89 lines
2.5 KiB
PHP
89 lines
2.5 KiB
PHP
<?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;
|
|
use PHP_CodeSniffer_Tokens as Tokens;
|
|
|
|
/**
|
|
* Detect use of late static binding as introduced in PHP 5.3.
|
|
*
|
|
* Checks for:
|
|
* - Late static binding as introduced in PHP 5.3.
|
|
* - Late static binding being used outside of class scope (unsupported).
|
|
*
|
|
* PHP version 5.3
|
|
*
|
|
* @link https://www.php.net/manual/en/language.oop5.late-static-bindings.php
|
|
* @link https://wiki.php.net/rfc/lsb_parentself_forwarding
|
|
*
|
|
* @since 7.0.3
|
|
* @since 9.0.0 Renamed from `LateStaticBindingSniff` to `NewLateStaticBindingSniff`.
|
|
*/
|
|
class NewLateStaticBindingSniff extends Sniff
|
|
{
|
|
/**
|
|
* Returns an array of tokens this test wants to listen for.
|
|
*
|
|
* @since 7.0.3
|
|
*
|
|
* @return array
|
|
*/
|
|
public function register()
|
|
{
|
|
return array(\T_STATIC);
|
|
}
|
|
|
|
|
|
/**
|
|
* Processes this test, when one of its tokens is encountered.
|
|
*
|
|
* @since 7.0.3
|
|
*
|
|
* @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)
|
|
{
|
|
$nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, $stackPtr + 1, null, true, null, true);
|
|
if ($nextNonEmpty === false) {
|
|
return;
|
|
}
|
|
|
|
$tokens = $phpcsFile->getTokens();
|
|
if ($tokens[$nextNonEmpty]['code'] !== \T_DOUBLE_COLON) {
|
|
return;
|
|
}
|
|
|
|
$inClass = $this->inClassScope($phpcsFile, $stackPtr, false);
|
|
|
|
if ($inClass === true && $this->supportsBelow('5.2') === true) {
|
|
$phpcsFile->addError(
|
|
'Late static binding is not supported in PHP 5.2 or earlier.',
|
|
$stackPtr,
|
|
'Found'
|
|
);
|
|
}
|
|
|
|
if ($inClass === false) {
|
|
$phpcsFile->addError(
|
|
'Late static binding is not supported outside of class scope.',
|
|
$stackPtr,
|
|
'OutsideClassScope'
|
|
);
|
|
}
|
|
}
|
|
}
|