@wordpress/blocks
Version:
Block API for WordPress.
44 lines (43 loc) • 1.42 kB
JavaScript
// packages/blocks/src/api/raw-handling/list-reducer.js
import { unwrap } from "@wordpress/dom";
function isList(node) {
return node.nodeName === "OL" || node.nodeName === "UL";
}
function shallowTextContent(element) {
return Array.from(element.childNodes).map(({ nodeValue = "" }) => nodeValue).join("");
}
function listReducer(node) {
if (!isList(node)) {
return;
}
const list = node;
const prevElement = node.previousElementSibling;
if (prevElement && prevElement.nodeName === node.nodeName && list.children.length === 1) {
while (list.firstChild) {
prevElement.appendChild(list.firstChild);
}
list.parentNode.removeChild(list);
}
const parentElement = node.parentNode;
if (parentElement && parentElement.nodeName === "LI" && parentElement.children.length === 1 && !/\S/.test(shallowTextContent(parentElement))) {
const parentListItem = parentElement;
const prevListItem = parentListItem.previousElementSibling;
const parentList = parentListItem.parentNode;
if (prevListItem) {
prevListItem.appendChild(list);
parentList.removeChild(parentListItem);
}
}
if (parentElement && isList(parentElement)) {
const prevListItem = node.previousElementSibling;
if (prevListItem) {
prevListItem.appendChild(node);
} else {
unwrap(node);
}
}
}
export {
listReducer as default
};
//# sourceMappingURL=list-reducer.js.map