<?php
/**
* Squiz_Sniffs_Functions_MultiLineFunctionDeclarationSniff.
*
* PHP version 5
*
* @category PHP
* @package PHP_CodeSniffer
* @author Greg Sherwood <gsherwood@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
*/
if (class_exists('PEAR_Sniffs_Functions_FunctionDeclarationSniff', true) === false) {
$error = 'Class PEAR_Sniffs_Functions_FunctionDeclarationSniff not found';
throw new PHP_CodeSniffer_Exception($error);
}
/**
* Squiz_Sniffs_Functions_MultiLineFunctionDeclarationSniff.
*
* Ensure single and multi-line function declarations are defined correctly.
*
* @category PHP
* @package PHP_CodeSniffer
* @author Greg Sherwood <gsherwood@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_Functions_MultiLineFunctionDeclarationSniff extends PEAR_Sniffs_Functions_FunctionDeclarationSniff
{
/**
* Processes multi-line declarations.
*
* @param PHP_CodeSniffer_File $phpcsFile The file being scanned.
* @param int $stackPtr The position of the current token
* in the stack passed in $tokens.
* @param array $tokens The stack of tokens that make up
* the file.
*
* @return void
*/
public function processMultiLineDeclaration(PHP_CodeSniffer_File $phpcsFile, $stackPtr, $tokens)
{
// We do everything the parent sniff does, and a bit more.
parent::processMultiLineDeclaration($phpcsFile, $stackPtr, $tokens);
$openBracket = $tokens[$stackPtr]['parenthesis_opener'];
$this->processBracket($phpcsFile, $openBracket, $tokens, 'function');
if ($tokens[$stackPtr]['code'] !== T_CLOSURE) {
return;
}
$use = $phpcsFile->findNext(T_USE, ($tokens[$stackPtr]['parenthesis_closer'] + 1), $tokens[$stackPtr]['scope_opener']);
if ($use === false) {
return;
}
$openBracket = $phpcsFile->findNext(T_OPEN_PARENTHESIS, ($use + 1), null);
$this->processBracket($phpcsFile, $openBracket, $tokens, 'use');
// Also check spacing.
if ($tokens[($use - 1)]['code'] === T_WHITESPACE) {
$gap = strlen($tokens[($use - 1)]['content']);
} else {
$gap = 0;
}
}//end processMultiLineDeclaration()
/**
* Processes the contents of a single set of brackets.
*
* @param PHP_CodeSniffer_File $phpcsFile The file being scanned.
* @param int $openBracket The position of the open bracket
* in the stack passed in $tokens.
* @param array $tokens The stack of tokens that make up
* the file.
* @param string $type The type of the token the brackets
* belong to (function or use).
*
* @return void
*/
public function processBracket(PHP_CodeSniffer_File $phpcsFile, $openBracket, $tokens, $type='function')
{
$errorPrefix = '';
if ($type === 'use') {
$errorPrefix = 'Use';
}
$closeBracket = $tokens[$openBracket]['parenthesis_closer'];
// The open bracket should be the last thing on the line.
if ($tokens[$openBracket]['line'] !== $tokens[$closeBracket]['line']) {
$next = $phpcsFile->findNext(T_WHITESPACE, ($openBracket + 1), null, true);
if ($tokens[$next]['line'] !== ($tokens[$openBracket]['line'] + 1)) {
$error = 'The first parameter of a multi-line '.$type.' declaration must be on the line after the opening bracket';
$phpcsFile->addError($error, $next, $errorPrefix.'FirstParamSpacing');
}
}
// Each line between the brackets should contain a single parameter.
$lastCommaLine = null;
for ($i = ($openBracket + 1); $i < $closeBracket; $i++) {
// Skip brackets, like arrays, as they can contain commas.
if (isset($tokens[$i]['parenthesis_opener']) === true) {
$i = $tokens[$i]['parenthesis_closer'];
continue;
}
if ($tokens[$i]['code'] === T_COMMA) {
if ($lastCommaLine !== null && $lastCommaLine === $tokens[$i]['line']) {
$error = 'Multi-line '.$type.' declarations must define one parameter per line';
$phpcsFile->addError($error, $i, $errorPrefix.'OneParamPerLine');
} else {
// Comma must be the last thing on the line.
$next = $phpcsFile->findNext(T_WHITESPACE, ($i + 1), null, true);
if ($tokens[$next]['line'] !== ($tokens[$i]['line'] + 1)) {
$error = 'Commas in multi-line '.$type.' declarations must be the last content on a line';
$phpcsFile->addError($error, $next, $errorPrefix.'ContentAfterComma');
}
}
$lastCommaLine = $tokens[$i]['line'];
}
}
}//end processBracket()
}//end class
?>