message: export and freeze the array form as well
diff: @@ -31,7 +31,7 @@ export default class Command {
  }
  }
  -const CommandsArray = [
  +export const CommandsArray = Object.freeze([
  "addSelection",
  "answerOnNextPrompt",
  "assertAlert",
  @@ -66,7 +66,7 @@ const CommandsArray = [
  "type",
  "verifyText",
  "verifyTitle"
  -];
  +]);
  export const Commands = Object.freeze(CommandsArray.reduce((commands, command) => {
  commands[command] = command;
  