Use object.entries and object.assign for older environments

package.json

@@ -58,6 +58,7 @@
     "lodash": "^4.16.4",
     "object-is": "^1.0.1",
     "object.assign": "^4.0.4",
+    "object.entries": "^1.0.3",
     "object.values": "^1.0.3",
     "uuid": "^2.0.3"
   },

src/Utils.js

@@ -3,6 +3,8 @@ import isEqual from 'lodash/isEqual';
 import React from 'react';
 import is from 'object-is';
 import uuid from 'uuid';
+import entries from 'object.entries';
+import assign from 'object.assign';
 import functionName from 'function.prototype.name';
 import {
   isDOMComponent,
@@ -175,7 +177,7 @@ export function splitSelector(selector) {
   // step 1: make a map of all quoted strings with a uuid
   const quotedSegments = selector.split(/[^" ]+|("[^"]*")|.*/g)
     .filter(Boolean)
-    .reduce((obj, match) => ({ ...obj, [match]: uuid.v4() }), {});
+    .reduce((obj, match) => assign({}, obj, { [match]: uuid.v4() }), {});
 
   return selector
     // step 2: replace all quoted strings with the uuid, so we don't have to properly parse them
@@ -185,7 +187,7 @@ export function splitSelector(selector) {
     // step 4: restore the quoted strings by swapping back the uuid's for the original segments
     .map((selectorSegment) => {
       let restoredSegment = selectorSegment;
-      Object.entries(quotedSegments).forEach(([k, v]) => {
+      entries(quotedSegments).forEach(([k, v]) => {
         restoredSegment = restoredSegment.replace(v, k);
       });
       return restoredSegment;