| 1: | <?php declare(strict_types = 1); |
| 2: | |
| 3: | namespace PHPStan\Type; |
| 4: | |
| 5: | use PHPStan\PhpDocParser\Ast\Type\OffsetAccessTypeNode; |
| 6: | use PHPStan\PhpDocParser\Ast\Type\TypeNode; |
| 7: | use PHPStan\PhpDocParser\Printer\Printer; |
| 8: | use PHPStan\Type\Generic\TemplateTypeVariance; |
| 9: | use PHPStan\Type\Traits\LateResolvableTypeTrait; |
| 10: | use PHPStan\Type\Traits\NonGeneralizableTypeTrait; |
| 11: | use function array_merge; |
| 12: | |
| 13: | |
| 14: | final class OffsetAccessType implements CompoundType, LateResolvableType |
| 15: | { |
| 16: | |
| 17: | use LateResolvableTypeTrait; |
| 18: | use NonGeneralizableTypeTrait; |
| 19: | |
| 20: | public function __construct( |
| 21: | private Type $type, |
| 22: | private Type $offset, |
| 23: | ) |
| 24: | { |
| 25: | } |
| 26: | |
| 27: | public function getReferencedClasses(): array |
| 28: | { |
| 29: | return array_merge( |
| 30: | $this->type->getReferencedClasses(), |
| 31: | $this->offset->getReferencedClasses(), |
| 32: | ); |
| 33: | } |
| 34: | |
| 35: | public function getObjectClassNames(): array |
| 36: | { |
| 37: | return []; |
| 38: | } |
| 39: | |
| 40: | public function getObjectClassReflections(): array |
| 41: | { |
| 42: | return []; |
| 43: | } |
| 44: | |
| 45: | public function getReferencedTemplateTypes(TemplateTypeVariance $positionVariance): array |
| 46: | { |
| 47: | return array_merge( |
| 48: | $this->type->getReferencedTemplateTypes($positionVariance), |
| 49: | $this->offset->getReferencedTemplateTypes($positionVariance), |
| 50: | ); |
| 51: | } |
| 52: | |
| 53: | public function equals(Type $type): bool |
| 54: | { |
| 55: | return $type instanceof self |
| 56: | && $this->type->equals($type->type) |
| 57: | && $this->offset->equals($type->offset); |
| 58: | } |
| 59: | |
| 60: | public function describe(VerbosityLevel $level): string |
| 61: | { |
| 62: | $printer = new Printer(); |
| 63: | |
| 64: | return $printer->print($this->toPhpDocNode()); |
| 65: | } |
| 66: | |
| 67: | public function isResolvable(): bool |
| 68: | { |
| 69: | return !TypeUtils::containsTemplateType($this->type) |
| 70: | && !TypeUtils::containsTemplateType($this->offset); |
| 71: | } |
| 72: | |
| 73: | protected function getResult(): Type |
| 74: | { |
| 75: | return $this->type->getOffsetValueType($this->offset); |
| 76: | } |
| 77: | |
| 78: | |
| 79: | |
| 80: | |
| 81: | public function traverse(callable $cb): Type |
| 82: | { |
| 83: | $type = $cb($this->type); |
| 84: | $offset = $cb($this->offset); |
| 85: | |
| 86: | if ($this->type === $type && $this->offset === $offset) { |
| 87: | return $this; |
| 88: | } |
| 89: | |
| 90: | return new self($type, $offset); |
| 91: | } |
| 92: | |
| 93: | public function traverseSimultaneously(Type $right, callable $cb): Type |
| 94: | { |
| 95: | if (!$right instanceof self) { |
| 96: | return $this; |
| 97: | } |
| 98: | |
| 99: | $type = $cb($this->type, $right->type); |
| 100: | $offset = $cb($this->offset, $right->offset); |
| 101: | |
| 102: | if ($this->type === $type && $this->offset === $offset) { |
| 103: | return $this; |
| 104: | } |
| 105: | |
| 106: | return new self($type, $offset); |
| 107: | } |
| 108: | |
| 109: | public function toPhpDocNode(): TypeNode |
| 110: | { |
| 111: | return new OffsetAccessTypeNode( |
| 112: | $this->type->toPhpDocNode(), |
| 113: | $this->offset->toPhpDocNode(), |
| 114: | ); |
| 115: | } |
| 116: | |
| 117: | } |
| 118: | |