Analyzer.prototype.nodeWalkDocuments = function nodeWalkDocuments(predicate) {
for (var href in this._parsedDocuments) {
var match = dom5.nodeWalk(this._parsedDocuments[href].ast, predicate);
if (match) {
return match;
}
}
return null;
};
function injectFrameScript(sourceDocument) {
let fs = buildFrameScript();
let scriptTag = dom5.constructors.element('script');
dom5.setAttribute(scriptTag, 'designer-exclude', '');
dom5.setTextContent(scriptTag, fs);
let head = dom5.query(sourceDocument, dom5.predicates.hasTagName('head'));
if (head) {
// inject into <head>
if (head.childNodes) {
let firstChild = head.childNodes[0];
dom5.insertBefore(head, firstChild, scriptTag);
} else {
dom5.append(head, scriptTag);
}
} else {
// add to top of doc, below doctype
let firstNonDoctype = dom5.nodeWalk(doc,
(n) => n.nodeName !== '#documentType');
dom5.insertBefore(sourceDocument, firstNonDoctype, scriptTag);
}
}