@wordpress/dom/build/dom/is-empty.js

DOM utilities module for WordPress.

"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var is_empty_exports = {};
__export(is_empty_exports, {
  default: () => isEmpty
});
module.exports = __toCommonJS(is_empty_exports);
function isEmpty(element) {
  switch (element.nodeType) {
    case element.TEXT_NODE:
      return /^[ \f\n\r\t\v\u00a0]*$/.test(element.nodeValue || "");
    case element.ELEMENT_NODE:
      if (element.hasAttributes()) {
        return false;
      } else if (!element.hasChildNodes()) {
        return true;
      }
      return (
        /** @type {Element[]} */
        Array.from(element.childNodes).every(isEmpty)
      );
    default:
      return true;
  }
}
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