cookiebot
/
addons
/
lib
/
ioc
/
php-di
/
invoker
/
src
/
ParameterResolver
/
DefaultValueResolver.php
Container
7 years ago
AssociativeArrayResolver.php
7 years ago
DefaultValueResolver.php
7 years ago
NumericArrayResolver.php
7 years ago
ParameterResolver.php
7 years ago
ResolverChain.php
7 years ago
TypeHintResolver.php
7 years ago
DefaultValueResolver.php
41 lines
| 1 | <?php |
| 2 | |
| 3 | namespace Invoker\ParameterResolver; |
| 4 | |
| 5 | use ReflectionException; |
| 6 | use ReflectionFunctionAbstract; |
| 7 | |
| 8 | /** |
| 9 | * Finds the default value for a parameter, *if it exists*. |
| 10 | * |
| 11 | * @author Matthieu Napoli <matthieu@mnapoli.fr> |
| 12 | */ |
| 13 | class DefaultValueResolver implements ParameterResolver |
| 14 | { |
| 15 | public function getParameters( |
| 16 | ReflectionFunctionAbstract $reflection, |
| 17 | array $providedParameters, |
| 18 | array $resolvedParameters |
| 19 | ) { |
| 20 | $parameters = $reflection->getParameters(); |
| 21 | |
| 22 | // Skip parameters already resolved |
| 23 | if (! empty($resolvedParameters)) { |
| 24 | $parameters = array_diff_key($parameters, $resolvedParameters); |
| 25 | } |
| 26 | |
| 27 | foreach ($parameters as $index => $parameter) { |
| 28 | /** @var \ReflectionParameter $parameter */ |
| 29 | if ($parameter->isOptional()) { |
| 30 | try { |
| 31 | $resolvedParameters[$index] = $parameter->getDefaultValue(); |
| 32 | } catch (ReflectionException $e) { |
| 33 | // Can't get default values from PHP internal classes and functions |
| 34 | } |
| 35 | } |
| 36 | } |
| 37 | |
| 38 | return $resolvedParameters; |
| 39 | } |
| 40 | } |
| 41 |