Zanzara\Support\CallableResolver::getCallable()

Complexity

Conditions	9
Paths	8

Size

Total Lines	17
Code Lines	7

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

<?php
    protected function getCallable($callback)
    {
        // if is a class definition, resolve it to an instance through the container
        if (is_array($callback) && count($callback) === 2 && is_string($callback[0]) && class_exists($callback[0])) {
            $callback[0] = $this->container->make($callback[0]);
        }

        // if passing a class, we probably want resolve that and call the __invoke method
        if (is_string($callback) && class_exists($callback)) {
            $callback = $this->container->make($callback);
        }

        if (!is_callable($callback) && !($callback instanceof MiddlewareInterface)) {
            throw new InvalidArgumentException('The callback parameter must be a valid callable.');
        }

        return $callback;
    }
}