Initialisation

Added the packages and files for the backend server

node_modules/@graphql-tools/utils/cjs/helpers.js

@@ -0,0 +1,76 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.assertSome = exports.isSome = exports.compareNodes = exports.nodeToString = exports.compareStrings = exports.isValidPath = exports.isDocumentString = exports.asArray = void 0;
+const graphql_1 = require("graphql");
+const asArray = (fns) => (Array.isArray(fns) ? fns : fns ? [fns] : []);
+exports.asArray = asArray;
+const invalidDocRegex = /\.[a-z0-9]+$/i;
+function isDocumentString(str) {
+    if (typeof str !== 'string') {
+        return false;
+    }
+    // XXX: is-valid-path or is-glob treat SDL as a valid path
+    // (`scalar Date` for example)
+    // this why checking the extension is fast enough
+    // and prevent from parsing the string in order to find out
+    // if the string is a SDL
+    if (invalidDocRegex.test(str)) {
+        return false;
+    }
+    try {
+        (0, graphql_1.parse)(str);
+        return true;
+    }
+    catch (e) { }
+    return false;
+}
+exports.isDocumentString = isDocumentString;
+const invalidPathRegex = /[‘“!%^<=>`]/;
+function isValidPath(str) {
+    return typeof str === 'string' && !invalidPathRegex.test(str);
+}
+exports.isValidPath = isValidPath;
+function compareStrings(a, b) {
+    if (String(a) < String(b)) {
+        return -1;
+    }
+    if (String(a) > String(b)) {
+        return 1;
+    }
+    return 0;
+}
+exports.compareStrings = compareStrings;
+function nodeToString(a) {
+    var _a, _b;
+    let name;
+    if ('alias' in a) {
+        name = (_a = a.alias) === null || _a === void 0 ? void 0 : _a.value;
+    }
+    if (name == null && 'name' in a) {
+        name = (_b = a.name) === null || _b === void 0 ? void 0 : _b.value;
+    }
+    if (name == null) {
+        name = a.kind;
+    }
+    return name;
+}
+exports.nodeToString = nodeToString;
+function compareNodes(a, b, customFn) {
+    const aStr = nodeToString(a);
+    const bStr = nodeToString(b);
+    if (typeof customFn === 'function') {
+        return customFn(aStr, bStr);
+    }
+    return compareStrings(aStr, bStr);
+}
+exports.compareNodes = compareNodes;
+function isSome(input) {
+    return input != null;
+}
+exports.isSome = isSome;
+function assertSome(input, message = 'Value should be something') {
+    if (input == null) {
+        throw new Error(message);
+    }
+}
+exports.assertSome = assertSome;