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<?php declare(strict_types=1);
namespace Bigwhoop\Trumpet\Commands;
final class CommandHandler
{
/** @var Command[] */
private $commands = [];
public function registerCommand(Command $command)
$this->commands[$command->getToken()] = $command;
}
public function hasCommand(string $commandName): bool
return array_key_exists($commandName, $this->commands);
public function execute(string $commandName, CommandParams $params, CommandExecutionContext $executionContext): string
if (!array_key_exists($commandName, $this->commands)) {
throw new UnknownCommandException("Command '$commandName' must be registered before it can be used.");
return $this->commands[$commandName]->execute($params, $executionContext);
bigwhoop /
trumpet
