Function decodeEntities

Pagetual/pagetual.user.js:4803–4816

(text)

        nbsp: '\u00A0'
    };
    function decodeEntities(text) {
        return text.replace(/&(#x?[0-9a-fA-F]+|[a-zA-Z]+);/g, function(_, code) {
            if (code[0] === '#') {
                const isHex = code[1] === 'x' || code[1] === 'X';
                const num = parseInt(code.slice(isHex ? 2 : 1), isHex ? 16 : 10);
                if (!isNaN(num)) {
                    try { return String.fromCodePoint(num); } catch(e) {}
                }
                return '&' + code + ';';
            }
            const key = code.toLowerCase();
            return (key in HTML_ENTITIES) ? HTML_ENTITIES[key] : '&' + code + ';';
        });
    }
    function parseHTMLToFragment(html, fragment, doc) {
        const stack = [fragment];
        const tokenRe = /<!--[\s\S]*?-->|<!doctype[^>]*>|<\/?[a-zA-Z][^>]*>|[^<]+/gi;