<?php
/**
* Generic_Sniffs_Functions_FunctionCallArgumentSpacingSniff.
*
* 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
*/
/**
* Generic_Sniffs_Functions_FunctionCallArgumentSpacingSniff.
*
* Checks that calls to methods and functions are spaced correctly.
*
* @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 Generic_Sniffs_Functions_FunctionCallArgumentSpacingSniff implements PHP_CodeSniffer_Sniff
{
/**
* Returns an array of tokens this test wants to listen for.
*
* @return array
*/
public function register()
{
return array(T_STRING);
}//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();
// Skip tokens that are the names of functions or classes
// within their definitions. For example:
// function myFunction...
// "myFunction" is T_STRING but we should skip because it is not a
// function or method *call*.
$functionName = $stackPtr;
$ignoreTokens = PHP_CodeSniffer_Tokens::$emptyTokens;
$ignoreTokens[] = T_BITWISE_AND;
$functionKeyword = $phpcsFile->findPrevious($ignoreTokens, ($stackPtr - 1), null, true);
if ($tokens[$functionKeyword]['code'] === T_FUNCTION || $tokens[$functionKeyword]['code'] === T_CLASS) {
return;
}
// If the next non-whitespace token after the function or method call
// is not an opening parenthesis then it cant really be a *call*.
$openBracket = $phpcsFile->findNext(PHP_CodeSniffer_Tokens::$emptyTokens, ($functionName + 1), null, true);
if ($tokens[$openBracket]['code'] !== T_OPEN_PARENTHESIS) {
return;
}
$closeBracket = $tokens[$openBracket]['parenthesis_closer'];
$nextSeparator = $openBracket;
$find = array(
T_COMMA,
T_VARIABLE,
T_CLOSURE,
T_OPEN_SHORT_ARRAY,
);
while (($nextSeparator = $phpcsFile->findNext($find, ($nextSeparator + 1), $closeBracket)) !== false) {
if ($tokens[$nextSeparator]['code'] === T_CLOSURE) {
// Skip closures.
$nextSeparator = $tokens[$nextSeparator]['scope_closer'];
continue;
} else if ($tokens[$nextSeparator]['code'] === T_OPEN_SHORT_ARRAY) {
// Skips arrays using short notation.
$nextSeparator = $tokens[$nextSeparator]['bracket_closer'];
continue;
}
// Make sure the comma or variable belongs directly to this function call,
// and is not inside a nested function call or array.
$brackets = $tokens[$nextSeparator]['nested_parenthesis'];
$lastBracket = array_pop($brackets);
if ($lastBracket !== $closeBracket) {
continue;
}
if ($tokens[$nextSeparator]['code'] === T_COMMA) {
if ($tokens[($nextSeparator - 1)]['code'] === T_WHITESPACE) {
if (in_array($tokens[($nextSeparator - 2)]['code'], PHP_CodeSniffer_Tokens::$heredocTokens) === false) {
$error = 'Space found before comma in function call';
$phpcsFile->addError($error, $nextSeparator, 'SpaceBeforeComma');
}
}
if ($tokens[($nextSeparator + 1)]['code'] !== T_WHITESPACE) {
$error = 'No space found after comma in function call';
$phpcsFile->addError($error, $nextSeparator, 'NoSpaceAfterComma');
} else {
// If there is a newline in the space, then the must be formatting
// each argument on a newline, which is valid, so ignore it.
if (strpos($tokens[($nextSeparator + 1)]['content'], $phpcsFile->eolChar) === false) {
$space = strlen($tokens[($nextSeparator + 1)]['content']);
if ($space > 1) {
$error = 'Expected 1 space after comma in function call; %s found';
$data = array($space);
$phpcsFile->addError($error, $nextSeparator, 'TooMuchSpaceAfterComma', $data);
}
}
}
} else {
// Token is a variable.
$nextToken = $phpcsFile->findNext(PHP_CodeSniffer_Tokens::$emptyTokens, ($nextSeparator + 1), $closeBracket, true);
if ($nextToken !== false) {
if ($tokens[$nextToken]['code'] === T_EQUAL) {
if (($tokens[($nextToken - 1)]['code']) !== T_WHITESPACE) {
$error = 'Expected 1 space before = sign of default value';
$phpcsFile->addError($error, $nextToken, 'NoSpaceBeforeEquals');
}
if ($tokens[($nextToken + 1)]['code'] !== T_WHITESPACE) {
$error = 'Expected 1 space after = sign of default value';
$phpcsFile->addError($error, $nextToken, 'NoSpaceAfterEquals');
}
}
}
}//end if
}//end while
}//end process()
}//end class