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<?php
/**
* PEAR_Sniffs_Functions_FunctionCallSignatureSniff.
*
* PHP version 5
*
* @category PHP
* @package PHP_CodeSniffer
* @author Greg Sherwood <gsherwood@squiz.net>
* @author Marc McIntyre <mmcintyre@squiz.net>
* @copyright 2006 Squiz Pty Ltd (ABN 77 084 670 600)
* @license http://matrix.squiz.net/developer/tools/php_cs/licence BSD Licence
* @version CVS: $Id: FunctionCallSignatureSniff.php,v 1.5 2007/07/23 01:47:53 squiz Exp $
* @link http://pear.php.net/package/PHP_CodeSniffer
*/
/**
* PEAR_Sniffs_Functions_FunctionCallSignatureSniff.
*
* @category PHP
* @package PHP_CodeSniffer
* @author Greg Sherwood <gsherwood@squiz.net>
* @author Marc McIntyre <mmcintyre@squiz.net>
* @copyright 2006 Squiz Pty Ltd (ABN 77 084 670 600)
* @license http://matrix.squiz.net/developer/tools/php_cs/licence BSD Licence
* @version Release: 1.1.0
* @link http://pear.php.net/package/PHP_CodeSniffer
*/
class Toba_Sniffs_Functions_FunctionCallSignatureSniff 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();
// Find the next non-empty token.
$next = $phpcsFile->findNext(PHP_CodeSniffer_Tokens::$emptyTokens, ($stackPtr + 1), null, true);
if ($tokens[$next]['code'] !== T_OPEN_PARENTHESIS) {
// Not a function call.
return;
}
if (isset($tokens[$next]['parenthesis_closer']) === false) {
// Not a function call.
return;
}
// Find the previous non-empty token.
$previous = $phpcsFile->findPrevious(PHP_CodeSniffer_Tokens::$emptyTokens, ($stackPtr - 1), null, true);
if ($tokens[$previous]['code'] === T_FUNCTION) {
// It's a function definition, not a function call.
return;
}
if ($tokens[$previous]['code'] === T_NEW) {
// We are creating an object, not calling a function.
return;
}
if (($stackPtr + 1) !== $next) {
// Checking this: $value = my_function[*](...).
$error = '[Funciones#invocacion] Space before opening parenthesis of function call prohibited';
$phpcsFile->addError($error, $stackPtr);
}
if ($tokens[($next + 1)]['code'] === T_WHITESPACE) {
// Checking this: $value = my_function([*]...).
$error = '[Funciones#invocacion] Space after opening parenthesis of function call prohibited';
$phpcsFile->addError($error, $stackPtr);
}
$closer = $tokens[$next]['parenthesis_closer'];
if ($tokens[($closer - 1)]['code'] === T_WHITESPACE) {
// Checking this: $value = my_function(...[*]).
$between = $phpcsFile->findNext(T_WHITESPACE, ($next + 1), null, true);
// Only throw an error if there is some content between the parenthesis.
// IE. Checking for this: $value = my_function().
// If there is no content, then we would have thrown an error in the
// previous IF statement because it would look like this:
// $value = my_function( ).
if ($between !== $closer) {
$error = '[Funciones#invocacion] Space before closing parenthesis of function call prohibited';
$phpcsFile->addError($error, $closer);
}
}
$next = $phpcsFile->findNext(T_WHITESPACE, ($closer + 1), null, true);
if ($tokens[$next]['code'] === T_SEMICOLON) {
if (in_array($tokens[($closer + 1)]['code'], PHP_CodeSniffer_Tokens::$emptyTokens) === true) {
$error = '[Funciones#invocacion] Space after closing parenthesis of function call prohibited';
$phpcsFile->addError($error, $closer);
}
}
}//end process()
}//end class
?>
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