Method defineCommand

lib/repl.js:1250–1257

(keyword, cmd)

    };
  }
  defineCommand(keyword, cmd) {
    if (typeof cmd === 'function') {
      cmd = { action: cmd };
    } else {
      validateFunction(cmd.action, 'cmd.action');
    }
    this.commands[keyword] = cmd;
  }
}

// Prompt is a string to print on each line for the prompt,