Initialisation

Added the packages and files for the backend server

node_modules/@graphql-tools/schema/cjs/assertResolversPresent.js

@@ -0,0 +1,47 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.assertResolversPresent = void 0;
+const graphql_1 = require("graphql");
+const utils_1 = require("@graphql-tools/utils");
+function assertResolversPresent(schema, resolverValidationOptions = {}) {
+    const { requireResolversForArgs, requireResolversForNonScalar, requireResolversForAllFields } = resolverValidationOptions;
+    if (requireResolversForAllFields && (requireResolversForArgs || requireResolversForNonScalar)) {
+        throw new TypeError('requireResolversForAllFields takes precedence over the more specific assertions. ' +
+            'Please configure either requireResolversForAllFields or requireResolversForArgs / ' +
+            'requireResolversForNonScalar, but not a combination of them.');
+    }
+    (0, utils_1.forEachField)(schema, (field, typeName, fieldName) => {
+        // requires a resolver for *every* field.
+        if (requireResolversForAllFields) {
+            expectResolver('requireResolversForAllFields', requireResolversForAllFields, field, typeName, fieldName);
+        }
+        // requires a resolver on every field that has arguments
+        if (requireResolversForArgs && field.args.length > 0) {
+            expectResolver('requireResolversForArgs', requireResolversForArgs, field, typeName, fieldName);
+        }
+        // requires a resolver on every field that returns a non-scalar type
+        if (requireResolversForNonScalar !== 'ignore' && !(0, graphql_1.isScalarType)((0, graphql_1.getNamedType)(field.type))) {
+            expectResolver('requireResolversForNonScalar', requireResolversForNonScalar, field, typeName, fieldName);
+        }
+    });
+}
+exports.assertResolversPresent = assertResolversPresent;
+function expectResolver(validator, behavior, field, typeName, fieldName) {
+    if (!field.resolve) {
+        const message = `Resolver missing for "${typeName}.${fieldName}".
+To disable this validator, use:
+  resolverValidationOptions: {
+    ${validator}: 'ignore'
+  }`;
+        if (behavior === 'error') {
+            throw new Error(message);
+        }
+        if (behavior === 'warn') {
+            console.warn(message);
+        }
+        return;
+    }
+    if (typeof field.resolve !== 'function') {
+        throw new Error(`Resolver "${typeName}.${fieldName}" must be a function`);
+    }
+}