alignment.js/prevent_default_patch.js

A suite of reusable [React](http://reactjs.org/) components for creating a variety of visualizations involving [multiple sequence alignments](https://en.wikipedia.org/wiki/Multiple_sequence_alignment). [View the live demo here](http://alignment.hyphy.org/

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = _default;

function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }

function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

/* Temporary fix for a breaking change in Chrome to React
 * See https://github.com/facebook/react/issues/14856
 */
function _default(document) {
  var EVENTS_TO_MODIFY = ["touchstart", "touchmove", "touchend", "touchcancel", "wheel"];
  var originalAddEventListener = document.addEventListener.bind();

  document.addEventListener = function (type, listener, options, wantsUntrusted) {
    var modOptions = options;

    if (EVENTS_TO_MODIFY.includes(type)) {
      if (typeof options === "boolean") {
        modOptions = {
          capture: options,
          passive: false
        };
      } else if (_typeof(options) === "object") {
        modOptions = _objectSpread({}, options, {
          passive: false
        });
      }
    }

    return originalAddEventListener(type, listener, modOptions, wantsUntrusted);
  };

  var originalRemoveEventListener = document.removeEventListener.bind();

  document.removeEventListener = function (type, listener, options) {
    var modOptions = options;

    if (EVENTS_TO_MODIFY.includes(type)) {
      if (typeof options === "boolean") {
        modOptions = {
          capture: options,
          passive: false
        };
      } else if (_typeof(options) === "object") {
        modOptions = _objectSpread({}, options, {
          passive: false
        });
      }
    }

    return originalRemoveEventListener(type, listener, modOptions);
  };
}