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<?php
/**
* Squiz_Sniffs_ControlStructures_InlineControlStructureSniff.
*
* PHP version 5
*
* @category PHP
* @package PHP_CodeSniffer
* @author Greg Sherwood <gsherwood@squiz.net>
* @author Marc McIntyre <mmcintyre@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
*/
/**
* Squiz_Sniffs_ControlStructures_InlineIfDeclarationSniff.
*
* Tests the spacing of shorthand IF statements.
*
* @category PHP
* @package PHP_CodeSniffer
* @author Greg Sherwood <gsherwood@squiz.net>
* @author Marc McIntyre <mmcintyre@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: 1.3.4
* @link http://pear.php.net/package/PHP_CodeSniffer
*/
class Squiz_Sniffs_ControlStructures_InlineIfDeclarationSniff implements PHP_CodeSniffer_Sniff
{
/**
* Returns an array of tokens this test wants to listen for.
*
* @return array
*/
public function register()
{
return array(T_INLINE_THEN);
}//end register()
/**
* Processes this sniff, 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 = $phpcsFile->getTokens();
// Find the opening bracket of the inline IF.
for ($i = ($stackPtr - 1); $i > 0; $i--) {
if (isset($tokens[$i]['parenthesis_opener']) === true
&& $tokens[$i]['parenthesis_opener'] < $i
) {
$i = $tokens[$i]['parenthesis_opener'];
continue;
}
if ($tokens[$i]['code'] === T_OPEN_PARENTHESIS) {
break;
}
}
if ($i <= 0) {
// Could not find the begining of the statement. Probably not
// wrapped with brackets, so assume it ends with a semicolon.
$statementEnd = $phpcsFile->findNext(T_SEMICOLON, ($stackPtr + 1));
} else {
$statementEnd = $tokens[$i]['parenthesis_closer'];
}
// Make sure it's all on the same line.
if ($tokens[$statementEnd]['line'] !== $tokens[$stackPtr]['line']) {
$error = 'Inline shorthand IF statement must be declared on a single line';
$phpcsFile->addError($error, $stackPtr, 'NotSingleLine');
return;
}
// Make sure there are spaces around the question mark.
$contentBefore = $phpcsFile->findPrevious(T_WHITESPACE, ($stackPtr - 1), null, true);
$contentAfter = $phpcsFile->findNext(T_WHITESPACE, ($stackPtr + 1), null, true);
if ($tokens[$contentBefore]['code'] !== T_CLOSE_PARENTHESIS) {
$error = 'Inline shorthand IF statement requires brackets around comparison';
$phpcsFile->addError($error, $stackPtr, 'NoBrackets');
return;
}
$spaceBefore = ($tokens[$stackPtr]['column'] - ($tokens[$contentBefore]['column'] + strlen($tokens[$contentBefore]['content'])));
if ($spaceBefore !== 1) {
$error = 'Inline shorthand IF statement requires 1 space before THEN; %s found';
$data = array($spaceBefore);
$phpcsFile->addError($error, $stackPtr, 'SpacingBeforeThen', $data);
}
$spaceAfter = (($tokens[$contentAfter]['column']) - ($tokens[$stackPtr]['column'] + 1));
if ($spaceAfter !== 1) {
$error = 'Inline shorthand IF statement requires 1 space after THEN; %s found';
$data = array($spaceAfter);
$phpcsFile->addError($error, $stackPtr, 'SpacingAfterThen', $data);
}
// If there is an else in this condition, make sure it has correct spacing.
$inlineElse = $phpcsFile->findNext(T_COLON, ($stackPtr + 1), $statementEnd, false);
if ($inlineElse === false) {
// No else condition.
return;
}
$contentBefore = $phpcsFile->findPrevious(T_WHITESPACE, ($inlineElse - 1), null, true);
$contentAfter = $phpcsFile->findNext(T_WHITESPACE, ($inlineElse + 1), null, true);
$spaceBefore = ($tokens[$inlineElse]['column'] - ($tokens[$contentBefore]['column'] + strlen($tokens[$contentBefore]['content'])));
if ($spaceBefore !== 1) {
$error = 'Inline shorthand IF statement requires 1 space before ELSE; %s found';
$data = array($spaceBefore);
$phpcsFile->addError($error, $inlineElse, 'SpacingBeforeElse', $data);
}
$spaceAfter = (($tokens[$contentAfter]['column']) - ($tokens[$inlineElse]['column'] + 1));
if ($spaceAfter !== 1) {
$error = 'Inline shorthand IF statement requires 1 space after ELSE; %s found';
$data = array($spaceAfter);
$phpcsFile->addError($error, $inlineElse, 'SpacingAfterElse', $data);
}
}//end process()
}//end class
?>
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