mirror of https://github.com/rectorphp/rector.git
48 lines
1.3 KiB
PHP
48 lines
1.3 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\TypeDeclaration\NodeAnalyzer;
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use PhpParser\Node\Expr\Closure;
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use PhpParser\Node\Stmt;
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use PhpParser\Node\Stmt\ClassMethod;
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use PhpParser\Node\Stmt\Expression;
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use PhpParser\Node\Stmt\Function_;
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use PHPStan\Type\NeverType;
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use Rector\NodeTypeResolver\NodeTypeResolver;
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final class NeverFuncCallAnalyzer
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{
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/**
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* @readonly
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* @var \Rector\NodeTypeResolver\NodeTypeResolver
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*/
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private $nodeTypeResolver;
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public function __construct(NodeTypeResolver $nodeTypeResolver)
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{
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$this->nodeTypeResolver = $nodeTypeResolver;
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}
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/**
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* @param \PhpParser\Node\Stmt\ClassMethod|\PhpParser\Node\Expr\Closure|\PhpParser\Node\Stmt\Function_ $functionLike
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*/
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public function hasNeverFuncCall($functionLike) : bool
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{
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foreach ((array) $functionLike->stmts as $stmt) {
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if ($this->isWithNeverTypeExpr($stmt)) {
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return \true;
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}
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}
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return \false;
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}
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public function isWithNeverTypeExpr(Stmt $stmt) : bool
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{
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if ($stmt instanceof Expression) {
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$stmt = $stmt->expr;
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}
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if ($stmt instanceof Stmt) {
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return \false;
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}
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$stmtType = $this->nodeTypeResolver->getNativeType($stmt);
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return $stmtType instanceof NeverType;
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}
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}
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