Initialisation

Added the packages and files for the backend server

node_modules/graphql/utilities/assertValidName.mjs

@@ -0,0 +1,40 @@
+import { devAssert } from '../jsutils/devAssert.mjs';
+import { GraphQLError } from '../error/GraphQLError.mjs';
+import { assertName } from '../type/assertName.mjs';
+/* c8 ignore start */
+
+/**
+ * Upholds the spec rules about naming.
+ * @deprecated Please use `assertName` instead. Will be removed in v17
+ */
+
+export 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
+ */
+
+export function isValidNameError(name) {
+  typeof name === 'string' || devAssert(false, 'Expected name to be a string.');
+
+  if (name.startsWith('__')) {
+    return new GraphQLError(
+      `Name "${name}" must not begin with "__", which is reserved by GraphQL introspection.`,
+    );
+  }
+
+  try {
+    assertName(name);
+  } catch (error) {
+    return error;
+  }
+}
+/* c8 ignore stop */