gistfile1.js

gulp.task('bundle:source', function () {

  return es.merge(
    gulp.src('src/scripts/**/*.html')
      .pipe(templateCache({
        module: 'myModule',
        root: 'scripts'
      })),
    gulp.src([
      'src/scripts/app.js',
      'src/scripts/**/*.js'
    ])
  )
    .pipe(concat('bundle.js'))
    .pipe(gulp.dest('dist/scripts'));
});