) {\n isFixedStrategy = false;\n }\n const clientRect = element.getBoundingClientRect();\n const domElement = unwrapElement(element);\n let scale = createCoords(1);\n if (includeScale) {\n if (offsetParent) {\n if (isElement(offsetParent)) {\n scale = getScale(offsetParent);\n }\n } else {\n scale = getScale(element);\n }\n }\n const visualOffsets = shouldAddVisualOffsets(domElement, isFixedStrategy, offsetParent) ? getVisualOffsets(domElement) : createCoords(0);\n let x = (clientRect.left + visualOffsets.x) / scale.x;\n let y = (clientRect.top + visualOffsets.y) / scale.y;\n let width = clientRect.width / scale.x;\n let height = clientRect.height / scale.y;\n if (domElement) {\n const win = getWindow(domElement);\n const offsetWin = offsetParent && isElement(offsetParent) ? getWindow(offsetParent) : offsetParent;\n let currentIFrame = win.frameElement;\n while (currentIFrame && offsetParent && offsetWin !== win) {\n const iframeScale = getScale(currentIFrame);\n const iframeRect = currentIFrame.getBoundingClientRect();\n const css = getComputedStyle(currentIFrame);\n const left = iframeRect.left + (currentIFrame.clientLeft + parseFloat(css.paddingLeft)) * iframeScale.x;\n const top = iframeRect.top + (currentIFrame.clientTop + parseFloat(css.paddingTop)) * iframeScale.y;\n x *= iframeScale.x;\n y *= iframeScale.y;\n width *= iframeScale.x;\n height *= iframeScale.y;\n x += left;\n y += top;\n currentIFrame = getWindow(currentIFrame).frameElement;\n }\n }\n return rectToClientRect({\n width,\n height,\n x,\n y\n });\n}\n\nconst topLayerSelectors = [':popover-open', ':modal'];\nfunction topLayer(floating) {\n let isTopLayer = false;\n let x = 0;\n let y = 0;\n function setIsTopLayer(selector) {\n try {\n isTopLayer = isTopLayer || floating.matches(selector);\n } catch (e) {}\n }\n topLayerSelectors.forEach(selector => {\n setIsTopLayer(selector);\n });\n if (isTopLayer) {\n const containingBlock = getContainingBlock(floating);\n if (containingBlock) {\n const rect = containingBlock.getBoundingClientRect();\n x = rect.x;\n y = rect.y;\n }\n }\n return [isTopLayer, x, y];\n}\n\nfunction convertOffsetParentRelativeRectToViewportRelativeRect(_ref) {\n let {\n elements,\n rect,\n offsetParent,\n strategy\n } = _ref;\n const documentElement = getDocumentElement(offsetParent);\n const [isTopLayer] = elements ? topLayer(elements.floating) : [false];\n if (offsetParent === documentElement || isTopLayer) {\n return rect;\n }\n let scroll = {\n scrollLeft: 0,\n scrollTop: 0\n };\n let scale = createCoords(1);\n const offsets = createCoords(0);\n const isOffsetParentAnElement = isHTMLElement(offsetParent);\n if (isOffsetParentAnElement || !isOffsetParentAnElement && strategy !== 'fixed') {\n if (getNodeName(offsetParent) !== 'body' || isOverflowElement(documentElement)) {\n scroll = getNodeScroll(offsetParent);\n }\n if (isHTMLElement(offsetParent)) {\n const offsetRect = getBoundingClientRect(offsetParent);\n scale = getScale(offsetParent);\n offsets.x = offsetRect.x + offsetParent.clientLeft;\n offsets.y = offsetRect.y + offsetParent.clientTop;\n }\n }\n return {\n width: rect.width * scale.x,\n height: rect.height * scale.y,\n x: rect.x * scale.x - scroll.scrollLeft * scale.x + offsets.x,\n y: rect.y * scale.y - scroll.scrollTop * scale.y + offsets.y\n };\n}\n\nfunction getClientRects(element) {\n return Array.from(element.getClientRects());\n}\n\nfunction getWindowScrollBarX(element) {\n // If has a CSS width greater than the viewport, then this will be\n // incorrect for RTL.\n return getBoundingClientRect(getDocumentElement(element)).left + getNodeScroll(element).scrollLeft;\n}\n\n// Gets the entire size of the scrollable document area, even extending outside\n// of the `` and `` rect bounds if horizontally scrollable.\nfunction getDocumentRect(element) {\n const html = getDocumentElement(element);\n const scroll = getNodeScroll(element);\n const body = element.ownerDocument.body;\n const width = max(html.scrollWidth, html.clientWidth, body.scrollWidth, body.clientWidth);\n const height = max(html.scrollHeight, html.clientHeight, body.scrollHeight, body.clientHeight);\n let x = -scroll.scrollLeft + getWindowScrollBarX(element);\n const y = -scroll.scrollTop;\n if (getComputedStyle(body).direction === 'rtl') {\n x += max(html.clientWidth, body.clientWidth) - width;\n }\n return {\n width,\n height,\n x,\n y\n };\n}\n\nfunction getViewportRect(element, strategy) {\n const win = getWindow(element);\n const html = getDocumentElement(element);\n const visualViewport = win.visualViewport;\n let width = html.clientWidth;\n let height = html.clientHeight;\n let x = 0;\n let y = 0;\n if (visualViewport) {\n width = visualViewport.width;\n height = visualViewport.height;\n const visualViewportBased = isWebKit();\n if (!visualViewportBased || visualViewportBased && strategy === 'fixed') {\n x = visualViewport.offsetLeft;\n y = visualViewport.offsetTop;\n }\n }\n return {\n width,\n height,\n x,\n y\n };\n}\n\n// Returns the inner client rect, subtracting scrollbars if present.\nfunction getInnerBoundingClientRect(element, strategy) {\n const clientRect = getBoundingClientRect(element, true, strategy === 'fixed');\n const top = clientRect.top + element.clientTop;\n const left = clientRect.left + element.clientLeft;\n const scale = isHTMLElement(element) ? getScale(element) : createCoords(1);\n const width = element.clientWidth * scale.x;\n const height = element.clientHeight * scale.y;\n const x = left * scale.x;\n const y = top * scale.y;\n return {\n width,\n height,\n x,\n y\n };\n}\nfunction getClientRectFromClippingAncestor(element, clippingAncestor, strategy) {\n let rect;\n if (clippingAncestor === 'viewport') {\n rect = getViewportRect(element, strategy);\n } else if (clippingAncestor === 'document') {\n rect = getDocumentRect(getDocumentElement(element));\n } else if (isElement(clippingAncestor)) {\n rect = getInnerBoundingClientRect(clippingAncestor, strategy);\n } else {\n const visualOffsets = getVisualOffsets(element);\n rect = {\n ...clippingAncestor,\n x: clippingAncestor.x - visualOffsets.x,\n y: clippingAncestor.y - visualOffsets.y\n };\n }\n return rectToClientRect(rect);\n}\nfunction hasFixedPositionAncestor(element, stopNode) {\n const parentNode = getParentNode(element);\n if (parentNode === stopNode || !isElement(parentNode) || isLastTraversableNode(parentNode)) {\n return false;\n }\n return getComputedStyle(parentNode).position === 'fixed' || hasFixedPositionAncestor(parentNode, stopNode);\n}\n\n// A \"clipping ancestor\" is an `overflow` element with the characteristic of\n// clipping (or hiding) child elements. This returns all clipping ancestors\n// of the given element up the tree.\nfunction getClippingElementAncestors(element, cache) {\n const cachedResult = cache.get(element);\n if (cachedResult) {\n return cachedResult;\n }\n let result = getOverflowAncestors(element, [], false).filter(el => isElement(el) && getNodeName(el) !== 'body');\n let currentContainingBlockComputedStyle = null;\n const elementIsFixed = getComputedStyle(element).position === 'fixed';\n let currentNode = elementIsFixed ? getParentNode(element) : element;\n\n // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block\n while (isElement(currentNode) && !isLastTraversableNode(currentNode)) {\n const computedStyle = getComputedStyle(currentNode);\n const currentNodeIsContaining = isContainingBlock(currentNode);\n if (!currentNodeIsContaining && computedStyle.position === 'fixed') {\n currentContainingBlockComputedStyle = null;\n }\n const shouldDropCurrentNode = elementIsFixed ? !currentNodeIsContaining && !currentContainingBlockComputedStyle : !currentNodeIsContaining && computedStyle.position === 'static' && !!currentContainingBlockComputedStyle && ['absolute', 'fixed'].includes(currentContainingBlockComputedStyle.position) || isOverflowElement(currentNode) && !currentNodeIsContaining && hasFixedPositionAncestor(element, currentNode);\n if (shouldDropCurrentNode) {\n // Drop non-containing blocks.\n result = result.filter(ancestor => ancestor !== currentNode);\n } else {\n // Record last containing block for next iteration.\n currentContainingBlockComputedStyle = computedStyle;\n }\n currentNode = getParentNode(currentNode);\n }\n cache.set(element, result);\n return result;\n}\n\n// Gets the maximum area that the element is visible in due to any number of\n// clipping ancestors.\nfunction getClippingRect(_ref) {\n let {\n element,\n boundary,\n rootBoundary,\n strategy\n } = _ref;\n const elementClippingAncestors = boundary === 'clippingAncestors' ? getClippingElementAncestors(element, this._c) : [].concat(boundary);\n const clippingAncestors = [...elementClippingAncestors, rootBoundary];\n const firstClippingAncestor = clippingAncestors[0];\n const clippingRect = clippingAncestors.reduce((accRect, clippingAncestor) => {\n const rect = getClientRectFromClippingAncestor(element, clippingAncestor, strategy);\n accRect.top = max(rect.top, accRect.top);\n accRect.right = min(rect.right, accRect.right);\n accRect.bottom = min(rect.bottom, accRect.bottom);\n accRect.left = max(rect.left, accRect.left);\n return accRect;\n }, getClientRectFromClippingAncestor(element, firstClippingAncestor, strategy));\n return {\n width: clippingRect.right - clippingRect.left,\n height: clippingRect.bottom - clippingRect.top,\n x: clippingRect.left,\n y: clippingRect.top\n };\n}\n\nfunction getDimensions(element) {\n const {\n width,\n height\n } = getCssDimensions(element);\n return {\n width,\n height\n };\n}\n\nfunction getRectRelativeToOffsetParent(element, offsetParent, strategy, floating) {\n const isOffsetParentAnElement = isHTMLElement(offsetParent);\n const documentElement = getDocumentElement(offsetParent);\n const isFixed = strategy === 'fixed';\n const rect = getBoundingClientRect(element, true, isFixed, offsetParent);\n let scroll = {\n scrollLeft: 0,\n scrollTop: 0\n };\n const offsets = createCoords(0);\n if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {\n if (getNodeName(offsetParent) !== 'body' || isOverflowElement(documentElement)) {\n scroll = getNodeScroll(offsetParent);\n }\n if (isOffsetParentAnElement) {\n const offsetRect = getBoundingClientRect(offsetParent, true, isFixed, offsetParent);\n offsets.x = offsetRect.x + offsetParent.clientLeft;\n offsets.y = offsetRect.y + offsetParent.clientTop;\n } else if (documentElement) {\n offsets.x = getWindowScrollBarX(documentElement);\n }\n }\n let x = rect.left + scroll.scrollLeft - offsets.x;\n let y = rect.top + scroll.scrollTop - offsets.y;\n const [isTopLayer, topLayerX, topLayerY] = topLayer(floating);\n if (isTopLayer) {\n x += topLayerX;\n y += topLayerY;\n if (isOffsetParentAnElement) {\n x += offsetParent.clientLeft;\n y += offsetParent.clientTop;\n }\n }\n return {\n x,\n y,\n width: rect.width,\n height: rect.height\n };\n}\n\nfunction getTrueOffsetParent(element, polyfill) {\n if (!isHTMLElement(element) || getComputedStyle(element).position === 'fixed') {\n return null;\n }\n if (polyfill) {\n return polyfill(element);\n }\n return element.offsetParent;\n}\n\n// Gets the closest ancestor positioned element. Handles some edge cases,\n// such as table ancestors and cross browser bugs.\nfunction getOffsetParent(element, polyfill) {\n const window = getWindow(element);\n if (!isHTMLElement(element)) {\n return window;\n }\n let offsetParent = getTrueOffsetParent(element, polyfill);\n while (offsetParent && isTableElement(offsetParent) && getComputedStyle(offsetParent).position === 'static') {\n offsetParent = getTrueOffsetParent(offsetParent, polyfill);\n }\n if (offsetParent && (getNodeName(offsetParent) === 'html' || getNodeName(offsetParent) === 'body' && getComputedStyle(offsetParent).position === 'static' && !isContainingBlock(offsetParent))) {\n return window;\n }\n return offsetParent || getContainingBlock(element) || window;\n}\n\nconst getElementRects = async function (data) {\n const getOffsetParentFn = this.getOffsetParent || getOffsetParent;\n const getDimensionsFn = this.getDimensions;\n return {\n reference: getRectRelativeToOffsetParent(data.reference, await getOffsetParentFn(data.floating), data.strategy, data.floating),\n floating: {\n x: 0,\n y: 0,\n ...(await getDimensionsFn(data.floating))\n }\n };\n};\n\nfunction isRTL(element) {\n return getComputedStyle(element).direction === 'rtl';\n}\n\nconst platform = {\n convertOffsetParentRelativeRectToViewportRelativeRect,\n getDocumentElement,\n getClippingRect,\n getOffsetParent,\n getElementRects,\n getClientRects,\n getDimensions,\n getScale,\n isElement,\n isRTL\n};\n\n// https://samthor.au/2021/observing-dom/\nfunction observeMove(element, onMove) {\n let io = null;\n let timeoutId;\n const root = getDocumentElement(element);\n function cleanup() {\n var _io;\n clearTimeout(timeoutId);\n (_io = io) == null || _io.disconnect();\n io = null;\n }\n function refresh(skip, threshold) {\n if (skip === void 0) {\n skip = false;\n }\n if (threshold === void 0) {\n threshold = 1;\n }\n cleanup();\n const {\n left,\n top,\n width,\n height\n } = element.getBoundingClientRect();\n if (!skip) {\n onMove();\n }\n if (!width || !height) {\n return;\n }\n const insetTop = floor(top);\n const insetRight = floor(root.clientWidth - (left + width));\n const insetBottom = floor(root.clientHeight - (top + height));\n const insetLeft = floor(left);\n const rootMargin = -insetTop + \"px \" + -insetRight + \"px \" + -insetBottom + \"px \" + -insetLeft + \"px\";\n const options = {\n rootMargin,\n threshold: max(0, min(1, threshold)) || 1\n };\n let isFirstUpdate = true;\n function handleObserve(entries) {\n const ratio = entries[0].intersectionRatio;\n if (ratio !== threshold) {\n if (!isFirstUpdate) {\n return refresh();\n }\n if (!ratio) {\n timeoutId = setTimeout(() => {\n refresh(false, 1e-7);\n }, 100);\n } else {\n refresh(false, ratio);\n }\n }\n isFirstUpdate = false;\n }\n\n // Older browsers don't support a `document` as the root and will throw an\n // error.\n try {\n io = new IntersectionObserver(handleObserve, {\n ...options,\n // Handle