xarxaprod-wp-theme/vendor/phpcompatibility/php-compatibility/PHPCompatibility/Sniffs/Classes/RemovedOrphanedParentSniff.php

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2024-01-09 16:13:20 +01:00
<?php
/**
* PHPCompatibility, an external standard for PHP_CodeSniffer.
*
* @package PHPCompatibility
* @copyright 2012-2019 PHPCompatibility Contributors
* @license https://opensource.org/licenses/LGPL-3.0 LGPL3
* @link https://github.com/PHPCompatibility/PHPCompatibility
*/
namespace PHPCompatibility\Sniffs\Classes;
use PHPCompatibility\Sniff;
use PHP_CodeSniffer_File as File;
/**
* Using `parent` inside a class without parent is deprecated since PHP 7.4.
*
* This will throw a compile-time error in the future. Currently an error will only
* be generated if/when the parent is accessed at run-time.
*
* PHP version 7.4
*
* @link https://www.php.net/manual/en/migration74.deprecated.php#migration74.deprecated.core.parent
*
* @since 9.2.0
*/
class RemovedOrphanedParentSniff extends Sniff
{
/**
* Class scopes to check the class declaration.
*
* @since 9.2.0
*
* @var array
*/
public $classScopeTokens = array(
'T_CLASS' => true,
'T_ANON_CLASS' => true,
);
/**
* Returns an array of tokens this test wants to listen for.
*
* @since 9.2.0
*
* @return array
*/
public function register()
{
return array(\T_PARENT);
}
/**
* Processes this test, when one of its tokens is encountered.
*
* @since 9.2.0
*
* @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
* @param int $stackPtr The position of the current token
* in the stack passed in $tokens.
*
* @return void
*/
public function process(File $phpcsFile, $stackPtr)
{
if ($this->supportsAbove('7.4') === false) {
return;
}
$tokens = $phpcsFile->getTokens();
if (empty($tokens[$stackPtr]['conditions']) === true) {
// Use within the global namespace. Not our concern.
return;
}
/*
* Find the class within which this parent keyword is used.
*/
$conditions = $tokens[$stackPtr]['conditions'];
$conditions = array_reverse($conditions, true);
$classPtr = false;
foreach ($conditions as $ptr => $type) {
if (isset($this->classScopeTokens[$tokens[$ptr]['type']])) {
$classPtr = $ptr;
break;
}
}
if ($classPtr === false) {
// Use outside of a class scope. Not our concern.
return;
}
if (isset($tokens[$classPtr]['scope_opener']) === false) {
// No scope opener known. Probably a parse error.
return;
}
$extends = $phpcsFile->findNext(\T_EXTENDS, ($classPtr + 1), $tokens[$classPtr]['scope_opener']);
if ($extends !== false) {
// Class has a parent.
return;
}
$phpcsFile->addError(
'Using "parent" inside a class without parent is deprecated since PHP 7.4',
$stackPtr,
'Deprecated'
);
}
}