<?php
/**
* Checks that the declaration of an anon class is correct.
*
* @author Greg Sherwood <gsherwood@squiz.net>
* @copyright 2006-2019 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\PSR12\Sniffs\Classes;
use PHP_CodeSniffer\Files\File;
use PHP_CodeSniffer\Standards\Generic\Sniffs\Functions\FunctionCallArgumentSpacingSniff;
use PHP_CodeSniffer\Standards\PSR2\Sniffs\Classes\ClassDeclarationSniff;
use PHP_CodeSniffer\Standards\Squiz\Sniffs\Functions\MultiLineFunctionDeclarationSniff;
use PHP_CodeSniffer\Util\Tokens;
class AnonClassDeclarationSniff extends ClassDeclarationSniff
{
/**
* The PSR2 MultiLineFunctionDeclarations sniff.
*
* @var MultiLineFunctionDeclarationSniff
*/
private $multiLineSniff = null;
/**
* The Generic FunctionCallArgumentSpacing sniff.
*
* @var FunctionCallArgumentSpacingSniff
*/
private $functionCallSniff = null;
/**
* Returns an array of tokens this test wants to listen for.
*
* @return array
*/
public function register()
{
return [T_ANON_CLASS];
}//end register()
/**
* Processes this test, when one of its tokens is encountered.
*
* @param \PHP_CodeSniffer\Files\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(File $phpcsFile, $stackPtr)
{
$tokens = $phpcsFile->getTokens();
if (isset($tokens[$stackPtr]['scope_opener']) === false) {
return;
}
$this->multiLineSniff = new MultiLineFunctionDeclarationSniff();
$this->functionCallSniff = new FunctionCallArgumentSpacingSniff();
$this->processOpen($phpcsFile, $stackPtr);
$this->processClose($phpcsFile, $stackPtr);
if (isset($tokens[$stackPtr]['parenthesis_opener']) === true) {
$openBracket = $tokens[$stackPtr]['parenthesis_opener'];
if ($this->multiLineSniff->isMultiLineDeclaration($phpcsFile, $stackPtr, $openBracket, $tokens) === true) {
$this->processMultiLineArgumentList($phpcsFile, $stackPtr);
} else {
$this->processSingleLineArgumentList($phpcsFile, $stackPtr);
}
$this->functionCallSniff->checkSpacing($phpcsFile, $stackPtr, $openBracket);
}
$opener = $tokens[$stackPtr]['scope_opener'];
if ($tokens[$opener]['line'] === $tokens[$stackPtr]['line']) {
return;
}
$prev = $phpcsFile->findPrevious(T_WHITESPACE, ($opener - 1), $stackPtr, true);
$implements = $phpcsFile->findPrevious(T_IMPLEMENTS, ($opener - 1), $stackPtr);
if ($implements !== false
&& $tokens[$opener]['line'] !== $tokens[$implements]['line']
&& $tokens[$opener]['line'] === $tokens[$prev]['line']
) {
// Opening brace must be on a new line as implements list wraps.
$error = 'Opening brace must be on the line after the last implemented interface';
$fix = $phpcsFile->addFixableError($error, $opener, 'OpenBraceSameLine');
if ($fix === true) {
$first = $phpcsFile->findFirstOnLine(T_WHITESPACE, $stackPtr, true);
$indent = str_repeat(' ', ($tokens[$first]['column'] - 1));
$phpcsFile->fixer->beginChangeset();
$phpcsFile->fixer->replaceToken(($prev + 1), '');
$phpcsFile->fixer->addNewline($prev);
$phpcsFile->fixer->addContentBefore($opener, $indent);
$phpcsFile->fixer->endChangeset();
}
}
if ($tokens[$opener]['line'] > ($tokens[$prev]['line'] + 1)) {
// Opening brace is on a new line, so there must be no blank line before it.
$error = 'Opening brace must not be preceded by a blank line';
$fix = $phpcsFile->addFixableError($error, $opener, 'OpenBraceLine');
if ($fix === true) {
$phpcsFile->fixer->beginChangeset();
for ($x = ($prev + 1); $x < $opener; $x++) {
if ($tokens[$x]['line'] === $tokens[$prev]['line']) {
// Maintain existing newline.
continue;
}
if ($tokens[$x]['line'] === $tokens[$opener]['line']) {
// Maintain existing indent.
break;
}
$phpcsFile->fixer->replaceToken($x, '');
}
$phpcsFile->fixer->endChangeset();
}
}//end if
}//end process()
/**
* Processes this test, when one of its tokens is encountered.
*
* @param \PHP_CodeSniffer\Files\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 processSingleLineArgumentList(File $phpcsFile, $stackPtr)
{
$tokens = $phpcsFile->getTokens();
$openBracket = $tokens[$stackPtr]['parenthesis_opener'];
$closeBracket = $tokens[$openBracket]['parenthesis_closer'];
if ($openBracket === ($closeBracket - 1)) {
return;
}
if ($tokens[($openBracket + 1)]['code'] === T_WHITESPACE) {
$error = 'Space after opening parenthesis of single-line argument list prohibited';
$fix = $phpcsFile->addFixableError($error, $stackPtr, 'SpaceAfterOpenBracket');
if ($fix === true) {
$phpcsFile->fixer->replaceToken(($openBracket + 1), '');
}
}
$spaceBeforeClose = 0;
$prev = $phpcsFile->findPrevious(T_WHITESPACE, ($closeBracket - 1), $openBracket, true);
if ($tokens[$prev]['code'] === T_END_HEREDOC || $tokens[$prev]['code'] === T_END_NOWDOC) {
// Need a newline after these tokens, so ignore this rule.
return;
}
if ($tokens[$prev]['line'] !== $tokens[$closeBracket]['line']) {
$spaceBeforeClose = 'newline';
} else if ($tokens[($closeBracket - 1)]['code'] === T_WHITESPACE) {
$spaceBeforeClose = $tokens[($closeBracket - 1)]['length'];
}
if ($spaceBeforeClose !== 0) {
$error = 'Space before closing parenthesis of single-line argument list prohibited';
$fix = $phpcsFile->addFixableError($error, $stackPtr, 'SpaceBeforeCloseBracket');
if ($fix === true) {
if ($spaceBeforeClose === 'newline') {
$phpcsFile->fixer->beginChangeset();
$closingContent = ')';
$next = $phpcsFile->findNext(T_WHITESPACE, ($closeBracket + 1), null, true);
if ($tokens[$next]['code'] === T_SEMICOLON) {
$closingContent .= ';';
for ($i = ($closeBracket + 1); $i <= $next; $i++) {
$phpcsFile->fixer->replaceToken($i, '');
}
}
// We want to jump over any whitespace or inline comment and
// move the closing parenthesis after any other token.
$prev = ($closeBracket - 1);
while (isset(Tokens::$emptyTokens[$tokens[$prev]['code']]) === true) {
if (($tokens[$prev]['code'] === T_COMMENT)
&& (strpos($tokens[$prev]['content'], '*/') !== false)
) {
break;
}
$prev--;
}
$phpcsFile->fixer->addContent($prev, $closingContent);
$prevNonWhitespace = $phpcsFile->findPrevious(T_WHITESPACE, ($closeBracket - 1), null, true);
for ($i = ($prevNonWhitespace + 1); $i <= $closeBracket; $i++) {
$phpcsFile->fixer->replaceToken($i, '');
}
$phpcsFile->fixer->endChangeset();
} else {
$phpcsFile->fixer->replaceToken(($closeBracket - 1), '');
}//end if
}//end if
}//end if
}//end processSingleLineArgumentList()
/**
* Processes this test, when one of its tokens is encountered.
*
* @param \PHP_CodeSniffer\Files\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 processMultiLineArgumentList(File $phpcsFile, $stackPtr)
{
$tokens = $phpcsFile->getTokens();
$openBracket = $tokens[$stackPtr]['parenthesis_opener'];
$this->multiLineSniff->processBracket($phpcsFile, $openBracket, $tokens, 'argument');
$this->multiLineSniff->processArgumentList($phpcsFile, $stackPtr, $this->indent, 'argument');
}//end processMultiLineArgumentList()
}//end class