/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */

import { Tree } from '@angular-devkit/schematics';

export function getFileContent(tree: Tree, path: string): string {
  const fileEntry = tree.get(path);

  if (!fileEntry) {
    throw new Error(`The file (${path}) does not exist.`);
  }

  return fileEntry.content.toString();
}