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<?php
/*
* This file is part of PHP CS Fixer.
*
* (c) Fabien Potencier <fabien@symfony.com>
* Dariusz Rumiński <dariusz.ruminski@gmail.com>
*
* This source file is subject to the MIT license that is bundled
* with this source code in the file LICENSE.
*/
namespace PhpCsFixer\Fixer\Operator;
use PhpCsFixer\AbstractFixer;
use PhpCsFixer\FixerDefinition\CodeSample;
use PhpCsFixer\FixerDefinition\FixerDefinition;
use PhpCsFixer\Tokenizer\CT;
use PhpCsFixer\Tokenizer\Token;
use PhpCsFixer\Tokenizer\Tokens;
/**
* @author Dariusz Rumiński <dariusz.ruminski@gmail.com>
*/
final class NewWithBracesFixer extends AbstractFixer
{
/**
* {@inheritdoc}
*/
public function getDefinition()
{
return new FixerDefinition(
'All instances created with new keyword must be followed by braces.',
[new CodeSample("<?php \$x = new X;\n")]
);
}
/**
* {@inheritdoc}
*/
public function isCandidate(Tokens $tokens)
{
return $tokens->isTokenKindFound(T_NEW);
}
/**
* {@inheritdoc}
*/
protected function applyFix(\SplFileInfo $file, Tokens $tokens)
{
static $nextTokenKinds = null;
if (null === $nextTokenKinds) {
$nextTokenKinds = [
'?',
';',
',',
'(',
')',
'[',
']',
':',
'<',
'>',
'+',
'-',
'*',
'/',
'%',
'&',
'^',
'|',
[T_CLASS],
[T_IS_SMALLER_OR_EQUAL],
[T_IS_GREATER_OR_EQUAL],
[T_IS_EQUAL],
[T_IS_NOT_EQUAL],
[T_IS_IDENTICAL],
[T_IS_NOT_IDENTICAL],
[T_CLOSE_TAG],
[T_LOGICAL_AND],
[T_LOGICAL_OR],
[T_LOGICAL_XOR],
[T_BOOLEAN_AND],
[T_BOOLEAN_OR],
[T_SL],
[T_SR],
[T_INSTANCEOF],
[T_AS],
[T_DOUBLE_ARROW],
[T_POW],
[CT::T_ARRAY_SQUARE_BRACE_OPEN],
[CT::T_ARRAY_SQUARE_BRACE_CLOSE],
[CT::T_BRACE_CLASS_INSTANTIATION_OPEN],
[CT::T_BRACE_CLASS_INSTANTIATION_CLOSE],
];
if (\defined('T_SPACESHIP')) {
$nextTokenKinds[] = [T_SPACESHIP];
}
}
for ($index = $tokens->count() - 3; $index > 0; --$index) {
$token = $tokens[$index];
if (!$token->isGivenKind(T_NEW)) {
continue;
}
$nextIndex = $tokens->getNextTokenOfKind($index, $nextTokenKinds);
$nextToken = $tokens[$nextIndex];
// new anonymous class definition
if ($nextToken->isGivenKind(T_CLASS)) {
if (!$tokens[$tokens->getNextMeaningfulToken($nextIndex)]->equals('(')) {
$this->insertBracesAfter($tokens, $nextIndex);
}
continue;
}
// entrance into array index syntax - need to look for exit
while ($nextToken->equals('[')) {
$nextIndex = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_INDEX_SQUARE_BRACE, $nextIndex) + 1;
$nextToken = $tokens[$nextIndex];
}
// new statement has a gap in it - advance to the next token
if ($nextToken->isWhitespace()) {
$nextIndex = $tokens->getNextNonWhitespace($nextIndex);
$nextToken = $tokens[$nextIndex];
}
// new statement with () - nothing to do
if ($nextToken->equals('(')) {
continue;
}
$this->insertBracesAfter($tokens, $tokens->getPrevMeaningfulToken($nextIndex));
}
}
/**
* @param Tokens $tokens
* @param int $index
*/
private function insertBracesAfter(Tokens $tokens, $index)
{
$tokens->insertAt(++$index, [new Token('('), new Token(')')]);
}
}