From 6ea647dc914b2059c7873368eb66211e95a8fe9c Mon Sep 17 00:00:00 2001
From: ianwith <gy.ian117@gmail.com>
Date: Mon, 23 Apr 2018 19:01:58 +0800
Subject: [PATCH] add Object.assign transform

---
 lib/PinchableMixin.js  | 6 ++++--
 lib/TapAndPinchable.js | 4 +++-
 lib/getComponent.js    | 6 ++++--
 package.json           | 4 ++++
 4 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/lib/PinchableMixin.js b/lib/PinchableMixin.js
index a837352..668273a 100644
--- a/lib/PinchableMixin.js
+++ b/lib/PinchableMixin.js
@@ -1,5 +1,7 @@
 'use strict';
 
+var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
+
 var PropTypes = require('prop-types');
 var React = require('react');
 
@@ -28,7 +30,7 @@ var Mixin = {
 		}
 		var touches = event.touches;
 		this._initialPinch = getPinchProps(touches);
-		this._initialPinch = Object.assign(this._initialPinch, {
+		this._initialPinch = _extends(this._initialPinch, {
 			displacement: { x: 0, y: 0 },
 			displacementVelocity: { x: 0, y: 0 },
 			rotation: 0,
@@ -80,7 +82,7 @@ var Mixin = {
 
 	onPinchEnd: function onPinchEnd(event) {
 		// TODO use helper to order touches by identifier and use actual values on touchEnd.
-		var currentPinch = Object.assign({}, this._lastPinch);
+		var currentPinch = _extends({}, this._lastPinch);
 		currentPinch.time = Date.now();
 
 		if (currentPinch.time - this._lastPinch.time > 16) {
diff --git a/lib/TapAndPinchable.js b/lib/TapAndPinchable.js
index cb3271b..7fff1ce 100644
--- a/lib/TapAndPinchable.js
+++ b/lib/TapAndPinchable.js
@@ -1,5 +1,7 @@
 'use strict';
 
+var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
+
 var TappableMixin = require('./TappableMixin');
 var PinchableMixin = require('./PinchableMixin');
 var getComponent = require('./getComponent');
@@ -9,7 +11,7 @@ var Component = getComponent([TappableMixin, PinchableMixin]);
 
 module.exports = Component;
 module.exports.touchStyles = touchStyles;
-module.exports.Mixin = Object.assign({}, TappableMixin, {
+module.exports.Mixin = _extends({}, TappableMixin, {
   onPinchStart: PinchableMixin.onPinchStart,
   onPinchMove: PinchableMixin.onPinchMove,
   onPinchEnd: PinchableMixin.onPinchEnd
diff --git a/lib/getComponent.js b/lib/getComponent.js
index b2e0384..6fe9796 100644
--- a/lib/getComponent.js
+++ b/lib/getComponent.js
@@ -1,5 +1,7 @@
 'use strict';
 
+var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
+
 var createReactClass = require('create-react-class');
 var PropTypes = require('prop-types');
 var React = require('react');
@@ -44,9 +46,9 @@ module.exports = function (mixins) {
 			}
 
 			var style = {};
-			Object.assign(style, touchStyles, props.style);
+			_extends(style, touchStyles, props.style);
 
-			var newComponentProps = Object.assign({}, props, {
+			var newComponentProps = _extends({}, props, {
 				style: style,
 				className: className,
 				disabled: props.disabled,
diff --git a/package.json b/package.json
index 27a57ed..80b5ec4 100644
--- a/package.json
+++ b/package.json
@@ -19,6 +19,7 @@
     "babel-cli": "^6.26.0",
     "babel-core": "^6.26.0",
     "babel-eslint": "^4.1.3",
+    "babel-plugin-transform-object-assign": "^6.22.0",
     "babel-preset-es2015": "^6.24.1",
     "babel-preset-react": "^6.24.1",
     "babelify": "^8.0.0",
@@ -35,6 +36,9 @@
     "presets": [
       "es2015",
       "react"
+    ],
+    "plugins": [
+      "transform-object-assign"
     ]
   },
   "browserify-shim": {