X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs-website;a=blobdiff_plain;f=vendor%2Fpsy%2Fpsysh%2Fsrc%2FPsy%2FCodeCleaner%2FFunctionReturnInWriteContextPass.php;fp=vendor%2Fpsy%2Fpsysh%2Fsrc%2FPsy%2FCodeCleaner%2FFunctionReturnInWriteContextPass.php;h=0000000000000000000000000000000000000000;hp=42aae5ec9ba70832371d6412606e5d8af8193dbe;hb=af6d1fb995500ae68849458ee10d66abbdcfb252;hpb=680c79a86e3ed402f263faeac92e89fb6d9edcc0

diff --git a/vendor/psy/psysh/src/Psy/CodeCleaner/FunctionReturnInWriteContextPass.php b/vendor/psy/psysh/src/Psy/CodeCleaner/FunctionReturnInWriteContextPass.php
deleted file mode 100644
index 42aae5ec9..000000000
--- a/vendor/psy/psysh/src/Psy/CodeCleaner/FunctionReturnInWriteContextPass.php
+++ /dev/null
@@ -1,81 +0,0 @@
-<?php
-
-/*
- * This file is part of Psy Shell.
- *
- * (c) 2012-2017 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\Expr\Array_;
-use PhpParser\Node\Expr\Assign;
-use PhpParser\Node\Expr\Empty_;
-use PhpParser\Node\Expr\FuncCall;
-use PhpParser\Node\Expr\Isset_;
-use PhpParser\Node\Expr\MethodCall;
-use PhpParser\Node\Expr\StaticCall;
-use PhpParser\Node\Stmt\Unset_;
-use Psy\Exception\FatalErrorException;
-
-/**
- * Validate that the functions are used correctly.
- *
- * @author Martin Hasoň <martin.hason@gmail.com>
- */
-class FunctionReturnInWriteContextPass extends CodeCleanerPass
-{
-    const PHP55_MESSAGE = 'Cannot use isset() on the result of a function call (you can use "null !== func()" instead)';
-    const EXCEPTION_MESSAGE = "Can't use function return value in write context";
-
-    private $isPhp55;
-
-    public function __construct()
-    {
-        $this->isPhp55 = version_compare(PHP_VERSION, '5.5', '>=');
-    }
-
-    /**
-     * Validate that the functions are used correctly.
-     *
-     * @throws FatalErrorException if a function is passed as an argument reference
-     * @throws FatalErrorException if a function is used as an argument in the isset
-     * @throws FatalErrorException if a function is used as an argument in the empty, only for PHP < 5.5
-     * @throws FatalErrorException if a value is assigned to a function
-     *
-     * @param Node $node
-     */
-    public function enterNode(Node $node)
-    {
-        if ($node instanceof Array_ || $this->isCallNode($node)) {
-            $items = $node instanceof Array_ ? $node->items : $node->args;
-            foreach ($items as $item) {
-                if ($item && $item->byRef && $this->isCallNode($item->value)) {
-                    throw new FatalErrorException(self::EXCEPTION_MESSAGE, 0, E_ERROR, null, $node->getLine());
-                }
-            }
-        } elseif ($node instanceof Isset_ || $node instanceof Unset_) {
-            foreach ($node->vars as $var) {
-                if (!$this->isCallNode($var)) {
-                    continue;
-                }
-
-                $msg = ($node instanceof Isset_ && $this->isPhp55) ? self::PHP55_MESSAGE : self::EXCEPTION_MESSAGE;
-                throw new FatalErrorException($msg, 0, E_ERROR, null, $node->getLine());
-            }
-        } elseif ($node instanceof Empty_ && !$this->isPhp55 && $this->isCallNode($node->expr)) {
-            throw new FatalErrorException(self::EXCEPTION_MESSAGE, 0, E_ERROR, null, $node->getLine());
-        } elseif ($node instanceof Assign && $this->isCallNode($node->var)) {
-            throw new FatalErrorException(self::EXCEPTION_MESSAGE, 0, E_ERROR, null, $node->getLine());
-        }
-    }
-
-    private function isCallNode(Node $node)
-    {
-        return $node instanceof FuncCall || $node instanceof MethodCall || $node instanceof StaticCall;
-    }
-}