92 lines
2.4 KiB
PHP
92 lines
2.4 KiB
PHP
<?php
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/**
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* PHPCompatibility, an external standard for PHP_CodeSniffer.
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*
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* @package PHPCompatibility
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* @copyright 2012-2019 PHPCompatibility Contributors
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* @license https://opensource.org/licenses/LGPL-3.0 LGPL3
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* @link https://github.com/PHPCompatibility/PHPCompatibility
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*/
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namespace PHPCompatibility\Sniffs\Classes;
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use PHPCompatibility\Sniff;
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use PHP_CodeSniffer_File as File;
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use PHP_CodeSniffer_Tokens as Tokens;
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/**
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* Anonymous classes are supported since PHP 7.0.
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*
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* PHP version 7.0
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*
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* @link https://www.php.net/manual/en/language.oop5.anonymous.php
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* @link https://wiki.php.net/rfc/anonymous_classes
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*
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* @since 7.0.0
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*/
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class NewAnonymousClassesSniff extends Sniff
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{
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/**
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* Tokens which in various PHP versions indicate the `class` keyword.
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*
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* The dedicated anonymous class token is added from the `register()`
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* method if the token is available.
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*
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* @since 7.1.2
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*
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* @var array
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*/
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private $indicators = array(
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\T_CLASS => \T_CLASS,
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);
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/**
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* Returns an array of tokens this test wants to listen for.
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*
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* @since 7.0.0
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*
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* @return array
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*/
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public function register()
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{
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if (\defined('T_ANON_CLASS')) {
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$this->indicators[\T_ANON_CLASS] = \T_ANON_CLASS;
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}
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return array(\T_NEW);
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}
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/**
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* Processes this test, when one of its tokens is encountered.
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*
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* @since 7.0.0
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*
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* @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
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* @param int $stackPtr The position of the current token in the
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* stack passed in $tokens.
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*
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* @return void
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*/
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public function process(File $phpcsFile, $stackPtr)
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{
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if ($this->supportsBelow('5.6') === false) {
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return;
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}
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$tokens = $phpcsFile->getTokens();
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$nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, $stackPtr + 1, null, true, null, true);
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if ($nextNonEmpty === false || isset($this->indicators[$tokens[$nextNonEmpty]['code']]) === false) {
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return;
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}
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// Still here ? In that case, it is an anonymous class.
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$phpcsFile->addError(
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'Anonymous classes are not supported in PHP 5.6 or earlier',
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$stackPtr,
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'Found'
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);
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}
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}
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