Source for file InnerFunctionsSniff.php
Documentation is available at InnerFunctionsSniff.php
* Ensures that functions within functions are never used.
* @author Greg Sherwood <gsherwood@squiz.net>
* @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
* @license https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
namespace PHP_CodeSniffer\Standards\Squiz\Sniffs\PHP;
use PHP_CodeSniffer\Sniffs\Sniff;
use PHP_CodeSniffer\Files\File;
class InnerFunctionsSniff implements Sniff
* Returns an array of tokens this test wants to listen for.
public function register ()
return array (T_FUNCTION );
* Processes this test, when one of its tokens is encountered.
* @param \PHP_CodeSniffer\Files\File $phpcsFile The file being scanned.
* @param int $stackPtr The position of the current token in the
* stack passed in $tokens.
public function process (File $phpcsFile, $stackPtr)
$tokens = $phpcsFile->getTokens ();
$function = $phpcsFile->getCondition ($stackPtr, T_FUNCTION );
if ($function === false ) {
// Not a nested function.
if ($class !== false && $class > $function) {
// Ignore methods in anon classes.
$prev = $phpcsFile->findPrevious (T_WHITESPACE , ($stackPtr - 1 ), null , true );
if ($tokens[$prev]['code'] === T_EQUAL) {
$error = 'The use of inner functions is forbidden';
$phpcsFile->addError ($error, $stackPtr, 'NotAllowed');
Documentation generated on Mon, 11 Mar 2019 15:27:34 -0400 by phpDocumentor 1.4.4. PEAR Logo Copyright © PHP Group 2004.
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