Initialisation

Added the packages and files for the backend server

node_modules/graphql/utilities/assertValidName.js

@@ -0,0 +1,51 @@
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+  value: true,
+});
+exports.assertValidName = assertValidName;
+exports.isValidNameError = isValidNameError;
+
+var _devAssert = require('../jsutils/devAssert.js');
+
+var _GraphQLError = require('../error/GraphQLError.js');
+
+var _assertName = require('../type/assertName.js');
+
+/* c8 ignore start */
+
+/**
+ * Upholds the spec rules about naming.
+ * @deprecated Please use `assertName` instead. Will be removed in v17
+ */
+function assertValidName(name) {
+  const error = isValidNameError(name);
+
+  if (error) {
+    throw error;
+  }
+
+  return name;
+}
+/**
+ * Returns an Error if a name is invalid.
+ * @deprecated Please use `assertName` instead. Will be removed in v17
+ */
+
+function isValidNameError(name) {
+  typeof name === 'string' ||
+    (0, _devAssert.devAssert)(false, 'Expected name to be a string.');
+
+  if (name.startsWith('__')) {
+    return new _GraphQLError.GraphQLError(
+      `Name "${name}" must not begin with "__", which is reserved by GraphQL introspection.`,
+    );
+  }
+
+  try {
+    (0, _assertName.assertName)(name);
+  } catch (error) {
+    return error;
+  }
+}
+/* c8 ignore stop */