function StaticThisUsageSniff::checkThisUsage

Check for $this variable usage between $next and $end tokens.

Parameters

\PHP_CodeSniffer\Files\File $phpcsFile The current file being scanned.:

int $next The position of the next token to check.:

int $end The position of the last token to check.:

Return value

void

1 call to StaticThisUsageSniff::checkThisUsage()

StaticThisUsageSniff::processTokenWithinScope in vendor/squizlabs/php_codesniffer/src/Standards/Squiz/Sniffs/Scope/StaticThisUsageSniff.php

Processes this test, when one of its tokens is encountered.

File

vendor/squizlabs/php_codesniffer/src/Standards/Squiz/Sniffs/Scope/StaticThisUsageSniff.php, line 85

Class

StaticThisUsageSniff

Namespace

PHP_CodeSniffer\Standards\Squiz\Sniffs\Scope

Code

private function checkThisUsage(File $phpcsFile, $next, $end) {
    $tokens = $phpcsFile->getTokens();
    do {
        $next = $phpcsFile->findNext([
            T_VARIABLE,
            T_ANON_CLASS,
        ], $next + 1, $end);
        if ($next === false) {
            continue;
        }
        if ($tokens[$next]['code'] === T_ANON_CLASS) {
            $this->checkThisUsage($phpcsFile, $next, $tokens[$next]['scope_opener']);
            $next = $tokens[$next]['scope_closer'];
            continue;
        }
        if ($tokens[$next]['content'] !== '$this') {
            continue;
        }
        $error = 'Usage of "$this" in static methods will cause runtime errors';
        $phpcsFile->addError($error, $next, 'Found');
    } while ($next !== false);
}