| 1: | <?php declare(strict_types = 1); |
| 2: | |
| 3: | namespace PHPStan\Type; |
| 4: | |
| 5: | use PHPStan\ShouldNotHappenException; |
| 6: | use PHPStan\TrinaryLogic; |
| 7: | use function array_map; |
| 8: | use function array_merge; |
| 9: | use function array_unique; |
| 10: | use function array_values; |
| 11: | |
| 12: | |
| 13: | |
| 14: | |
| 15: | final class IsSuperTypeOfResult |
| 16: | { |
| 17: | |
| 18: | |
| 19: | |
| 20: | |
| 21: | |
| 22: | public function __construct( |
| 23: | public readonly TrinaryLogic $result, |
| 24: | public readonly array $reasons, |
| 25: | ) |
| 26: | { |
| 27: | } |
| 28: | |
| 29: | public function yes(): bool |
| 30: | { |
| 31: | return $this->result->yes(); |
| 32: | } |
| 33: | |
| 34: | public function maybe(): bool |
| 35: | { |
| 36: | return $this->result->maybe(); |
| 37: | } |
| 38: | |
| 39: | public function no(): bool |
| 40: | { |
| 41: | return $this->result->no(); |
| 42: | } |
| 43: | |
| 44: | public static function createYes(): self |
| 45: | { |
| 46: | return new self(TrinaryLogic::createYes(), []); |
| 47: | } |
| 48: | |
| 49: | |
| 50: | |
| 51: | |
| 52: | public static function createNo(array $reasons = []): self |
| 53: | { |
| 54: | return new self(TrinaryLogic::createNo(), $reasons); |
| 55: | } |
| 56: | |
| 57: | public static function createMaybe(): self |
| 58: | { |
| 59: | return new self(TrinaryLogic::createMaybe(), []); |
| 60: | } |
| 61: | |
| 62: | public static function createFromBoolean(bool $value): self |
| 63: | { |
| 64: | return new self(TrinaryLogic::createFromBoolean($value), []); |
| 65: | } |
| 66: | |
| 67: | public function toAcceptsResult(): AcceptsResult |
| 68: | { |
| 69: | return new AcceptsResult($this->result, $this->reasons); |
| 70: | } |
| 71: | |
| 72: | public function and(self ...$others): self |
| 73: | { |
| 74: | $results = []; |
| 75: | $reasons = []; |
| 76: | foreach ($others as $other) { |
| 77: | $results[] = $other->result; |
| 78: | $reasons[] = $other->reasons; |
| 79: | } |
| 80: | |
| 81: | return new self( |
| 82: | $this->result->and(...$results), |
| 83: | array_values(array_unique(array_merge($this->reasons, ...$reasons))), |
| 84: | ); |
| 85: | } |
| 86: | |
| 87: | public function or(self ...$others): self |
| 88: | { |
| 89: | $results = []; |
| 90: | $reasons = []; |
| 91: | foreach ($others as $other) { |
| 92: | $results[] = $other->result; |
| 93: | $reasons[] = $other->reasons; |
| 94: | } |
| 95: | |
| 96: | return new self( |
| 97: | $this->result->or(...$results), |
| 98: | array_values(array_unique(array_merge($this->reasons, ...$reasons))), |
| 99: | ); |
| 100: | } |
| 101: | |
| 102: | |
| 103: | |
| 104: | |
| 105: | public function decorateReasons(callable $cb): self |
| 106: | { |
| 107: | $reasons = []; |
| 108: | foreach ($this->reasons as $reason) { |
| 109: | $reasons[] = $cb($reason); |
| 110: | } |
| 111: | |
| 112: | return new self($this->result, $reasons); |
| 113: | } |
| 114: | |
| 115: | public static function extremeIdentity(self ...$operands): self |
| 116: | { |
| 117: | if ($operands === []) { |
| 118: | throw new ShouldNotHappenException(); |
| 119: | } |
| 120: | |
| 121: | $result = TrinaryLogic::extremeIdentity(...array_map(static fn (self $result) => $result->result, $operands)); |
| 122: | |
| 123: | return new self($result, self::mergeReasons($operands)); |
| 124: | } |
| 125: | |
| 126: | public static function maxMin(self ...$operands): self |
| 127: | { |
| 128: | if ($operands === []) { |
| 129: | throw new ShouldNotHappenException(); |
| 130: | } |
| 131: | |
| 132: | $result = TrinaryLogic::maxMin(...array_map(static fn (self $result) => $result->result, $operands)); |
| 133: | |
| 134: | return new self($result, self::mergeReasons($operands)); |
| 135: | } |
| 136: | |
| 137: | public function negate(): self |
| 138: | { |
| 139: | return new self($this->result->negate(), $this->reasons); |
| 140: | } |
| 141: | |
| 142: | public function describe(): string |
| 143: | { |
| 144: | return $this->result->describe(); |
| 145: | } |
| 146: | |
| 147: | |
| 148: | |
| 149: | |
| 150: | |
| 151: | |
| 152: | private static function mergeReasons(array $operands): array |
| 153: | { |
| 154: | $reasons = []; |
| 155: | foreach ($operands as $operand) { |
| 156: | foreach ($operand->reasons as $reason) { |
| 157: | $reasons[] = $reason; |
| 158: | } |
| 159: | } |
| 160: | |
| 161: | return array_values(array_unique($reasons)); |
| 162: | } |
| 163: | |
| 164: | } |
| 165: | |