hunk.code_window:     it('should set callback function context to context of returned function', () => {
         function callback(this: any, cb: Function) {
           cb(this.datum);
         }
         const boundCallback = bindCallback(callback);
         const results: Array<string|number> = [];
         boundCallback.apply({datum: 5})
           .subscribe(
  
hunk.labels: keep keep keep keep keep replace keep keep keep keep
hunk.after_edit:       const boundCallback = bindCallback<number>(callback);
  
hunk.file_path: spec/observables/bindCallback-spec.ts
hunk.type: replace
file: /**
   * @license
   * Copyright Google Inc. 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
   */
  
  const Package = require('dgeni').Package;
  const contentPackage = require('../angular-content-package');
  const { readFileSync } = require('fs');
  const { resolve } = require('canonical-path');
  const { CONTENTS_PATH } = require('../config');
  
  /* eslint no-console: "off" */
  
  function createPackage(tutorialName) {
  
    const tutorialFilePath = `${CONTENTS_PATH}/tutorial/${tutorialName}.md`;
    const tutorialFile = readFileSync(tutorialFilePath, 'utf8');
    const examples = [];
    tutorialFile.replace(/<code-(?:pane|example) [^>]*path="([^"]+)"/g, (_, path) => examples.push('examples/' + path));
  
    if (examples.length) {
      console.log('The following example files are referenced in this tutorial:');
      console.log(examples.map(example => ' - ' + example).join('\n'));
    }
  
    return new Package('author-tutorial', [contentPackage])
      .config(function(readFilesProcessor) {
        readFilesProcessor.sourceFiles = [
          {
            basePath: CONTENTS_PATH,
            include: tutorialFilePath,
            fileReader: 'contentFileReader'
          },
          {
            basePath: CONTENTS_PATH,
            include: examples.map(example => resolve(CONTENTS_PATH, example)),
            fileReader: 'exampleFileReader'
          }
        ];
      });
  }
  
  
  module.exports = { createPackage };