Bookmarklet for compact view on GitHub Pull request file changes.

toggle-compact-view.js

javascript:+function () {
  /**
   * Bookmarklet for compact view on GitHub Pull request file changes.
   */
  'use strict';
  let d, s, sh, id;
  id = '__toggleCompactStyles__';
  d = document, s = d.getElementById(id);
  if (!s) {
    s = d.createElement('style');
    s.id = id;
    d.head.appendChild(s);
  }
  sh = s.sheet;
  if (sh.cssRules.length) {
    sh.deleteRule(1); sh.deleteRule(0);
  } else {
    d.querySelectorAll('.file.open > .file-header.js-file-header > .file-actions > button').forEach(btn => { btn.click() });
    sh.insertRule('.file { margin: -2px 0 0 !important; }', 0);
    sh.insertRule('.file-header { padding: 0 10px }', 1);
  }
}();