BBCode2HTML Bookmarklet

javascript: /*BBCode2HTML v1.0.1*/
((b, pt, e) => {
  pt = t => {
    var u, h, s = t.data.replace(/\[(\/?)([a-z]+|\*)(?:=([^\]]+))?\]/gi, (s,a,b,c) => {
      switch (b.toLowerCase()) {
        case "b":
        case "br":
        case "center":
        case "code":
        case "i":
        case "quote":
        case "s":
        case "u":
          h = true;
          return `<${a}${b}>`;
        case "color":
        case "size":
          h = true;
          if (a) {
            return '</font>'
          } else return `<font ${b}="${c}">`;
        case "img":
          h = true;
          if (a) {
            return '" />'
          } else return '<img src="';
        case "list":
          h = true;
          if (a) {
            u = false;
            return '</ul>'
          } else {
            u = true;
            return '<ul>'
          }
        case "*":
          if (u && !a && !c) return h = '<li>';
          return s;
        case "url":
          h = true;
          if (a) {
            return '</a>'
          } else return `<a href="${c}">`;
        default: return s;
      }
    });
    if (h) {
      e.innerHTML = s;
      s = t.nextSibling; u = t.parentNode;
      u.removeChild(t);
      while (e.firstChild) u.insertBefore(e.firstChild, s)
    }
  };
  e = document.createElement("DIV");
  (function pe(e, i, n) {
    for (i = e.childNodes.length - 1, n = e.childNodes[i]; i >= 0; i--) {
      switch (n.nodeType) {
        case Node.ELEMENT_NODE: pe(n); break;
        case Node.TEXT_NODE: pt(n)
      }
    }
  })(b)
})(document.body)