1: | <?php declare(strict_types = 1); |
2: | |
3: | namespace PHPStan\Type\Constant; |
4: | |
5: | use PHPStan\TrinaryLogic; |
6: | use PHPStan\Type\CompoundType; |
7: | use PHPStan\Type\ConstantScalarType; |
8: | use PHPStan\Type\FloatType; |
9: | use PHPStan\Type\GeneralizePrecision; |
10: | use PHPStan\Type\Traits\ConstantNumericComparisonTypeTrait; |
11: | use PHPStan\Type\Traits\ConstantScalarTypeTrait; |
12: | use PHPStan\Type\Type; |
13: | use PHPStan\Type\VerbosityLevel; |
14: | use function abs; |
15: | use function is_finite; |
16: | use function strpos; |
17: | use const PHP_FLOAT_EPSILON; |
18: | |
19: | |
20: | class ConstantFloatType extends FloatType implements ConstantScalarType |
21: | { |
22: | |
23: | use ConstantScalarTypeTrait; |
24: | use ConstantScalarToBooleanTrait; |
25: | use ConstantNumericComparisonTypeTrait; |
26: | |
27: | |
28: | public function __construct(private float $value) |
29: | { |
30: | parent::__construct(); |
31: | } |
32: | |
33: | public function getValue(): float |
34: | { |
35: | return $this->value; |
36: | } |
37: | |
38: | public function describe(VerbosityLevel $level): string |
39: | { |
40: | return $level->handle( |
41: | static fn (): string => 'float', |
42: | function (): string { |
43: | $formatted = (string) $this->value; |
44: | if (is_finite($this->value) && strpos($formatted, '.') === false) { |
45: | $formatted .= '.0'; |
46: | } |
47: | |
48: | return $formatted; |
49: | }, |
50: | ); |
51: | } |
52: | |
53: | public function isSuperTypeOf(Type $type): TrinaryLogic |
54: | { |
55: | if ($type instanceof self) { |
56: | if (!$this->equals($type)) { |
57: | if (abs($this->value - $type->value) < PHP_FLOAT_EPSILON) { |
58: | return TrinaryLogic::createMaybe(); |
59: | } |
60: | |
61: | return TrinaryLogic::createNo(); |
62: | } |
63: | |
64: | return TrinaryLogic::createYes(); |
65: | } |
66: | |
67: | if ($type instanceof parent) { |
68: | return TrinaryLogic::createMaybe(); |
69: | } |
70: | |
71: | if ($type instanceof CompoundType) { |
72: | return $type->isSubTypeOf($this); |
73: | } |
74: | |
75: | return TrinaryLogic::createNo(); |
76: | } |
77: | |
78: | public function toString(): Type |
79: | { |
80: | return new ConstantStringType((string) $this->value); |
81: | } |
82: | |
83: | public function toInteger(): Type |
84: | { |
85: | return new ConstantIntegerType((int) $this->value); |
86: | } |
87: | |
88: | public function toArrayKey(): Type |
89: | { |
90: | return new ConstantIntegerType((int) $this->value); |
91: | } |
92: | |
93: | public function generalize(GeneralizePrecision $precision): Type |
94: | { |
95: | return new FloatType(); |
96: | } |
97: | |
98: | |
99: | |
100: | |
101: | public static function __set_state(array $properties): Type |
102: | { |
103: | return new self($properties['value']); |
104: | } |
105: | |
106: | } |
107: | |