UNPKG

6.77 kBJavaScriptView Raw
1"use strict";
2var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
3 return new (P || (P = Promise))(function (resolve, reject) {
4 function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
5 function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
6 function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
7 step((generator = generator.apply(thisArg, _arguments || [])).next());
8 });
9};
10var __generator = (this && this.__generator) || function (thisArg, body) {
11 var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
12 return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
13 function verb(n) { return function (v) { return step([n, v]); }; }
14 function step(op) {
15 if (f) throw new TypeError("Generator is already executing.");
16 while (_) try {
17 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;
18 if (y = 0, t) op = [op[0] & 2, t.value];
19 switch (op[0]) {
20 case 0: case 1: t = op; break;
21 case 4: _.label++; return { value: op[1], done: false };
22 case 5: _.label++; y = op[1]; op = [0]; continue;
23 case 7: op = _.ops.pop(); _.trys.pop(); continue;
24 default:
25 if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
26 if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
27 if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
28 if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
29 if (t[2]) _.ops.pop();
30 _.trys.pop(); continue;
31 }
32 op = body.call(thisArg, _);
33 } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
34 if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
35 }
36};
37var _this = this;
38Object.defineProperty(exports, "__esModule", { value: true });
39var fs = require("fs");
40var path = require("path");
41var graphql_1 = require("graphql");
42var graphql_codegen_core_1 = require("graphql-codegen-core");
43function isPromise(obj) {
44 return !!obj && (typeof obj === 'object' || typeof obj === 'function') && typeof obj.then === 'function';
45}
46function resolveSchema(schema) {
47 return new Promise(function (resolve, reject) {
48 if (isSchemaObject(schema)) {
49 resolve(schema);
50 }
51 else if (isSchemaAst(schema)) {
52 resolve(graphql_1.buildASTSchema(schema));
53 }
54 else if (isSchemaText(schema)) {
55 var ast = graphql_1.parse(schema);
56 resolve(graphql_1.buildASTSchema(ast));
57 }
58 else if (isSchemaJson(schema)) {
59 resolve(graphql_1.buildClientSchema(schema.data));
60 }
61 else {
62 reject(new Error('Unexpected schema type provided!'));
63 }
64 });
65}
66exports.schemaFromExport = function (file) {
67 graphql_codegen_core_1.logger.info("Loading GraphQL schema object, text, ast, or introspection json from JavaScript ES6 export: " + file + "...");
68 return new Promise(function (resolve, reject) { return __awaiter(_this, void 0, void 0, function () {
69 var fullPath, exports_1, rawExport, schema, schemaResult, e_1, e_2;
70 return __generator(this, function (_a) {
71 switch (_a.label) {
72 case 0:
73 fullPath = path.isAbsolute(file) ? file : path.resolve(process.cwd(), file);
74 if (!fs.existsSync(fullPath)) return [3 /*break*/, 14];
75 _a.label = 1;
76 case 1:
77 _a.trys.push([1, 12, , 13]);
78 exports_1 = require(fullPath);
79 if (!exports_1) return [3 /*break*/, 10];
80 rawExport = exports_1.default || exports_1.schema || exports_1;
81 if (!rawExport) return [3 /*break*/, 8];
82 schema = void 0;
83 if (!isPromise(rawExport)) return [3 /*break*/, 3];
84 return [4 /*yield*/, rawExport];
85 case 2:
86 schema = _a.sent();
87 return [3 /*break*/, 4];
88 case 3:
89 schema = rawExport;
90 _a.label = 4;
91 case 4:
92 _a.trys.push([4, 6, , 7]);
93 return [4 /*yield*/, resolveSchema(schema)];
94 case 5:
95 schemaResult = _a.sent();
96 resolve(schemaResult);
97 return [3 /*break*/, 7];
98 case 6:
99 e_1 = _a.sent();
100 graphql_codegen_core_1.debugLog('Unexpected exceptiom while trying to figure out the schema: ', e_1);
101 reject(new Error('Exported schema must be of type GraphQLSchema, text, AST, or introspection JSON.'));
102 return [2 /*return*/];
103 case 7: return [3 /*break*/, 9];
104 case 8:
105 reject(new Error("Invalid export from export file " + fullPath + ": missing default export or 'schema' export!"));
106 _a.label = 9;
107 case 9: return [3 /*break*/, 11];
108 case 10:
109 reject(new Error("Invalid export from export file " + fullPath + ": empty export!"));
110 _a.label = 11;
111 case 11: return [3 /*break*/, 13];
112 case 12:
113 e_2 = _a.sent();
114 reject(e_2);
115 return [3 /*break*/, 13];
116 case 13: return [3 /*break*/, 15];
117 case 14:
118 reject("Unable to locate introspection from export file: " + fullPath);
119 _a.label = 15;
120 case 15: return [2 /*return*/];
121 }
122 });
123 }); });
124};
125function isSchemaText(obj) {
126 return typeof obj === 'string';
127}
128function isSchemaJson(obj) {
129 var json = obj;
130 return json.data !== undefined && json.data.__schema !== undefined;
131}
132function isSchemaObject(obj) {
133 return obj instanceof graphql_1.GraphQLSchema;
134}
135function isSchemaAst(obj) {
136 return obj.kind !== undefined;
137}
138//# sourceMappingURL=schema-from-export.js.map
\No newline at end of file