pob-babel/lib/cli-spinner.js

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'use strict';

let enabled = false;
const ora = require('ora');

module.exports = class Task {
  constructor(name) {
    if (!enabled) return;
    this._name = name;
    this.spinner = ora({
      enabled,
      text: name,
      interval: 600,
    }).start();
  }

  set name(name) {
    if (!enabled) return;
    this._name = name;
    this.spinner.text = name;
    this.spinner.render();
  }

  subtask(name) {
    if (!enabled) return { done() {} };
    const text = `${this._name} → ${name}`;
    this.spinner.text = text;
    this.spinner.render();
    return {
      done: () => {
        process.nextTick(() => {
          if (this.spinner.text === text) {
            this.spinner.text = this._name;
          }
        });
      },
    };
  }

  succeed() {
    if (!enabled) return;
    this.spinner.text = this._name;
    this.spinner.succeed();
  }
};

module.exports.enable = () => (enabled = undefined);