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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\AbstractAlignFixerHelper;
use PhpCsFixer\Tokenizer\CT;
use PhpCsFixer\Tokenizer\Token;
use PhpCsFixer\Tokenizer\Tokens;
/**
* @author Carlos Cirello <carlos.cirello.nl@gmail.com>
* @author Dariusz Rumiński <dariusz.ruminski@gmail.com>
* @author Graham Campbell <graham@alt-three.com>
*
* @deprecated
*/
final class AlignDoubleArrowFixerHelper extends AbstractAlignFixerHelper
{
/**
* Level counter of the current nest level.
* So one level alignments are not mixed with
* other level ones.
*
* @var int
*/
private $currentLevel = 0;
public function __construct()
{
@trigger_error(
sprintf(
'The "%s" class is deprecated. You should stop using it, as it will be removed in 3.0 version.',
__CLASS__
),
E_USER_DEPRECATED
);
}
/**
* {@inheritdoc}
*/
protected function injectAlignmentPlaceholders(Tokens $tokens, $startAt, $endAt)
{
for ($index = $startAt; $index < $endAt; ++$index) {
$token = $tokens[$index];
if ($token->isGivenKind([T_FOREACH, T_FOR, T_WHILE, T_IF, T_SWITCH])) {
$index = $tokens->getNextMeaningfulToken($index);
$index = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $index);
continue;
}
if ($token->isGivenKind(T_ARRAY)) { // don't use "$tokens->isArray()" here, short arrays are handled in the next case
$from = $tokens->getNextMeaningfulToken($index);
$until = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $from);
$index = $until;
$this->injectArrayAlignmentPlaceholders($tokens, $from, $until);
continue;
}
if ($token->isGivenKind(CT::T_ARRAY_SQUARE_BRACE_OPEN)) {
$prevToken = $tokens[$tokens->getPrevMeaningfulToken($index)];
if ($prevToken->isGivenKind([T_STRING, T_VARIABLE])) {
continue;
}
$from = $index;
$until = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_ARRAY_SQUARE_BRACE, $from);
$index = $until;
$this->injectArrayAlignmentPlaceholders($tokens, $from + 1, $until - 1);
continue;
}
if ($token->isGivenKind(T_DOUBLE_ARROW)) {
$tokenContent = sprintf(self::ALIGNABLE_PLACEHOLDER, $this->currentLevel).$token->getContent();
$nextIndex = $index + 1;
$nextToken = $tokens[$nextIndex];
if (!$nextToken->isWhitespace()) {
$tokenContent .= ' ';
} elseif ($nextToken->isWhitespace(" \t")) {
$tokens[$nextIndex] = new Token([T_WHITESPACE, ' ']);
}
$tokens[$index] = new Token([T_DOUBLE_ARROW, $tokenContent]);
continue;
}
if ($token->equals(';')) {
++$this->deepestLevel;
++$this->currentLevel;
continue;
}
if ($token->equals(',')) {
for ($i = $index; $i < $endAt - 1; ++$i) {
if (false !== strpos($tokens[$i - 1]->getContent(), "\n")) {
break;
}
if ($tokens[$i + 1]->isGivenKind([T_ARRAY, CT::T_ARRAY_SQUARE_BRACE_OPEN])) {
$arrayStartIndex = $tokens[$i + 1]->isGivenKind(T_ARRAY)
? $tokens->getNextMeaningfulToken($i + 1)
: $i + 1
;
$blockType = Tokens::detectBlockType($tokens[$arrayStartIndex]);
$arrayEndIndex = $tokens->findBlockEnd($blockType['type'], $arrayStartIndex);
if ($tokens->isPartialCodeMultiline($arrayStartIndex, $arrayEndIndex)) {
break;
}
}
++$index;
}
}
}
}
/**
* @param Tokens $tokens
* @param int $from
* @param int $until
*/
private function injectArrayAlignmentPlaceholders(Tokens $tokens, $from, $until)
{
// Only inject placeholders for multi-line arrays
if ($tokens->isPartialCodeMultiline($from, $until)) {
++$this->deepestLevel;
++$this->currentLevel;
$this->injectAlignmentPlaceholders($tokens, $from, $until);
--$this->currentLevel;
}
}
}