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primogenial
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languages
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wp-content
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themes
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storefront
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vendor
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phpcompatibility
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php-compatibility
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PHPCompatibility
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Sniffs
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Constants
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NewMagicClassConstantSniff.php
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<?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\Constants; use PHPCompatibility\Sniff; use PHP_CodeSniffer_File as File; use PHP_CodeSniffer_Tokens as Tokens; /** * Detect usage of the magic `::class` constant introduced in PHP 5.5. * * The special `ClassName::class` constant is available as of PHP 5.5.0, and allows * for fully qualified class name resolution at compile time. * * PHP version 5.5 * * @link https://wiki.php.net/rfc/class_name_scalars * @link https://www.php.net/manual/en/language.oop5.constants.php#example-186 * * @since 7.1.4 * @since 7.1.5 Removed the incorrect checks against invalid usage of the constant. */ class NewMagicClassConstantSniff extends Sniff { /** * Returns an array of tokens this test wants to listen for. * * @since 7.1.4 * * @return array */ public function register() { return array(\T_STRING); } /** * Processes this test, when one of its tokens is encountered. * * @since 7.1.4 * * @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->supportsBelow('5.4') === false) { return; } $tokens = $phpcsFile->getTokens(); if (strtolower($tokens[$stackPtr]['content']) !== 'class') { return; } $prevToken = $phpcsFile->findPrevious(Tokens::$emptyTokens, ($stackPtr - 1), null, true, null, true); if ($prevToken === false || $tokens[$prevToken]['code'] !== \T_DOUBLE_COLON) { return; } $phpcsFile->addError( 'The magic class constant ClassName::class was not available in PHP 5.4 or earlier', $stackPtr, 'Found' ); } }