Example #1
0
 protected function listCommands(InputInterface $input, OutputInterface $output)
 {
     $filter = $input->getArgument(1, NULL);
     $message = $filter === NULL ? '' : ' in namespace [' . $filter . ']';
     $output->writeLine("Available commands%s:", $message);
     $output->writeLine('');
     foreach ($this->commands as $namespace => $cmd) {
         if ($filter !== NULL && $namespace != $filter) {
             continue;
         }
         $output->writeLine($namespace . ':');
         foreach ($cmd as $name => $command) {
             $output->writeLine('  %s - %s', $name, $command->getDescription());
         }
         $output->writeLine('');
     }
     if ($filter === NULL) {
         $output->writeLine('help - List all available commands.');
         $output->writeLine('exit - Terminate the K2 shell.');
     }
 }