Viewing file:  FunctionDeclarationArgumentSpacingSniff.php (9.45 KB) -rwxrwxr-x
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<?php
/**
* Squiz_Sniffs_Functions_FunctionDeclarationArgumentSpacingSniff.
*
* 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: FunctionDeclarationArgumentSpacingSniff.php,v 1.10 2007/10/19 07:05:35 squiz Exp $
* @link http://pear.php.net/package/PHP_CodeSniffer
*/
/**
* Squiz_Sniffs_Functions_FunctionDeclarationArgumentSpacingSniff.
*
* Checks that arguments in function declarations are spaced correctly.
*
* @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_FunctionDeclarationArgumentSpacingSniff implements PHP_CodeSniffer_Sniff
{
/**
* Returns an array of tokens this test wants to listen for.
*
* @return array
*/
public function register()
{
return array(T_FUNCTION);
}//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();
$functionName = $phpcsFile->findNext(array(T_STRING), $stackPtr);
$openBracket = $tokens[$stackPtr]['parenthesis_opener'];
$closeBracket = $tokens[$stackPtr]['parenthesis_closer'];
$nextParam = $openBracket;
$params = array();
while (($nextParam = $phpcsFile->findNext(T_VARIABLE, ($nextParam + 1), $closeBracket)) !== false) {
$nextToken = $phpcsFile->findNext(T_WHITESPACE, ($nextParam + 1), ($closeBracket + 1), true);
if ($nextToken === false) {
break;
}
$nextCode = $tokens[$nextToken]['code'];
if ($nextCode === T_EQUAL) {
// Check parameter default spacing.
if (($nextToken - $nextParam) > 1) {
$gap = strlen($tokens[($nextParam + 1)]['content']);
$arg = $tokens[$nextParam]['content'];
$error = "[Funciones#declaracion] Expected 0 spaces between argument \"$arg\" and equals sign; $gap found";
$phpcsFile->addError($error, $nextToken);
}
if ($tokens[($nextToken + 1)]['code'] === T_WHITESPACE) {
$gap = strlen($tokens[($nextToken + 1)]['content']);
$arg = $tokens[$nextParam]['content'];
$error = "[Funciones#declaracion] Expected 0 spaces between default value and equals sign for argument \"$arg\"; $gap found";
$phpcsFile->addError($error, $nextToken);
}
}
// Find and check the comma (if there is one).
$nextComma = $phpcsFile->findNext(T_COMMA, ($nextParam + 1), $closeBracket);
if ($nextComma !== false) {
// Comma found.
if ($tokens[($nextComma - 1)]['code'] === T_WHITESPACE) {
$space = strlen($tokens[($nextComma - 1)]['content']);
$arg = $tokens[$nextParam]['content'];
$error = "[Funciones#declaracion] Expected 0 spaces between argument \"$arg\" and comma; $space found";
$phpcsFile->addError($error, $nextToken);
}
}
// Take references into account when expecting the
// location of whitespace.
if ($phpcsFile->isReference(($nextParam - 1)) === true) {
$whitespace = $tokens[($nextParam - 2)];
} else {
$whitespace = $tokens[($nextParam - 1)];
}
if (empty($params) === false) {
// This is not the first argument in the function declaration.
$arg = $tokens[$nextParam]['content'];
if ($whitespace['code'] === T_WHITESPACE) {
$gap = strlen($whitespace['content']);
// Before we throw an error, make sure there is no type hint.
$comma = $phpcsFile->findPrevious(T_COMMA, ($nextParam - 1));
$nextToken = $phpcsFile->findNext(T_WHITESPACE, ($comma + 1), null, true);
if ($phpcsFile->isReference($nextToken) === true) {
$nextToken++;
}
if ($nextToken !== $nextParam) {
// There was a type hint, so check the spacing between
// the hint and the variable as well.
$hint = $tokens[$nextToken]['content'];
if ($gap !== 1) {
$error = "[Funciones#declaracion] Expected 1 space between type hint and argument \"$arg\"; $gap found";
$phpcsFile->addError($error, $nextToken);
}
if ($tokens[($comma + 1)]['code'] !== T_WHITESPACE) {
$error = "[Funciones#declaracion] Expected 1 space between comma and type hint \"$hint\"; 0 found";
$phpcsFile->addError($error, $nextToken);
} else {
$gap = strlen($tokens[($comma + 1)]['content']);
if ($gap !== 1) {
$error = "[Funciones#declaracion] Expected 1 space between comma and type hint \"$hint\"; $gap found";
$phpcsFile->addError($error, $nextToken);
}
}
} else if ($gap !== 1) {
$error = "[Funciones#declaracion] Expected 1 space between comma and argument \"$arg\"; $gap found";
$phpcsFile->addError($error, $nextToken);
}//end if
} else {
$error = "[Funciones#declaracion] Expected 1 space between comma and argument \"$arg\"; 0 found";
$phpcsFile->addError($error, $nextToken);
}//end if
} else {
// First argument in function declaration.
if ($whitespace['code'] === T_WHITESPACE) {
$gap = strlen($whitespace['content']);
$arg = $tokens[$nextParam]['content'];
// Before we throw an error, make sure there is no type hint.
$bracket = $phpcsFile->findPrevious(T_OPEN_PARENTHESIS, ($nextParam - 1));
$nextToken = $phpcsFile->findNext(T_WHITESPACE, ($bracket + 1), null, true);
if ($phpcsFile->isReference($nextToken) === true) {
$nextToken++;
}
if ($nextToken !== $nextParam) {
// There was a type hint, so check the spacing between
// the hint and the variable as well.
$hint = $tokens[$nextToken]['content'];
if ($gap !== 1) {
$error = "[Funciones#declaracion] Expected 1 space between type hint and argument \"$arg\"; $gap found";
$phpcsFile->addError($error, $nextToken);
}
if ($tokens[($bracket + 1)]['code'] === T_WHITESPACE) {
$gap = strlen($tokens[($bracket + 1)]['content']);
$error = "[Funciones#declaracion] Expected 0 spaces between opening bracket and type hint \"$hint\"; $gap found";
$phpcsFile->addError($error, $nextToken);
}
} else {
$error = "[Funciones#declaracion] Expected 0 spaces between opening bracket and argument \"$arg\"; $gap found";
$phpcsFile->addError($error, $nextToken);
}
}//end if
}//end if
$params[] = $nextParam;
}//end while
if (empty($params) === true) {
// There are no parameters for this function.
if (($closeBracket - $openBracket) !== 1) {
$space = strlen($tokens[($closeBracket - 1)]['content']);
$error = "[Funciones#declaracion] Expected 0 spaces between brackets of function declaration; $space found";
$phpcsFile->addError($error, $stackPtr);
}
} else if ($tokens[($closeBracket - 1)]['code'] === T_WHITESPACE) {
$lastParam = array_pop($params);
$arg = $tokens[$lastParam]['content'];
$gap = strlen($tokens[($closeBracket - 1)]['content']);
$error = "[Funciones#declaracion] Expected 0 spaces between argument \"$arg\" and closing bracket; $gap found";
$phpcsFile->addError($error, $closeBracket);
}
}//end process()
}//end class
?>
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