oficinasuport-wp-theme/vendor/phpcompatibility/php-compatibility/PHPCompatibility/Sniffs/Constants/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'
);
}
}