Fix Nix Help

nix-manual-fix.js

// ==UserScript==
// @name        Fix Nix Help - nixos.org
// @namespace   Violentmonkey Scripts
// @match       https://nixos.org/manual/*
// @grant       none
// @version     1.0
// @author      modwizcode
// @description Patches the Nix documention to actually have entries in the TOC for subcommands
// @require https://cdn.jsdelivr.net/npm/@violentmonkey/dom@1
// ==/UserScript==

const node = document.querySelector('.active');

const targets = document.querySelectorAll('a.header[href^="#operation"]');
const list = document.createElement('ol');
list.classList.add('section');
targets.forEach(target => {
  const listEntry = document.createElement('li');
  listEntry.classList.add('chapter-item');
  listEntry.classList.add('expanded');
  const link = document.createElement('a');
  link.textContent = target.textContent;
  link.href = target.href;
  listEntry.append(link);
  list.append(listEntry);
});
node.parentElement.after(list);