<?php
/**
* Squiz_Sniffs_Arrays_ArrayBracketSpacingSniff.
*
* PHP version 5
*
* @category PHP
* @package PHP_CodeSniffer
* @author Greg Sherwood <gsherwood@squiz.net>
* @author Marc McIntyre <mmcintyre@squiz.net>
* @copyright 2006-2014 Squiz Pty Ltd (ABN 77 084 670 600)
* @license https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
* @link http://pear.php.net/package/PHP_CodeSniffer
*/
/**
* Squiz_Sniffs_Arrays_ArrayBracketSpacingSniff.
*
* Ensure that there are no spaces around square brackets.
*
* @category PHP
* @package PHP_CodeSniffer
* @author Greg Sherwood <gsherwood@squiz.net>
* @author Marc McIntyre <mmcintyre@squiz.net>
* @copyright 2006-2014 Squiz Pty Ltd (ABN 77 084 670 600)
* @license https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
* @version Release: 1.5.5
* @link http://pear.php.net/package/PHP_CodeSniffer
*/
class Squiz_Sniffs_Arrays_ArrayBracketSpacingSniff implements PHP_CodeSniffer_Sniff
{
/**
* Returns an array of tokens this test wants to listen for.
*
* @return array
*/
public function register()
{
return array(
T_OPEN_SQUARE_BRACKET,
T_CLOSE_SQUARE_BRACKET,
);
}//end register()
/**
* Processes this sniff, when one of its tokens is encountered.
*
* @param PHP_CodeSniffer_File $phpcsFile The current file being checked.
* @param int $stackPtr The position of the current token in the
* stack passed in $tokens.
*
* @return void
*/
public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
{
$tokens = $phpcsFile->getTokens();
// PHP 5.4 introduced a shorthand array declaration syntax, so we need
// to ignore the these type of array declarations because this sniff is
// only dealing with array usage.
if ($tokens[$stackPtr]['code'] === T_OPEN_SQUARE_BRACKET) {
$openBracket = $stackPtr;
} else {
$openBracket = $tokens[$stackPtr]['bracket_opener'];
}
$prev = $phpcsFile->findPrevious(PHP_CodeSniffer_Tokens::$emptyTokens, ($openBracket - 1), null, true);
if ($tokens[$prev]['code'] === T_EQUAL) {
return;
}
// Square brackets can not have a space before them.
$prevType = $tokens[($stackPtr - 1)]['code'];
if (in_array($prevType, PHP_CodeSniffer_Tokens::$emptyTokens) === true) {
$nonSpace = $phpcsFile->findPrevious(PHP_CodeSniffer_Tokens::$emptyTokens, ($stackPtr - 2), null, true);
$expected = $tokens[$nonSpace]['content'].$tokens[$stackPtr]['content'];
$found = $phpcsFile->getTokensAsString($nonSpace, ($stackPtr - $nonSpace)).$tokens[$stackPtr]['content'];
$error = 'Space found before square bracket; expected "%s" but found "%s"';
$data = array(
$expected,
$found,
);
$phpcsFile->addError($error, $stackPtr, 'SpaceBeforeBracket', $data);
}
// Open square brackets can't ever have spaces after them.
if ($tokens[$stackPtr]['code'] === T_OPEN_SQUARE_BRACKET) {
$nextType = $tokens[($stackPtr + 1)]['code'];
if (in_array($nextType, PHP_CodeSniffer_Tokens::$emptyTokens) === true) {
$nonSpace = $phpcsFile->findNext(PHP_CodeSniffer_Tokens::$emptyTokens, ($stackPtr + 2), null, true);
$expected = $tokens[$stackPtr]['content'].$tokens[$nonSpace]['content'];
$found = $phpcsFile->getTokensAsString($stackPtr, ($nonSpace - $stackPtr + 1));
$error = 'Space found after square bracket; expected "%s" but found "%s"';
$data = array(
$expected,
$found,
);
$phpcsFile->addError($error, $stackPtr, 'SpaceAfterBracket', $data);
}
}
}//end process()
}//end class
?>