Function setHTML

Pagetual/pagetual.user.js:4922–4962

(target, html, doc)

    }

    function setHTML(target, html, doc) {
        if (!target) return;
        const htmlStr = html === null || html === undefined ? '' : String(html);
        if (tryDirectSetHTML(target, htmlStr) || tryPolicySetHTML(target, htmlStr)) return;
        const targetDoc = doc || target.ownerDocument || document;
        const fragment = createHTML(htmlStr, targetDoc);
        const targetIsHtml = target.nodeType === 1 && target.nodeName.toLowerCase() === 'html';
        if (targetIsHtml) {
            let htmlNode = null;
            const fragChildren = fragment.childNodes;
            for (let i = 0; i < fragChildren.length; i++) {
                const child = fragChildren[i];
                if (child.nodeType === 1 && child.nodeName.toLowerCase() === 'html') {
                    htmlNode = child;
                    break;
                }
            }
            if (htmlNode) {
                const attrs = target.attributes;
                for (let i = attrs.length - 1; i >= 0; i--) {
                    target.removeAttribute(attrs[i].name);
                }
                const srcAttrs = htmlNode.attributes;
                for (let i = 0; i < srcAttrs.length; i++) {
                    target.setAttribute(srcAttrs[i].name, srcAttrs[i].value);
                }
                while (target.firstChild) {
                    target.removeChild(target.firstChild);
                }
                const htmlChildren = Array.from(htmlNode.childNodes);
                for (let i = 0; i < htmlChildren.length; i++) {
                    target.appendChild(htmlChildren[i]);
                }
                return;
            }
        }
        while (target.firstChild) {
            target.removeChild(target.firstChild);
        }
        target.appendChild(fragment);
    }

    const AsyncFunction = Object.getPrototypeOf(async function(){}).constructor;