katoikia-app/web-ui/web-react/node_modules/preact/src/util.js

28 lines
850 B
JavaScript

import { EMPTY_ARR } from "./constants";
/**
* Assign properties from `props` to `obj`
* @template O, P The obj and props types
* @param {O} obj The object to copy properties to
* @param {P} props The object to copy properties from
* @returns {O & P}
*/
export function assign(obj, props) {
// @ts-ignore We change the type of `obj` to be `O & P`
for (let i in props) obj[i] = props[i];
return /** @type {O & P} */ (obj);
}
/**
* Remove a child node from its parent if attached. This is a workaround for
* IE11 which doesn't support `Element.prototype.remove()`. Using this function
* is smaller than including a dedicated polyfill.
* @param {Node} node The node to remove
*/
export function removeNode(node) {
let parentNode = node.parentNode;
if (parentNode) parentNode.removeChild(node);
}
export const slice = EMPTY_ARR.slice;