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<?php |
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declare(strict_types=1); |
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namespace Ray\Di; |
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use Ray\Di\Di\Named; |
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use Ray\Di\Di\Qualifier; |
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use ReflectionAttribute; |
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use ReflectionClass; |
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use ReflectionException; |
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use ReflectionMethod; |
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use ReflectionParameter; |
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use function assert; |
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use function class_exists; |
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use function explode; |
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use function get_class; |
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use function is_string; |
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use function preg_match; |
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use function substr; |
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use function trim; |
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final class Name |
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{ |
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/** |
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* 'Unnamed' name |
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*/ |
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public const ANY = ''; |
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/** @var string */ |
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private $name = ''; |
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/** |
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* Named database |
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* |
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* format: array<varName, NamedName> |
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* |
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* @var array<string, string> |
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*/ |
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private $names; |
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/** |
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* @param string|array<string, string>|null $name |
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*/ |
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public function __construct($name = null) |
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{ |
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if ($name === null) { |
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return; |
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} |
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if (is_string($name)) { |
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$this->setName($name); |
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return; |
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} |
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$this->names = $name; |
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} |
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/** |
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* Create instance from PHP8 attributes |
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* |
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* psalm does not know ReflectionAttribute?? PHPStan produces no type error here. |
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*/ |
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public static function withAttributes(ReflectionMethod $method): ?self |
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{ |
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$params = $method->getParameters(); |
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$names = []; |
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foreach ($params as $param) { |
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/** @var array<ReflectionAttribute> $attributes */ |
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$attributes = $param->getAttributes(); |
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if ($attributes) { |
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$names[$param->name] = self::getName($attributes); |
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} |
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} |
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if ($names) { |
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return new self($names); |
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} |
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return null; |
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} |
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/** |
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* @param non-empty-array<ReflectionAttribute> $attributes |
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* |
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* @throws ReflectionException |
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* |
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* @psalm-suppress MixedAssignment |
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* @psalm-suppress MixedArgument |
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*/ |
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private static function getName(array $attributes): string |
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{ |
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$refAttribute = $attributes[0]; |
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$attribute = $refAttribute->newInstance(); |
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if ($attribute instanceof Named) { |
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return $attribute->value; |
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} |
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$isQualifier = (bool) (new ReflectionClass($attribute))->getAttributes(Qualifier::class); |
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if ($isQualifier) { |
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return get_class($attribute); |
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} |
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return ''; |
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} |
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public function __invoke(ReflectionParameter $parameter): string |
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{ |
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// single variable named binding |
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if ($this->name) { |
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return $this->name; |
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} |
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// multiple variable named binding |
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return $this->names[$parameter->name] ?? $this->names[self::ANY] ?? self::ANY; |
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} |
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private function setName(string $name): void |
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{ |
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// annotation |
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if (class_exists($name, false)) { |
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$this->name = $name; |
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return; |
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} |
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// single name |
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// @Named(name) |
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if ($name === self::ANY || preg_match('/^\w+$/', $name)) { |
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$this->name = $name; |
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return; |
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} |
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// name list |
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// @Named(varName1=name1, varName2=name2)] |
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$this->names = $this->parseName($name); |
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} |
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/** |
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* @return array<string, string> |
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*/ |
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private function parseName(string $name): array |
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{ |
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$names = []; |
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$keyValues = explode(',', $name); |
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foreach ($keyValues as $keyValue) { |
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$exploded = explode('=', $keyValue); |
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if (isset($exploded[1])) { |
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[$key, $value] = $exploded; |
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assert(is_string($key)); |
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if (isset($key[0]) && $key[0] === '$') { |
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$key = substr($key, 1); |
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} |
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$names[trim($key)] = trim($value); |
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} |
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} |
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return $names; |
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} |
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} |
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koriym /
Ray.Di
Loading history...
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)or! empty(...)instead.