1: | <?php declare(strict_types = 1); |
2: | |
3: | namespace PHPStan\Type\Accessory; |
4: | |
5: | use PHPStan\Reflection\ClassMemberAccessAnswerer; |
6: | use PHPStan\Reflection\Dummy\DummyMethodReflection; |
7: | use PHPStan\Reflection\ExtendedMethodReflection; |
8: | use PHPStan\Reflection\TrivialParametersAcceptor; |
9: | use PHPStan\Reflection\Type\CallbackUnresolvedMethodPrototypeReflection; |
10: | use PHPStan\Reflection\Type\UnresolvedMethodPrototypeReflection; |
11: | use PHPStan\TrinaryLogic; |
12: | use PHPStan\Type\AcceptsResult; |
13: | use PHPStan\Type\CompoundType; |
14: | use PHPStan\Type\ErrorType; |
15: | use PHPStan\Type\IntersectionType; |
16: | use PHPStan\Type\StringType; |
17: | use PHPStan\Type\Traits\NonGeneralizableTypeTrait; |
18: | use PHPStan\Type\Traits\NonGenericTypeTrait; |
19: | use PHPStan\Type\Traits\NonRemoveableTypeTrait; |
20: | use PHPStan\Type\Traits\ObjectTypeTrait; |
21: | use PHPStan\Type\Traits\UndecidedComparisonCompoundTypeTrait; |
22: | use PHPStan\Type\Type; |
23: | use PHPStan\Type\UnionType; |
24: | use PHPStan\Type\VerbosityLevel; |
25: | use function sprintf; |
26: | use function strtolower; |
27: | |
28: | class HasMethodType implements AccessoryType, CompoundType |
29: | { |
30: | |
31: | use ObjectTypeTrait; |
32: | use NonGenericTypeTrait; |
33: | use UndecidedComparisonCompoundTypeTrait; |
34: | use NonRemoveableTypeTrait; |
35: | use NonGeneralizableTypeTrait; |
36: | |
37: | |
38: | public function __construct(private string $methodName) |
39: | { |
40: | } |
41: | |
42: | public function getReferencedClasses(): array |
43: | { |
44: | return []; |
45: | } |
46: | |
47: | public function getObjectClassNames(): array |
48: | { |
49: | return []; |
50: | } |
51: | |
52: | public function getObjectClassReflections(): array |
53: | { |
54: | return []; |
55: | } |
56: | |
57: | private function getCanonicalMethodName(): string |
58: | { |
59: | return strtolower($this->methodName); |
60: | } |
61: | |
62: | public function accepts(Type $type, bool $strictTypes): TrinaryLogic |
63: | { |
64: | return $this->acceptsWithReason($type, $strictTypes)->result; |
65: | } |
66: | |
67: | public function acceptsWithReason(Type $type, bool $strictTypes): AcceptsResult |
68: | { |
69: | if ($type instanceof CompoundType) { |
70: | return $type->isAcceptedWithReasonBy($this, $strictTypes); |
71: | } |
72: | |
73: | return AcceptsResult::createFromBoolean($this->equals($type)); |
74: | } |
75: | |
76: | public function isSuperTypeOf(Type $type): TrinaryLogic |
77: | { |
78: | return $type->hasMethod($this->methodName); |
79: | } |
80: | |
81: | public function isSubTypeOf(Type $otherType): TrinaryLogic |
82: | { |
83: | if ($otherType instanceof UnionType || $otherType instanceof IntersectionType) { |
84: | return $otherType->isSuperTypeOf($this); |
85: | } |
86: | |
87: | if ($this->isCallable()->yes() && $otherType->isCallable()->yes()) { |
88: | return TrinaryLogic::createYes(); |
89: | } |
90: | |
91: | if ($otherType instanceof self) { |
92: | $limit = TrinaryLogic::createYes(); |
93: | } else { |
94: | $limit = TrinaryLogic::createMaybe(); |
95: | } |
96: | |
97: | return $limit->and($otherType->hasMethod($this->methodName)); |
98: | } |
99: | |
100: | public function isAcceptedBy(Type $acceptingType, bool $strictTypes): TrinaryLogic |
101: | { |
102: | return $this->isAcceptedWithReasonBy($acceptingType, $strictTypes)->result; |
103: | } |
104: | |
105: | public function isAcceptedWithReasonBy(Type $acceptingType, bool $strictTypes): AcceptsResult |
106: | { |
107: | return new AcceptsResult($this->isSubTypeOf($acceptingType), []); |
108: | } |
109: | |
110: | public function equals(Type $type): bool |
111: | { |
112: | return $type instanceof self |
113: | && $this->getCanonicalMethodName() === $type->getCanonicalMethodName(); |
114: | } |
115: | |
116: | public function describe(VerbosityLevel $level): string |
117: | { |
118: | return sprintf('hasMethod(%s)', $this->methodName); |
119: | } |
120: | |
121: | public function hasMethod(string $methodName): TrinaryLogic |
122: | { |
123: | if ($this->getCanonicalMethodName() === strtolower($methodName)) { |
124: | return TrinaryLogic::createYes(); |
125: | } |
126: | |
127: | return TrinaryLogic::createMaybe(); |
128: | } |
129: | |
130: | public function getMethod(string $methodName, ClassMemberAccessAnswerer $scope): ExtendedMethodReflection |
131: | { |
132: | return $this->getUnresolvedMethodPrototype($methodName, $scope)->getTransformedMethod(); |
133: | } |
134: | |
135: | public function getUnresolvedMethodPrototype(string $methodName, ClassMemberAccessAnswerer $scope): UnresolvedMethodPrototypeReflection |
136: | { |
137: | $method = new DummyMethodReflection($this->methodName); |
138: | return new CallbackUnresolvedMethodPrototypeReflection( |
139: | $method, |
140: | $method->getDeclaringClass(), |
141: | false, |
142: | static fn (Type $type): Type => $type, |
143: | ); |
144: | } |
145: | |
146: | public function isCallable(): TrinaryLogic |
147: | { |
148: | if ($this->getCanonicalMethodName() === '__invoke') { |
149: | return TrinaryLogic::createYes(); |
150: | } |
151: | |
152: | return TrinaryLogic::createMaybe(); |
153: | } |
154: | |
155: | public function toString(): Type |
156: | { |
157: | if ($this->getCanonicalMethodName() === '__tostring') { |
158: | return new StringType(); |
159: | } |
160: | |
161: | return new ErrorType(); |
162: | } |
163: | |
164: | public function getCallableParametersAcceptors(ClassMemberAccessAnswerer $scope): array |
165: | { |
166: | return [ |
167: | new TrivialParametersAcceptor(), |
168: | ]; |
169: | } |
170: | |
171: | public function getEnumCases(): array |
172: | { |
173: | return []; |
174: | } |
175: | |
176: | public function traverse(callable $cb): Type |
177: | { |
178: | return $this; |
179: | } |
180: | |
181: | public function exponentiate(Type $exponent): Type |
182: | { |
183: | return new ErrorType(); |
184: | } |
185: | |
186: | public static function __set_state(array $properties): Type |
187: | { |
188: | return new self($properties['methodName']); |
189: | } |
190: | |
191: | } |
192: | |