public function Shell::run in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 vendor/symfony/console/Shell.php \Symfony\Component\Console\Shell::run()

Runs the shell.

File

vendor/symfony/console/Shell.php, line 55

Class

Shell

A Shell wraps an Application to add shell capabilities to it.

Namespace

Symfony\Component\Console

Code

public function run() {
  $this->application
    ->setAutoExit(false);
  $this->application
    ->setCatchExceptions(true);
  if ($this->hasReadline) {
    readline_read_history($this->history);
    readline_completion_function(array(
      $this,
      'autocompleter',
    ));
  }
  $this->output
    ->writeln($this
    ->getHeader());
  $php = null;
  if ($this->processIsolation) {
    $finder = new PhpExecutableFinder();
    $php = $finder
      ->find();
    $this->output
      ->writeln(<<<EOF
<info>Running with process isolation, you should consider this:</info>
  * each command is executed as separate process,
  * commands don't support interactivity, all params must be passed explicitly,
  * commands output is not colorized.

EOF
);
  }
  while (true) {
    $command = $this
      ->readline();
    if (false === $command) {
      $this->output
        ->writeln("\n");
      break;
    }
    if ($this->hasReadline) {
      readline_add_history($command);
      readline_write_history($this->history);
    }
    if ($this->processIsolation) {
      $pb = new ProcessBuilder();
      $process = $pb
        ->add($php)
        ->add($_SERVER['argv'][0])
        ->add($command)
        ->inheritEnvironmentVariables(true)
        ->getProcess();
      $output = $this->output;
      $process
        ->run(function ($type, $data) use ($output) {
        $output
          ->writeln($data);
      });
      $ret = $process
        ->getExitCode();
    }
    else {
      $ret = $this->application
        ->run(new StringInput($command), $this->output);
    }
    if (0 !== $ret) {
      $this->output
        ->writeln(sprintf('<error>The command terminated with an error status (%s)</error>', $ret));
    }
  }
}