The Commands

Each command consists of these parts:

cmd_name - the name of the command.
command arguments - arguments that define the behavior of the command.
on_success (optional) - the next command executed if the current command execution succeeds.
on_fail (optional) - the next command executed if the current command execution fails.

Sample

:command (
      :cmd_name (try)
      :try_arguments
           .
           .

      :on_success (
             :command()
      )
      :on_fail (
             :command()
      )
)