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| 1 | +--TEST-- |
| 2 | +Overriding static return types with self in final class with union types |
| 3 | +--FILE-- |
| 4 | +<?php |
| 5 | + |
| 6 | +interface A |
| 7 | +{ |
| 8 | + public function methodScalar1(): static|bool; |
| 9 | + public function methodScalar2(): static|bool; |
| 10 | + public function methodScalar3(): static|false; |
| 11 | + public function methodScalar4(): static|true; |
| 12 | + public function methodScalar5(): static|bool; |
| 13 | + public function methodScalar6(): static|bool; |
| 14 | + public function methodScalar7(): static|string; |
| 15 | + public function methodScalar8(): static|string; |
| 16 | + public function methodScalar9(): static|string; |
| 17 | + public function methodScalar10(): static|int; |
| 18 | + public function methodScalar11(): static|int; |
| 19 | + public function methodScalar12(): static|int; |
| 20 | + public function methodScalar13(): static|float; |
| 21 | + public function methodScalar14(): static|float; |
| 22 | + public function methodScalar15(): static|float; |
| 23 | + public function methodIterable1(): static|iterable; |
| 24 | + public function methodIterable2(): static|iterable; |
| 25 | + public function methodIterable3(): static|array; |
| 26 | + public function methodObject1(): static|A; |
| 27 | + public function methodObject2(): static|B; |
| 28 | + public function methodObject3(): static|C; |
| 29 | + public function methodObject4(): static|self; |
| 30 | + public function methodObject5(): static|self; |
| 31 | + public function methodNullable1(): ?static; |
| 32 | + public function methodNullable2(): ?static; |
| 33 | + public function methodNullable3(): static|null; |
| 34 | + public function methodNullable4(): static|null; |
| 35 | + public function methodNullable5(): null; |
| 36 | +} |
| 37 | + |
| 38 | +final class B implements A |
| 39 | +{ |
| 40 | + public function methodScalar1(): self|false { return $this; } |
| 41 | + public function methodScalar2(): self|true { return $this; } |
| 42 | + public function methodScalar3(): false { return false; } |
| 43 | + public function methodScalar4(): true { return true; } |
| 44 | + public function methodScalar5(): bool { return false; } |
| 45 | + public function methodScalar6(): self { return $this; } |
| 46 | + public function methodScalar7(): self|string { return $this; } |
| 47 | + public function methodScalar8(): string { return ''; } |
| 48 | + public function methodScalar9(): self { return $this; } |
| 49 | + public function methodScalar10(): self|int { return $this; } |
| 50 | + public function methodScalar11(): int { return 0; } |
| 51 | + public function methodScalar12(): self { return $this; } |
| 52 | + public function methodScalar13(): self|float { return $this; } |
| 53 | + public function methodScalar14(): float { return 0.0; } |
| 54 | + public function methodScalar15(): self { return $this; } |
| 55 | + public function methodIterable1(): self|iterable { return $this; } |
| 56 | + public function methodIterable2(): self|array { return $this; } |
| 57 | + public function methodIterable3(): array { return []; } |
| 58 | + public function methodObject1(): self { return $this; } |
| 59 | + public function methodObject2(): B { return $this; } |
| 60 | + public function methodObject3(): C { return new C(); } |
| 61 | + public function methodObject4(): self { return $this; } |
| 62 | + public function methodObject5(): B { return $this; } |
| 63 | + public function methodNullable1(): ?static { return $this; } |
| 64 | + public function methodNullable2(): ?static { return null; } |
| 65 | + public function methodNullable3(): static|null { return null; } |
| 66 | + public function methodNullable4(): static|null { return $this; } |
| 67 | + public function methodNullable5(): null { return null; } |
| 68 | +} |
| 69 | + |
| 70 | +class C |
| 71 | +{ |
| 72 | +} |
| 73 | + |
| 74 | +$b = new B(); |
| 75 | +var_dump($b->methodScalar1()); |
| 76 | +var_dump($b->methodScalar2()); |
| 77 | +var_dump($b->methodScalar3()); |
| 78 | +var_dump($b->methodScalar4()); |
| 79 | +var_dump($b->methodScalar5()); |
| 80 | +var_dump($b->methodScalar6()); |
| 81 | +var_dump($b->methodScalar7()); |
| 82 | +var_dump($b->methodScalar8()); |
| 83 | +var_dump($b->methodScalar9()); |
| 84 | +var_dump($b->methodScalar10()); |
| 85 | +var_dump($b->methodScalar11()); |
| 86 | +var_dump($b->methodScalar12()); |
| 87 | +var_dump($b->methodScalar13()); |
| 88 | +var_dump($b->methodScalar14()); |
| 89 | +var_dump($b->methodScalar15()); |
| 90 | +var_dump($b->methodIterable1()); |
| 91 | +var_dump($b->methodIterable2()); |
| 92 | +var_dump($b->methodIterable3()); |
| 93 | +var_dump($b->methodObject1()); |
| 94 | +var_dump($b->methodObject2()); |
| 95 | +var_dump($b->methodObject3()); |
| 96 | +var_dump($b->methodObject4()); |
| 97 | +var_dump($b->methodObject5()); |
| 98 | +var_dump($b->methodNullable1()); |
| 99 | +var_dump($b->methodNullable2()); |
| 100 | +var_dump($b->methodNullable3()); |
| 101 | +var_dump($b->methodNullable4()); |
| 102 | +var_dump($b->methodNullable5()); |
| 103 | +?> |
| 104 | +--EXPECTF-- |
| 105 | +object(B)#1 (0) { |
| 106 | +} |
| 107 | +object(B)#1 (0) { |
| 108 | +} |
| 109 | +bool(false) |
| 110 | +bool(true) |
| 111 | +bool(false) |
| 112 | +object(B)#1 (0) { |
| 113 | +} |
| 114 | +object(B)#1 (0) { |
| 115 | +} |
| 116 | +string(0) "" |
| 117 | +object(B)#1 (0) { |
| 118 | +} |
| 119 | +object(B)#1 (0) { |
| 120 | +} |
| 121 | +int(0) |
| 122 | +object(B)#1 (0) { |
| 123 | +} |
| 124 | +object(B)#1 (0) { |
| 125 | +} |
| 126 | +float(0) |
| 127 | +object(B)#1 (0) { |
| 128 | +} |
| 129 | +object(B)#1 (0) { |
| 130 | +} |
| 131 | +object(B)#1 (0) { |
| 132 | +} |
| 133 | +array(0) { |
| 134 | +} |
| 135 | +object(B)#1 (0) { |
| 136 | +} |
| 137 | +object(B)#1 (0) { |
| 138 | +} |
| 139 | +object(C)#2 (0) { |
| 140 | +} |
| 141 | +object(B)#1 (0) { |
| 142 | +} |
| 143 | +object(B)#1 (0) { |
| 144 | +} |
| 145 | +object(B)#1 (0) { |
| 146 | +} |
| 147 | +NULL |
| 148 | +NULL |
| 149 | +object(B)#1 (0) { |
| 150 | +} |
| 151 | +NULL |
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