"use strict";
const { domSymbolTree } = require("./internal-constants");
const { DOCUMENT_NODE } = require("../node-type");
const { HTML_NS } = require("./namespaces");
// All these operate on and return impls, not wrappers!
exports.closest = (e, localName) => {
while (e) {
if (e.localName === localName && e.namespaceURI === HTML_NS) {
return e;
}
e = domSymbolTree.parent(e);
}
return null;
};
exports.isConnected = node => {
while (node) {
if (node.nodeType === DOCUMENT_NODE) {
return true;
}
node = domSymbolTree.parent(node);
}
return false;
};
exports.childrenByHTMLLocalName = (parent, localName) => {
return domSymbolTree.childrenToArray(parent, { filter(node) {
return node._localName === localName && node._namespaceURI === HTML_NS;
} });
};
exports.descendantsByHTMLLocalName = (parent, localName) => {
return domSymbolTree.treeToArray(parent, { filter(node) {
return node._localName === localName && node._namespaceURI === HTML_NS && node !== parent;
} });
};
exports.childrenByHTMLLocalNames = (parent, localNamesSet) => {
return domSymbolTree.childrenToArray(parent, { filter(node) {
return localNamesSet.has(node._localName) && node._namespaceURI === HTML_NS;
} });
};
exports.descendantsByHTMLLocalNames = (parent, localNamesSet) => {
return domSymbolTree.treeToArray(parent, { filter(node) {
return localNamesSet.has(node._localName) &&
node._namespaceURI === HTML_NS &&
node !== parent;
} });
};
exports.firstChildWithHTMLLocalName = (parent, localName) => {
const iterator = domSymbolTree.childrenIterator(parent);
for (const child of iterator) {
if (child._localName === localName && child._namespaceURI === HTML_NS) {
return child;
}
}
return null;
};
exports.firstChildWithHTMLLocalNames = (parent, localNamesSet) => {
const iterator = domSymbolTree.childrenIterator(parent);
for (const child of iterator) {
if (localNamesSet.has(child._localName) && child._namespaceURI === HTML_NS) {
return child;
}
}
return null;
};
exports.firstDescendantWithHTMLLocalName = (parent, localName) => {
const iterator = domSymbolTree.treeIterator(parent);
for (const descendant of iterator) {
if (descendant._localName === localName && descendant._namespaceURI === HTML_NS) {
return descendant;
}
}
return null;
};