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<?php |
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namespace Narrowspark\Arr; |
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use BadMethodCallException; |
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use ReflectionClass; |
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use ReflectionMethod; |
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use RuntimeException; |
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class Arr |
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{ |
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/** |
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* A mapping of method names to the numbers of arguments it accepts. Each |
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* should be two more than the equivalent method. |
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* |
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* @var string[] |
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*/ |
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protected $classes = [ |
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Access::class, |
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Enumerator::class, |
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Transform::class, |
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Traverse::class |
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]; |
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protected $methodArgs = null; |
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/** |
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* Invokes the given method with the rest of the passed arguments. |
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* The result is not cast, so the return value may be of type Arr, array, |
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* integer, boolean, etc. |
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* |
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* @param string $name |
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* @param mixed[] $args |
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* |
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* @throws \BadMethodCallException |
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* @throws \RuntimeException |
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* |
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* @return mixed |
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*/ |
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public function __call($name, $args) |
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{ |
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$this->getMethodArgs($name); |
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if (!isset($this->methodArgs[$name])) { |
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throw new BadMethodCallException(sprintf('%s is not a valid method.', $name)); |
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} |
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if (count($args) !== $this->methodArgs[$name]) { |
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throw new RuntimeException( |
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sprintf( |
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'%s counted arguments dont match needed arguments %s for function %s.', |
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count($args), |
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count($this->methodArgs[$name]), |
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$name |
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) |
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); |
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} |
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foreach ($this->classes as $class) { |
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if (method_exists($class, $name)) { |
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$this->getFunction(new $class(), $name, $args); |
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} |
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} |
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} |
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/** |
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* Get all methods arguments. |
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* |
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* @param string $name |
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*/ |
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protected function getMethodArgs($name) |
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{ |
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if (!$this->methodArgs) { |
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foreach ($this->classes as $classInterface) { |
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$class = new ReflectionClass($classInterface); |
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$methods = $class->getMethods(ReflectionMethod::IS_PUBLIC); |
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foreach ($methods as $method) { |
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$params = $method->getNumberOfParameters(); |
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$this->methodArgs[$method->name] = $params; |
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} |
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} |
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} |
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} |
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/** |
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* Get function from the correct object. |
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* |
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* @param object $instance |
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* @param string $method |
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* @param array $args |
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* |
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* @return mixed |
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*/ |
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protected function getFunction($instance, $method, $args) |
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{ |
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switch (count($args)) { |
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case 2: |
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return $instance->$method($args[0], $args[1]); |
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case 3: |
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return $instance->$method($args[0], $args[1], $args[2]); |
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case 4: |
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return $instance->$method($args[0], $args[1], $args[2], $args[3]); |
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} |
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} |
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} |
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narrowspark /
arr
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.