Online PHP editor | rfc for rcZVi

@ 2023-12-28T13:31:37Z

<?php

class AttemptingToRegisterServiceUsingBusyName extends Exception implements ContainerExceptionInterface{}

class AttemptToObtainOrCreateUnregisteredService extends Exception implements NotFoundExceptionInterface{}

class DIContainer implements ContainerInterface
{
    private array $registered = [];

    private array $created = [];

    public function register(string $id, callable $factory): void
    {
        if ($this->has($id)) {
            throw new AttemptingToRegisterServiceUsingBusyName('Сервис с таким именем уже зарегистрирован.');
        }

        $this->registered[$id] = $factory;
    }

    public function get(string $id): mixed
    {
        if (array_key_exists($id, $this->created)) {
            return $this->created[$id];
        } elseif ($this->has($id)) {
            $object = call_user_func($this->registered[$id], $this);
            $this->created[$id] = $object;
            return $object;
        } else {
            throw new AttemptToObtainOrCreateUnregisteredService('Сервис с таким именем не зарегистрирован.');
        }
    }

    public function has(string $id): bool
    {
        return isset($this->registered[$id]);
    }
}

Output for git.master, git.master_jit, rfc.property-hooks: Fatal error: Uncaught Error: Interface "ContainerExceptionInterface" not found in /in/rcZVi:3 Stack trace: #0 {main} thrown in /in/rcZVi on line 3
Process exited with code 255.

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2020-03-21 RFC: Is_Literal - declined
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