github

github.js

// ==UserScript==
// @name         Github
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  try to take over the world!
// @author       You
// @match        https://github.com/*
// @icon         https://www.google.com/s2/favicons?domain=github.com
// @grant        none
// ==/UserScript==
;(function () {
  const diffbar = document.querySelector('.diffbar-item')
  if (!diffbar) return

  // Collapse
  const input = document.createElement('input')
  input.type = 'checkbox'
  const id = setTimeout(() => {})
  input.id = id
  const label = document.createElement('label')
  label.htmlFor = id
  label.style.marginLeft = '8px'
  label.textContent = 'Collapse All'
  input.checked = location.search === '?file-filters%5B%5D='
  input.style.marginLeft = '16px'
  input.style.cursor = 'pointer'
  input.oninput = e =>
    e.target.checked
      ? (location.search = 'file-filters%5B%5D=')
      : (location.search = '')

  // Review
  const review = document.createElement('button')
  review.textContent = 'Review All'
  review.style.marginLeft = '8px'
  review.onclick = () =>
    Array.from(document.querySelectorAll('.js-toggle-user-reviewed-file-form'))
      .filter(f => !f.querySelector('.js-reviewed-file'))
      .map(f => f.querySelector('label'))
      .forEach(l => l.click())

  diffbar.after(input, label, review)
})()