mirror of
https://github.com/rectorphp/rector.git
synced 2024-05-28 07:00:04 +00:00
7e7a2f067a
476cfb00cb
disable fallback for now
109 lines
3.0 KiB
PHP
109 lines
3.0 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\CodeQuality\Rector\If_;
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use PhpParser\Node;
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use PhpParser\Node\Stmt;
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use PhpParser\Node\Stmt\Else_;
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use PhpParser\Node\Stmt\ElseIf_;
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use PhpParser\Node\Stmt\If_;
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use Rector\NodeTypeResolver\Node\AttributeKey;
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use Rector\Rector\AbstractRector;
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use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
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use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
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/**
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* @see \Rector\Tests\CodeQuality\Rector\If_\CompleteMissingIfElseBracketRector\CompleteMissingIfElseBracketRectorTest
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*/
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final class CompleteMissingIfElseBracketRector extends AbstractRector
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{
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public function getRuleDefinition() : RuleDefinition
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{
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return new RuleDefinition('Complete missing if/else brackets', [new CodeSample(<<<'CODE_SAMPLE'
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class SomeClass
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{
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public function run($value)
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{
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if ($value)
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return 1;
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}
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}
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CODE_SAMPLE
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, <<<'CODE_SAMPLE'
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class SomeClass
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{
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public function run($value)
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{
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if ($value) {
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return 1;
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}
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}
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}
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CODE_SAMPLE
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)]);
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}
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/**
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* @return array<class-string<Node>>
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*/
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public function getNodeTypes() : array
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{
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return [If_::class, ElseIf_::class, Else_::class];
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}
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/**
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* @param If_|ElseIf_|Else_ $node
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*/
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public function refactor(Node $node) : ?Node
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{
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if ($this->isBareNewNode($node)) {
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return null;
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}
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$oldTokens = $this->file->getOldTokens();
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if ($this->isIfConditionFollowedByOpeningCurlyBracket($node, $oldTokens)) {
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return null;
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}
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// invoke reprint with brackets
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$node->setAttribute(AttributeKey::ORIGINAL_NODE, null);
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return $node;
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}
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/**
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* @param mixed[] $oldTokens
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* @param \PhpParser\Node\Stmt\If_|\PhpParser\Node\Stmt\ElseIf_|\PhpParser\Node\Stmt\Else_ $if
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*/
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private function isIfConditionFollowedByOpeningCurlyBracket($if, array $oldTokens) : bool
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{
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$startStmt = \current($if->stmts);
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if (!$startStmt instanceof Stmt) {
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return \true;
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}
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$startTokenPos = $if->getStartTokenPos();
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$i = $startStmt->getStartTokenPos() - 1;
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$condEndTokenPos = $if instanceof Else_ ? $startTokenPos : $if->cond->getEndTokenPos();
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while (isset($oldTokens[$i])) {
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if ($i === $condEndTokenPos) {
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return \false;
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}
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if (\in_array($oldTokens[$i], ['{', ':'], \true)) {
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// all good
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return \true;
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}
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if ($i === $startTokenPos) {
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return \false;
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}
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--$i;
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}
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return \false;
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}
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/**
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* @param \PhpParser\Node\Stmt\If_|\PhpParser\Node\Stmt\ElseIf_|\PhpParser\Node\Stmt\Else_ $if
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*/
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private function isBareNewNode($if) : bool
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{
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$originalNode = $if->getAttribute(AttributeKey::ORIGINAL_NODE);
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if (!$originalNode instanceof Node) {
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return \true;
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}
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// not defined, probably new if
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return $if->getStartTokenPos() === -1;
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}
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}
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