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57 lines
1.6 KiB
PHP
57 lines
1.6 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\CodingStyle\ClassNameImport;
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use PhpParser\Node;
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use PhpParser\Node\Stmt;
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use PhpParser\Node\Stmt\Namespace_;
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use PhpParser\Node\Stmt\UseUse;
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use Rector\Core\PhpParser\Node\BetterNodeFinder;
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final class AliasUsesResolver
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{
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/**
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* @readonly
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* @var \Rector\CodingStyle\ClassNameImport\UseImportsTraverser
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*/
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private $useImportsTraverser;
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/**
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* @readonly
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* @var \Rector\Core\PhpParser\Node\BetterNodeFinder
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*/
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private $betterNodeFinder;
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public function __construct(\Rector\CodingStyle\ClassNameImport\UseImportsTraverser $useImportsTraverser, BetterNodeFinder $betterNodeFinder)
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{
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$this->useImportsTraverser = $useImportsTraverser;
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$this->betterNodeFinder = $betterNodeFinder;
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}
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/**
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* @return string[]
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*/
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public function resolveFromNode(Node $node) : array
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{
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if (!$node instanceof Namespace_) {
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$node = $this->betterNodeFinder->findParentType($node, Namespace_::class);
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}
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if ($node instanceof Namespace_) {
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return $this->resolveFromStmts($node->stmts);
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}
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return [];
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}
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/**
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* @param Stmt[] $stmts
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* @return string[]
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*/
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public function resolveFromStmts(array $stmts) : array
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{
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$aliasedUses = [];
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$this->useImportsTraverser->traverserStmts($stmts, static function (UseUse $useUse, string $name) use(&$aliasedUses) : void {
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if ($useUse->alias === null) {
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return;
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}
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$aliasedUses[] = $name;
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});
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return $aliasedUses;
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}
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}
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