function InnerFunctionsSniff::process

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

Parameters

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

int $stackPtr The position of the current token in the: stack passed in $tokens.

Return value

void

Overrides Sniff::process

File

vendor/squizlabs/php_codesniffer/src/Standards/Squiz/Sniffs/PHP/InnerFunctionsSniff.php, line 41

Class

InnerFunctionsSniff

Namespace

PHP_CodeSniffer\Standards\Squiz\Sniffs\PHP

Code

public function process(File $phpcsFile, $stackPtr) {
    $tokens = $phpcsFile->getTokens();
    if (isset($tokens[$stackPtr]['conditions']) === false) {
        return;
    }
    $conditions = $tokens[$stackPtr]['conditions'];
    $reversedConditions = array_reverse($conditions, true);
    $outerFuncToken = null;
    foreach ($reversedConditions as $condToken => $condition) {
        if ($condition === T_FUNCTION || $condition === T_CLOSURE) {
            $outerFuncToken = $condToken;
            break;
        }
        if (array_key_exists($condition, Tokens::$ooScopeTokens) === true) {
            // Ignore methods in OOP structures defined within functions.
            return;
        }
    }
    if ($outerFuncToken === null) {
        // Not a nested function.
        return;
    }
    $error = 'The use of inner functions is forbidden';
    $phpcsFile->addError($error, $stackPtr, 'NotAllowed');
}