Method help

src/command.ts:137–140

* Sets the help text for the command. * * This text is displayed when: * - the `--help` flag is passed to the command, or * - the `help ` command is used. * * @param t the human-readable help text. * @return the command, for chaining.

(t: string)

   * @return the command, for chaining.
   */
  help(t: string): Command {
    this.helpText = t;
    return this;
  }

  /**
   * Sets the function to be run for the command.