Matthias Andreas Benkard | 7b2a3a1 | 2021-08-16 10:57:25 +0200 | [diff] [blame^] | 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace Carbon\PHPStan; |
| 6 | |
| 7 | use Closure; |
| 8 | use PHPStan\Reflection\Php\BuiltinMethodReflection; |
| 9 | use PHPStan\TrinaryLogic; |
| 10 | use ReflectionClass; |
| 11 | use ReflectionFunction; |
| 12 | use ReflectionMethod; |
| 13 | use ReflectionParameter; |
| 14 | use ReflectionType; |
| 15 | use stdClass; |
| 16 | use Throwable; |
| 17 | |
| 18 | final class Macro implements BuiltinMethodReflection |
| 19 | { |
| 20 | /** |
| 21 | * The class name. |
| 22 | * |
| 23 | * @var class-string |
| 24 | */ |
| 25 | private $className; |
| 26 | |
| 27 | /** |
| 28 | * The method name. |
| 29 | * |
| 30 | * @var string |
| 31 | */ |
| 32 | private $methodName; |
| 33 | |
| 34 | /** |
| 35 | * The reflection function/method. |
| 36 | * |
| 37 | * @var ReflectionFunction|ReflectionMethod |
| 38 | */ |
| 39 | private $reflectionFunction; |
| 40 | |
| 41 | /** |
| 42 | * The parameters. |
| 43 | * |
| 44 | * @var ReflectionParameter[] |
| 45 | */ |
| 46 | private $parameters; |
| 47 | |
| 48 | /** |
| 49 | * The is static. |
| 50 | * |
| 51 | * @var bool |
| 52 | */ |
| 53 | private $static = false; |
| 54 | |
| 55 | /** |
| 56 | * Macro constructor. |
| 57 | * |
| 58 | * @param string $className |
| 59 | * @phpstan-param class-string $className |
| 60 | * |
| 61 | * @param string $methodName |
| 62 | * @param callable $macro |
| 63 | */ |
| 64 | public function __construct(string $className, string $methodName, $macro) |
| 65 | { |
| 66 | $this->className = $className; |
| 67 | $this->methodName = $methodName; |
| 68 | $this->reflectionFunction = \is_array($macro) |
| 69 | ? new ReflectionMethod($macro[0], $macro[1]) |
| 70 | : new ReflectionFunction($macro); |
| 71 | $this->parameters = $this->reflectionFunction->getParameters(); |
| 72 | |
| 73 | if ($this->reflectionFunction->isClosure()) { |
| 74 | try { |
| 75 | /** @var Closure $closure */ |
| 76 | $closure = $this->reflectionFunction->getClosure(); |
| 77 | $boundClosure = Closure::bind($closure, new stdClass); |
| 78 | $this->static = (!$boundClosure || (new ReflectionFunction($boundClosure))->getClosureThis() === null); |
| 79 | } catch (Throwable $e) { |
| 80 | $this->static = true; |
| 81 | } |
| 82 | } |
| 83 | } |
| 84 | |
| 85 | /** |
| 86 | * {@inheritdoc} |
| 87 | */ |
| 88 | public function getDeclaringClass(): ReflectionClass |
| 89 | { |
| 90 | return new ReflectionClass($this->className); |
| 91 | } |
| 92 | |
| 93 | /** |
| 94 | * {@inheritdoc} |
| 95 | */ |
| 96 | public function isPrivate(): bool |
| 97 | { |
| 98 | return false; |
| 99 | } |
| 100 | |
| 101 | /** |
| 102 | * {@inheritdoc} |
| 103 | */ |
| 104 | public function isPublic(): bool |
| 105 | { |
| 106 | return true; |
| 107 | } |
| 108 | |
| 109 | /** |
| 110 | * {@inheritdoc} |
| 111 | */ |
| 112 | public function isFinal(): bool |
| 113 | { |
| 114 | return false; |
| 115 | } |
| 116 | |
| 117 | /** |
| 118 | * {@inheritdoc} |
| 119 | */ |
| 120 | public function isInternal(): bool |
| 121 | { |
| 122 | return false; |
| 123 | } |
| 124 | |
| 125 | /** |
| 126 | * {@inheritdoc} |
| 127 | */ |
| 128 | public function isAbstract(): bool |
| 129 | { |
| 130 | return false; |
| 131 | } |
| 132 | |
| 133 | /** |
| 134 | * {@inheritdoc} |
| 135 | */ |
| 136 | public function isStatic(): bool |
| 137 | { |
| 138 | return $this->static; |
| 139 | } |
| 140 | |
| 141 | /** |
| 142 | * {@inheritdoc} |
| 143 | */ |
| 144 | public function getDocComment(): ?string |
| 145 | { |
| 146 | return $this->reflectionFunction->getDocComment() ?: null; |
| 147 | } |
| 148 | |
| 149 | /** |
| 150 | * {@inheritdoc} |
| 151 | */ |
| 152 | public function getFileName() |
| 153 | { |
| 154 | return $this->reflectionFunction->getFileName(); |
| 155 | } |
| 156 | |
| 157 | /** |
| 158 | * {@inheritdoc} |
| 159 | */ |
| 160 | public function getName(): string |
| 161 | { |
| 162 | return $this->methodName; |
| 163 | } |
| 164 | |
| 165 | /** |
| 166 | * {@inheritdoc} |
| 167 | */ |
| 168 | public function getParameters(): array |
| 169 | { |
| 170 | return $this->parameters; |
| 171 | } |
| 172 | |
| 173 | /** |
| 174 | * {@inheritdoc} |
| 175 | */ |
| 176 | public function getReturnType(): ?ReflectionType |
| 177 | { |
| 178 | return $this->reflectionFunction->getReturnType(); |
| 179 | } |
| 180 | |
| 181 | /** |
| 182 | * {@inheritdoc} |
| 183 | */ |
| 184 | public function getStartLine() |
| 185 | { |
| 186 | return $this->reflectionFunction->getStartLine(); |
| 187 | } |
| 188 | |
| 189 | /** |
| 190 | * {@inheritdoc} |
| 191 | */ |
| 192 | public function getEndLine() |
| 193 | { |
| 194 | return $this->reflectionFunction->getEndLine(); |
| 195 | } |
| 196 | |
| 197 | /** |
| 198 | * {@inheritdoc} |
| 199 | */ |
| 200 | public function isDeprecated(): TrinaryLogic |
| 201 | { |
| 202 | return TrinaryLogic::createFromBoolean( |
| 203 | $this->reflectionFunction->isDeprecated() || |
| 204 | preg_match('/@deprecated/i', $this->getDocComment() ?: '') |
| 205 | ); |
| 206 | } |
| 207 | |
| 208 | /** |
| 209 | * {@inheritdoc} |
| 210 | */ |
| 211 | public function isVariadic(): bool |
| 212 | { |
| 213 | return $this->reflectionFunction->isVariadic(); |
| 214 | } |
| 215 | |
| 216 | /** |
| 217 | * {@inheritdoc} |
| 218 | */ |
| 219 | public function getPrototype(): BuiltinMethodReflection |
| 220 | { |
| 221 | return $this; |
| 222 | } |
| 223 | |
| 224 | /** |
| 225 | * {@inheritdoc} |
| 226 | */ |
| 227 | public function getReflection(): ?ReflectionMethod |
| 228 | { |
| 229 | return $this->reflectionFunction instanceof ReflectionMethod |
| 230 | ? $this->reflectionFunction |
| 231 | : null; |
| 232 | } |
| 233 | } |