Syntax highlighting on the REAPER forum

syntax-highlighting.user.js

// ==UserScript==
// @name      Syntax highlighting
// @namespace https://cfillion.ca
// @version   1.0.3
// @author    cfillion
// @include   https://forum.cockos.com/showthread.php*
// @include   https://forum.cockos.com/showpost.php*
// @include   https://forum.cockos.com/editpost.php*
// @include   https://forum.cockos.com/newreply.php*
// @require   https://cdnjs.cloudflare.com/ajax/libs/highlight.js/10.7.3/highlight.min.js
// ==/UserScript==

// See also: original-poster.user.js https://gist.github.com/cfillion/1ef421d54bb747fa14047d6d65aa8dae

// highlight.js v11 removed auto-merging of html (removes links) 

var theme = document.createElement('link')
theme.rel = 'stylesheet';
theme.href = 'https://cdnjs.cloudflare.com/ajax/libs/highlight.js/10.7.3/styles/sunburst.min.css';
document.body.appendChild(theme);

var style = document.createElement('style')
style.textContent = `
  pre.alt2 a:link, pre.alt2 a:visited { color: white; }
  pre.alt2 font { color: inherit; }
`;
document.body.appendChild(style);

hljs.configure({
  tabReplace: '\x20'.repeat(2),
  languages: ['lua', 'cpp'],
});

document.querySelectorAll('pre.alt2').forEach(hljs.highlightBlock);