Automattic / jetpack

				$namespace = empty( $namespace ) ? null : $namespace;

				$map       = ClassMapGenerator::createMap( $dir, $blacklist, $this->io, $namespace );

				foreach ( $map as $class => $path ) {

					$classCode       = var_export( $class, true );

					$pathCode        = $this->getPathCode( $filesystem, $basePath, $vendorPath, $path );

					$versionCode     = var_export( $package['version'], true );

					$classmapString .= <<<CLASS_CODE

	$classCode => array(

		'version' => $versionCode,

		'path'    => $pathCode

	),

CLASS_CODE;

					$classmapString .= PHP_EOL;

				}

			}

		}

			);

			$map = ClassMapGenerator::createMap( $dir, $blacklist, $this->io, null );

			foreach ( $map as $class => $path ) {

				$classCode       = var_export( $class, true );

				$pathCode        = $this->getPathCode( $filesystem, $basePath, $vendorPath, $path );

				$versionCode     = var_export( $package['version'], true );

				$classmapString .= <<<CLASS_CODE

	$classCode => array(

		'version' => $versionCode,

		'path'    => $pathCode

	),

CLASS_CODE;

				$classmapString .= PHP_EOL;

			}

		}

		return 'array( ' . PHP_EOL . $classmapString . ');' . PHP_EOL;

	 */

	private function getFileMap( array $autoloads, Filesystem $filesystem, $vendorPath, $basePath ) {

		$fileMapString = '';

		foreach ( $autoloads['files'] as $file_id => $package ) {

			$key            = var_export( $file_id, true );

			$pathCode       = $this->getPathCode( $filesystem, $basePath, $vendorPath, $package['path'] );

			$versionCode    = var_export( $package['version'], true );

			$fileMapString .= <<<FILE_CODE

	$key => array(

		'version' => $versionCode,

		'path'    => $pathCode

	),

FILE_CODE;

			$fileMapString .= PHP_EOL;

		}

		return 'array( ' . PHP_EOL . $fileMapString . ');' . PHP_EOL;

	}