Container
4 weeks ago
AssociativeArrayResolver.php
4 weeks ago
DefaultValueResolver.php
4 weeks ago
NumericArrayResolver.php
4 weeks ago
ParameterResolver.php
4 weeks ago
ResolverChain.php
4 weeks ago
TypeHintResolver.php
4 weeks ago
ResolverChain.php
48 lines
| 1 | <?php |
| 2 | |
| 3 | |
| 4 | namespace FacebookFeed\Vendor\Invoker\ParameterResolver; |
| 5 | |
| 6 | use ReflectionFunctionAbstract; |
| 7 | /** |
| 8 | * Dispatches the call to other resolvers until all parameters are resolved. |
| 9 | * |
| 10 | * Chain of responsibility pattern. |
| 11 | */ |
| 12 | class ResolverChain implements ParameterResolver |
| 13 | { |
| 14 | /** @var ParameterResolver[] */ |
| 15 | private $resolvers; |
| 16 | public function __construct(array $resolvers = []) |
| 17 | { |
| 18 | $this->resolvers = $resolvers; |
| 19 | } |
| 20 | public function getParameters(ReflectionFunctionAbstract $reflection, array $providedParameters, array $resolvedParameters): array |
| 21 | { |
| 22 | $reflectionParameters = $reflection->getParameters(); |
| 23 | foreach ($this->resolvers as $resolver) { |
| 24 | $resolvedParameters = $resolver->getParameters($reflection, $providedParameters, $resolvedParameters); |
| 25 | $diff = array_diff_key($reflectionParameters, $resolvedParameters); |
| 26 | if (empty($diff)) { |
| 27 | // Stop traversing: all parameters are resolved |
| 28 | return $resolvedParameters; |
| 29 | } |
| 30 | } |
| 31 | return $resolvedParameters; |
| 32 | } |
| 33 | /** |
| 34 | * Push a parameter resolver after the ones already registered. |
| 35 | */ |
| 36 | public function appendResolver(ParameterResolver $resolver): void |
| 37 | { |
| 38 | $this->resolvers[] = $resolver; |
| 39 | } |
| 40 | /** |
| 41 | * Insert a parameter resolver before the ones already registered. |
| 42 | */ |
| 43 | public function prependResolver(ParameterResolver $resolver): void |
| 44 | { |
| 45 | array_unshift($this->resolvers, $resolver); |
| 46 | } |
| 47 | } |
| 48 |