function ClassInstantiationSniff::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/PSR12/Sniffs/Classes/ClassInstantiationSniff.php, line 41

Class

ClassInstantiationSniff

Namespace

PHP_CodeSniffer\Standards\PSR12\Sniffs\Classes

Code

public function process(File $phpcsFile, $stackPtr) {
    $tokens = $phpcsFile->getTokens();
    // Find the class name.
    $allowed = [
        T_STRING => T_STRING,
        T_NS_SEPARATOR => T_NS_SEPARATOR,
        T_SELF => T_SELF,
        T_STATIC => T_STATIC,
        T_PARENT => T_PARENT,
        T_VARIABLE => T_VARIABLE,
        T_DOLLAR => T_DOLLAR,
        T_OBJECT_OPERATOR => T_OBJECT_OPERATOR,
        T_NULLSAFE_OBJECT_OPERATOR => T_NULLSAFE_OBJECT_OPERATOR,
        T_DOUBLE_COLON => T_DOUBLE_COLON,
    ];
    $allowed += Tokens::$emptyTokens;
    $classNameEnd = null;
    for ($i = $stackPtr + 1; $i < $phpcsFile->numTokens; $i++) {
        if (isset($allowed[$tokens[$i]['code']]) === true) {
            continue;
        }
        // Bow out when this is an anonymous class.
        // Anonymous classes are the only situation which would allow for an attribute
        // or for the readonly keyword between "new" and the class "name".
        if ($tokens[$i]['code'] === T_ATTRIBUTE || $tokens[$i]['code'] === T_READONLY || $tokens[$i]['code'] === T_ANON_CLASS) {
            return;
        }
        if ($tokens[$i]['code'] === T_OPEN_SQUARE_BRACKET || $tokens[$i]['code'] === T_OPEN_CURLY_BRACKET) {
            $i = $tokens[$i]['bracket_closer'];
            continue;
        }
        $classNameEnd = $i;
        break;
    }
    
    //end for
    if ($classNameEnd === null) {
        return;
    }
    if ($tokens[$classNameEnd]['code'] === T_OPEN_PARENTHESIS) {
        // Using parenthesis.
        return;
    }
    if ($classNameEnd === $stackPtr) {
        // Failed to find the class name.
        return;
    }
    $error = 'Parentheses must be used when instantiating a new class';
    $fix = $phpcsFile->addFixableError($error, $stackPtr, 'MissingParentheses');
    if ($fix === true) {
        $prev = $phpcsFile->findPrevious(Tokens::$emptyTokens, $classNameEnd - 1, null, true);
        $phpcsFile->fixer
            ->addContent($prev, '()');
    }
}