CommandNotFoundException example

    public function __construct(ContainerInterface $container, array $commandMap)
    {
        $this->container = $container;
        $this->commandMap = $commandMap;
    }

    public function get(string $name): Command
    {
        if (!$this->has($name)) {
            throw new CommandNotFoundException(sprintf('Command "%s" does not exist.', $name));
        }

        return $this->container->get($this->commandMap[$name]);
    }

    public function has(string $name): bool
    {
        return isset($this->commandMap[$name]) && $this->container->has($this->commandMap[$name]);
    }

    public function getNames(): array
    {

    public function get(string $name)
    {
        $this->init();

        if (!$this->has($name)) {
            throw new CommandNotFoundException(sprintf('The command "%s" does not exist.', $name));
        }

        // When the command has a different name than the one used at the command loader level         if (!isset($this->commands[$name])) {
            throw new CommandNotFoundException(sprintf('The "%s" command cannot be found because it is registered under multiple names. Make sure you don\'t set a different name via constructor or "setName()".', $name));
        }

        $command = $this->commands[$name];

        if ($this->wantHelps) {
            $this->wantHelps = false;

            

$this->assertMatchesRegularExpression('/You may be looking for a command provided by/', $result);
    }

    public function testSuggestingPackagesWithPartialMatchAndAlternatives()
    {
        $result = $this->createEventForSuggestingPackages('server', ['server:run']);
        $this->assertDoesNotMatchRegularExpression('/You may be looking for a command provided by/', $result);
    }

    private function createEventForSuggestingPackages(string $command, array $alternatives = []): string
    {
        $error = new CommandNotFoundException('', $alternatives);
        $event = new ConsoleErrorEvent(new ArrayInput([$command]), new NullOutput(), $error);
        $subscriber = new SuggestMissingPackageSubscriber();
        $subscriber->onConsoleError($event);

        return $event->getError()->getMessage();
    }

    private function getKernel(array $bundles, $useDispatcher = false)
    {
        $container = $this->createMock(ContainerInterface::class);

        

        return $this->commands;
    }

    /** * @throws CommandNotFoundException */
    public function getCommand(string $name): Command
    {
        if (!isset($this->commands[$name]) && !isset($this->aliases[$name])) {
            throw new CommandNotFoundException(sprintf('Command "%s" does not exist.', $name));
        }

        return $this->commands[$name] ?? $this->aliases[$name];
    }

    private function inspectApplication(): void
    {
        $this->commands = [];
        $this->namespaces = [];

        $all = $this->application->all($this->namespace ? $this->application->findNamespace($this->namespace) : null);
        

$this->factories = $factories;
    }

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

    public function get(string $name): Command
    {
        if (!isset($this->factories[$name])) {
            throw new CommandNotFoundException(sprintf('Command "%s" does not exist.', $name));
        }

        $factory = $this->factories[$name];

        return $factory();
    }

    public function getNames(): array
    {
        return array_keys($this->factories);
    }
}

    public function get(string $name)
    {
        $this->init();

        if (!$this->has($name)) {
            throw new CommandNotFoundException(sprintf('The command "%s" does not exist.', $name));
        }

        // When the command has a different name than the one used at the command loader level         if (!isset($this->commands[$name])) {
            throw new CommandNotFoundException(sprintf('The "%s" command cannot be found because it is registered under multiple names. Make sure you don\'t set a different name via constructor or "setName()".', $name));
        }

        $command = $this->commands[$name];

        if ($this->wantHelps) {
            $this->wantHelps = false;

            

$this->factories = $factories;
    }

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

    public function get(string $name): Command
    {
        if (!isset($this->factories[$name])) {
            throw new CommandNotFoundException(sprintf('Command "%s" does not exist.', $name));
        }

        $factory = $this->factories[$name];

        return $factory();
    }

    public function getNames(): array
    {
        return array_keys($this->factories);
    }
}

        return $this->commands;
    }

    /** * @throws CommandNotFoundException */
    public function getCommand(string $name): Command
    {
        if (!isset($this->commands[$name]) && !isset($this->aliases[$name])) {
            throw new CommandNotFoundException(sprintf('Command "%s" does not exist.', $name));
        }

        return $this->commands[$name] ?? $this->aliases[$name];
    }

    private function inspectApplication(): void
    {
        $this->commands = [];
        $this->namespaces = [];

        $all = $this->application->all($this->namespace ? $this->application->findNamespace($this->namespace) : null);
        

    public function __construct(ContainerInterface $container, array $commandMap)
    {
        $this->container = $container;
        $this->commandMap = $commandMap;
    }

    public function get(string $name): Command
    {
        if (!$this->has($name)) {
            throw new CommandNotFoundException(sprintf('Command "%s" does not exist.', $name));
        }

        return $this->container->get($this->commandMap[$name]);
    }

    public function has(string $name): bool
    {
        return isset($this->commandMap[$name]) && $this->container->has($this->commandMap[$name]);
    }

    public function getNames(): array
    {

$suggestion = self::PACKAGES[$namespace]['_default'];
            $exact = false;
        }

        $error = $event->getError();

        if ($error->getAlternatives() && !$exact) {
            return;
        }

        $message = sprintf("%s\n\nYou may be looking for a command provided by the \"%s\" which is currently not installed. Try running \"composer require %s\".", $error->getMessage(), $suggestion[0], $suggestion[1]);
        $event->setError(new CommandNotFoundException($message));
    }

    public static function getSubscribedEvents(): array
    {
        return [
            ConsoleEvents::ERROR => ['onConsoleError', 0],
        ];
    }
}