Source for file DisallowSpaceIndentSniff.php
Documentation is available at DisallowSpaceIndentSniff.php
* Throws errors if spaces are used for indentation.
* @author Greg Sherwood <gsherwood@squiz.net>
* @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
* @license https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
namespace PHP_CodeSniffer\Standards\Generic\Sniffs\WhiteSpace;
use PHP_CodeSniffer\Sniffs\Sniff;
use PHP_CodeSniffer\Files\File;
class DisallowSpaceIndentSniff implements Sniff
* A list of tokenizers this sniff supports.
public $supportedTokenizers = array (
* The --tab-width CLI value that is being used.
private $tabWidth = null;
* Returns an array of tokens this test wants to listen for.
public function register ()
return array (T_OPEN_TAG );
* Processes this test, when one of its tokens is encountered.
* @param PHP_CodeSniffer_File $phpcsFile All the tokens found in the document.
* @param int $stackPtr The position of the current token in
* the stack passed in $tokens.
public function process (File $phpcsFile, $stackPtr)
if ($this->tabWidth === null ) {
if (isset ($phpcsFile->config ->tabWidth ) === false || $phpcsFile->config ->tabWidth === 0 ) {
// We have no idea how wide tabs are, so assume 4 spaces for fixing.
// It shouldn't really matter because indent checks elsewhere in the
// standard should fix things up.
$this->tabWidth = $phpcsFile->config ->tabWidth;
$tokens = $phpcsFile->getTokens ();
for ($i = ($stackPtr + 1 ); $i < $phpcsFile->numTokens; $i++ ) {
if ($tokens[$i]['column'] !== 1 || isset ($checkTokens[$tokens[$i]['code']]) === false ) {
// If tabs are being converted to spaces, the original content
// should be used instead of the converted content.
if (isset ($tokens[$i]['orig_content']) === true ) {
$content = $tokens[$i]['orig_content'];
$content = $tokens[$i]['content'];
if ($content[0 ] === ' ') {
// Ignore file/class-level DocBlock.
// Space are considered ok if they are proceeded by tabs and not followed
// by tabs, as is the case with standard docblock comments.
$phpcsFile->recordMetric ($i, 'Line indent', 'spaces');
$error = 'Tabs must be used to indent lines; spaces are not allowed';
$fix = $phpcsFile->addFixableError ($error, $i, 'SpacesUsed');
$trimmed = ltrim($content, ' ');
if ($numSpaces < $this->tabWidth) {
$numTabs = floor($numSpaces / $this->tabWidth);
$remaining = ($numSpaces - ($numTabs * $this->tabWidth));
$phpcsFile->fixer ->replaceToken ($i, $padding. $trimmed);
} else if ($content[0 ] === "\t") {
$phpcsFile->recordMetric ($i, 'Line indent', 'tabs');
// Ignore the rest of the file.
return ($phpcsFile->numTokens + 1 );
Documentation generated on Mon, 11 Mar 2019 14:49:36 -0400 by phpDocumentor 1.4.4. PEAR Logo Copyright © PHP Group 2004.
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