@fe-hl/command/lib/index.js

common command class

class Command {
  constructor(commandInstance) {
    if (!commandInstance) {
      throw new Error("Commander实例不能为空");
    }
    this.program = commandInstance;
    let cmd = this.program.command(this.command);
    cmd.hook("preAction", () => {
      this.preAction();
    });
    cmd.hook("postAction", () => {
      this.postAction();
    });
    cmd.description(this.description);
    if (this.options.length > 0) {
      this.options.forEach((option) => {
        // 注册option
        cmd.option(...option);
      });
    }
    cmd.action((name, options) => {
      this.action(name, options);
    });
  }
  get command() {
    throw new Error("command 方法必须实现");
  }
  get description() {
    throw new Error("description 方法必须实现");
  }
  get options() {
    return [];
  }
  action() {
    throw new Error("action 方法必须实现");
  }
  preAction() {
    // empty
  }
  postAction() {
    // empty
  }
}

export default Command;