<?php /* * This file is part of Psy Shell. * * (c) 2012-2015 Justin Hileman * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Psy\CodeCleaner; use PhpParser\Node; use PhpParser\Node\Name; use PhpParser\Node\Name\FullyQualified as FullyQualifiedName; use PhpParser\Node\Stmt\Namespace_ as NamespaceStmt; /** * Abstract namespace-aware code cleaner pass. */ abstract class NamespaceAwarePass extends CodeCleanerPass { protected $namespace; protected $currentScope; /** * TODO: should this be final? Extending classes should be sure to either * use afterTraverse or call parent::beforeTraverse() when overloading. * * Reset the namespace and the current scope before beginning analysis. */ public function beforeTraverse(array $nodes) { $this->namespace = array(); $this->currentScope = array(); } /** * TODO: should this be final? Extending classes should be sure to either use * leaveNode or call parent::enterNode() when overloading. * * @param Node $node */ public function enterNode(Node $node) { if ($node instanceof NamespaceStmt) { $this->namespace = isset($node->name) ? $node->name->parts : array(); } } /** * Get a fully-qualified name (class, function, interface, etc). * * @param mixed $name * * @return string */ protected function getFullyQualifiedName($name) { if ($name instanceof FullyQualifiedName) { return implode('\\', $name->parts); } elseif ($name instanceof Name) { $name = $name->parts; } elseif (!is_array($name)) { $name = array($name); } return implode('\\', array_merge($this->namespace, $name)); } }