gecko-dev/browser/devtools/commandline/CmdEcho.jsm

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

const { classes: Cc, interfaces: Ci, utils: Cu } = Components;

let EXPORTED_SYMBOLS = [ ];

Cu.import("resource:///modules/devtools/gcli.jsm");

/**
 * 'echo' command
 */
gcli.addCommand({
  name: "echo",
  description: gcli.lookup("echoDesc"),
  params: [
    {
      name: "message",
      type: "string",
      description: gcli.lookup("echoMessageDesc")
    }
  ],
  returnType: "string",
  hidden: true,
  exec: function Command_echo(args, context) {
    return args.message;
  }
});