| 1 |
<?php declare(strict_types=1); |
| 2 |
|
| 3 |
namespace Invoker\Reflection; |
| 4 |
|
| 5 |
use Closure; |
| 6 |
use Invoker\Exception\NotCallableException; |
| 7 |
use ReflectionException; |
| 8 |
use ReflectionFunction; |
| 9 |
use ReflectionFunctionAbstract; |
| 10 |
use ReflectionMethod; |
| 11 |
|
| 12 |
/** |
| 13 |
* Create a reflection object from a callable or a callable-like. |
| 14 |
* |
| 15 |
* @internal |
| 16 |
*/ |
| 17 |
class CallableReflection |
| 18 |
{ |
| 19 |
/** |
| 20 |
* @param callable|array|string $callable Can be a callable or a callable-like. |
| 21 |
* @throws NotCallableException|ReflectionException |
| 22 |
*/ |
| 23 |
public static function create($callable): ReflectionFunctionAbstract |
| 24 |
{ |
| 25 |
// Closure |
| 26 |
if ($callable instanceof Closure) { |
| 27 |
return new ReflectionFunction($callable); |
| 28 |
} |
| 29 |
|
| 30 |
// Array callable |
| 31 |
if (is_array($callable)) { |
| 32 |
[$class, $method] = $callable; |
| 33 |
|
| 34 |
if (! method_exists($class, $method)) { |
| 35 |
throw NotCallableException::fromInvalidCallable($callable); |
| 36 |
} |
| 37 |
|
| 38 |
return new ReflectionMethod($class, $method); |
| 39 |
} |
| 40 |
|
| 41 |
// Callable object (i.e. implementing __invoke()) |
| 42 |
if (is_object($callable) && method_exists($callable, '__invoke')) { |
| 43 |
return new ReflectionMethod($callable, '__invoke'); |
| 44 |
} |
| 45 |
|
| 46 |
// Standard function |
| 47 |
if (is_string($callable) && function_exists($callable)) { |
| 48 |
return new ReflectionFunction($callable); |
| 49 |
} |
| 50 |
|
| 51 |
throw new NotCallableException(sprintf( |
| 52 |
'%s is not a callable', |
| 53 |
is_string($callable) ? $callable : 'Instance of ' . get_class($callable) |
| 54 |
)); |
| 55 |
} |
| 56 |
} |
| 57 |
|
