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<?php
/**
* PEAR_Sniffs_Functions_FunctionDeclarationSniff.
*
* PHP version 5
*
* @category PHP
* @package PHP_CodeSniffer
* @author Greg Sherwood <gsherwood@squiz.net>
* @copyright 2006-2011 Squiz Pty Ltd (ABN 77 084 670 600)
* @license http://matrix.squiz.net/developer/tools/php_cs/licence BSD Licence
* @link http://pear.php.net/package/PHP_CodeSniffer
*/
/**
* PEAR_Sniffs_Formatting_MultiLineAssignmentSniff.
*
* If an assignment goes over two lines, ensure the equal sign is indented.
*
* @category PHP
* @package PHP_CodeSniffer
* @author Greg Sherwood <gsherwood@squiz.net>
* @copyright 2006-2011 Squiz Pty Ltd (ABN 77 084 670 600)
* @license http://matrix.squiz.net/developer/tools/php_cs/licence BSD Licence
* @version Release: 1.3.3
* @link http://pear.php.net/package/PHP_CodeSniffer
*/
class PEAR_Sniffs_Formatting_MultiLineAssignmentSniff implements PHP_CodeSniffer_Sniff
{
/**
* Returns an array of tokens this test wants to listen for.
*
* @return array
*/
public function register()
{
return array(T_EQUAL);
}//end register()
/**
* Processes this test, when one of its tokens is encountered.
*
* @param PHP_CodeSniffer_File $phpcsFile The file being scanned.
* @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();
// Equal sign can't be the last thing on the line.
$next = $phpcsFile->findNext(T_WHITESPACE, ($stackPtr + 1), null, true);
if ($next === false) {
// Bad assignment.
return;
}
if ($tokens[$next]['line'] !== $tokens[$stackPtr]['line']) {
$error = 'Multi-line assignments must have the equal sign on the second line';
$phpcsFile->addError($error, $stackPtr, 'EqualSignLine');
return;
}
// Make sure it is the first thing on the line, otherwise we ignore it.
$prev = $phpcsFile->findPrevious(T_WHITESPACE, ($stackPtr - 1), false, true);
if ($prev === false) {
// Bad assignment.
return;
}
if ($tokens[$prev]['line'] === $tokens[$stackPtr]['line']) {
return;
}
// Find the required indent based on the ident of the previous line.
$assignmentIndent = 0;
$prevLine = $tokens[$prev]['line'];
for ($i = ($prev - 1); $i >= 0; $i--) {
if ($tokens[$i]['line'] !== $prevLine) {
$i++;
break;
}
}
if ($tokens[$i]['code'] === T_WHITESPACE) {
$assignmentIndent = strlen($tokens[$i]['content']);
}
// Find the actual indent.
$prev = $phpcsFile->findPrevious(T_WHITESPACE, ($stackPtr - 1));
$expectedIndent = ($assignmentIndent + 4);
$foundIndent = strlen($tokens[$prev]['content']);
if ($foundIndent !== $expectedIndent) {
$error = 'Multi-line assignment not indented correctly; expected %s spaces but found %s';
$data = array(
$expectedIndent,
$foundIndent,
);
$phpcsFile->addError($error, $stackPtr, 'Indent', $data);
}
}//end process()
}//end class
?>
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