* Escape HTML entities for text content * Fast path: return early if no escaping needed

Process raw attributes object - convert names, parse styles, sanitize URLs

Check if line starts a list item, return marker info

Count consecutive occurrences of a character

* Case-insensitive indexOf without allocating new string. * * Fast path: when the search string starts with a non-letter ASCII char * (the only cal

Scan thematic break (---, ***, ___)

Create a text node