@ne1410s/cust-elems/dist/ne14_cust_elems.umd.min.js

ES Custom Elements base functionality

(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
  typeof define === 'function' && define.amd ? define(['exports'], factory) :
  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.ne_cust_elems = {}));
})(this, (function (exports) { 'use strict';

  class CustomElementBase extends HTMLElement {
      constructor(css, html, mode = 'closed') {
          super();
          this.root = this.attachShadow({ mode });
          this.root.innerHTML = html;
          const style = document.createElement('style');
          style.textContent = css;
          this.root.appendChild(style);
      }
  }

  function decode(b64) {
      const bIndex = (b64 + '').indexOf('base64,');
      return bIndex === -1 ? b64 : window.atob(b64.substring(bIndex + 7));
  }
  function reduceCss(cssIn) {
      return cssIn
          .replace(/\s+/g, ' ')
          .replace(/([,{}:;])\s/g, '$1')
          .replace(/\s([{])/g, '$1');
  }
  function reduceHtml(htmlIn) {
      return htmlIn.replace(/\s+/g, ' ').replace(/(^|>)\s+(<|$)/g, '$1$2');
  }

  exports.CustomElementBase = CustomElementBase;
  exports.decode = decode;
  exports.reduceCss = reduceCss;
  exports.reduceHtml = reduceHtml;

}));