@orca-fe/pocket/lib/load-script/LoadScript.js

UI components by orca-team

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = loadScript;
var cache = new Map();
function loadScript(src) {
  var callback = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : function (e) {};
  var p = cache.get(src);
  if (!p) {
    p = new Promise(function (resolve, reject) {
      var script = document.createElement('script');
      script.src = src;
      script.onload = function (e) {
        resolve(e);
      };
      script.onerror = function (event, source, lineno, colno, error) {
        cache.delete(src);
        reject(error);
      };
      document.body.appendChild(script);
    });
    cache.set(src, p);
  }
  return p.then(function () {
    callback();
  }).catch(function (err) {
    callback(err);
  });
}