| 1: | <?php declare(strict_types = 1); |
| 2: | |
| 3: | namespace PHPStan\Analyser; |
| 4: | |
| 5: | use PHPStan\Reflection\ClassReflection; |
| 6: | use PHPStan\ShouldNotHappenException; |
| 7: | |
| 8: | final class ScopeContext |
| 9: | { |
| 10: | |
| 11: | private function __construct( |
| 12: | private string $file, |
| 13: | private ?ClassReflection $classReflection, |
| 14: | private ?ClassReflection $traitReflection, |
| 15: | ) |
| 16: | { |
| 17: | } |
| 18: | |
| 19: | |
| 20: | public static function create(string $file): self |
| 21: | { |
| 22: | return new self($file, null, null); |
| 23: | } |
| 24: | |
| 25: | public function beginFile(): self |
| 26: | { |
| 27: | return new self($this->file, null, null); |
| 28: | } |
| 29: | |
| 30: | public function enterClass(ClassReflection $classReflection): self |
| 31: | { |
| 32: | if ($this->classReflection !== null && !$classReflection->isAnonymous()) { |
| 33: | throw new ShouldNotHappenException(); |
| 34: | } |
| 35: | if ($classReflection->isTrait()) { |
| 36: | throw new ShouldNotHappenException(); |
| 37: | } |
| 38: | return new self($this->file, $classReflection, null); |
| 39: | } |
| 40: | |
| 41: | public function enterTrait(ClassReflection $traitReflection): self |
| 42: | { |
| 43: | if ($this->classReflection === null) { |
| 44: | throw new ShouldNotHappenException(); |
| 45: | } |
| 46: | if (!$traitReflection->isTrait()) { |
| 47: | throw new ShouldNotHappenException(); |
| 48: | } |
| 49: | |
| 50: | return new self($this->file, $this->classReflection, $traitReflection); |
| 51: | } |
| 52: | |
| 53: | public function equals(self $otherContext): bool |
| 54: | { |
| 55: | if ($this->file !== $otherContext->file) { |
| 56: | return false; |
| 57: | } |
| 58: | |
| 59: | if ($this->getClassReflection() === null) { |
| 60: | return $otherContext->getClassReflection() === null; |
| 61: | } elseif ($otherContext->getClassReflection() === null) { |
| 62: | return false; |
| 63: | } |
| 64: | |
| 65: | $isSameClass = $this->getClassReflection()->getName() === $otherContext->getClassReflection()->getName(); |
| 66: | |
| 67: | if ($this->getTraitReflection() === null) { |
| 68: | return $otherContext->getTraitReflection() === null && $isSameClass; |
| 69: | } elseif ($otherContext->getTraitReflection() === null) { |
| 70: | return false; |
| 71: | } |
| 72: | |
| 73: | $isSameTrait = $this->getTraitReflection()->getName() === $otherContext->getTraitReflection()->getName(); |
| 74: | |
| 75: | return $isSameClass && $isSameTrait; |
| 76: | } |
| 77: | |
| 78: | public function getFile(): string |
| 79: | { |
| 80: | return $this->file; |
| 81: | } |
| 82: | |
| 83: | public function getClassReflection(): ?ClassReflection |
| 84: | { |
| 85: | return $this->classReflection; |
| 86: | } |
| 87: | |
| 88: | public function getTraitReflection(): ?ClassReflection |
| 89: | { |
| 90: | return $this->traitReflection; |
| 91: | } |
| 92: | |
| 93: | } |
| 94: | |