chore(build): replace babel-preset-es2015 by @babel/preset-env

This also unlock the upgrade to jest v24 and rollup v1

.babelrc

@@ -1,3 +1,3 @@
 {
-  "presets": ["es2015", "stage-2", "react", "flow"]
+  "presets": ["@babel/preset-env", "@babel/preset-react", "@babel/preset-flow"]
 }

package.json

@@ -32,16 +32,15 @@
   "license": "MIT",
   "repository": "algolia/react-element-to-jsx-string",
   "devDependencies": {
+    "@babel/cli": "7.0.0",
+    "@babel/core": "7.0.0",
+    "@babel/preset-env": "7.0.0",
+    "@babel/preset-flow": "7.0.0",
+    "@babel/preset-react": "7.0.0",
     "@commitlint/cli": "7.3.2",
     "@commitlint/config-angular": "7.3.1",
-    "babel-cli": "6.26.0",
     "babel-eslint": "10.0.1",
-    "babel-jest": "23.6.0",
-    "babel-preset-es2015": "6.24.1",
-    "babel-preset-flow": "6.23.0",
-    "babel-preset-react": "6.24.1",
-    "babel-preset-stage-2": "6.24.1",
-    "babel-register": "6.26.0",
+    "babel-jest": "24.0.0",
     "conventional-changelog-cli": "2.0.11",
     "doctoc": "1.4.0",
     "enzyme": "3.8.0",
@@ -54,24 +53,24 @@
     "eslint-plugin-prettier": "3.0.1",
     "eslint-plugin-react": "7.12.4",
     "esm": "3.1.3",
-    "expect": "23.6.0",
+    "expect": "24.0.0",
     "flow-bin": "0.91.0",
     "flow-copy-source": "2.0.2",
     "husky": "1.3.1",
-    "jest": "23.6.0",
+    "jest": "24.0.0",
     "json": "9.0.6",
     "lint-staged": "8.1.0",
     "mversion": "1.12.0",
     "prettier": "1.16.1",
     "react": "16.7.0",
     "react-dom": "16.7.0",
     "react-test-renderer": "16.7.0",
-    "rollup": "0.68.2",
-    "rollup-plugin-babel": "3.0.7",
+    "rollup": "1.1.2",
+    "rollup-plugin-babel": "4.3.2",
     "rollup-plugin-commonjs": "9.2.0",
     "rollup-plugin-node-builtins": "2.1.2",
     "rollup-plugin-node-globals": "1.4.0",
-    "rollup-plugin-node-resolve": "3.4.0",
+    "rollup-plugin-node-resolve": "4.0.0",
     "rollup-plugin-sourcemaps": "0.4.2"
   },
   "peerDependencies": {
@@ -83,6 +82,6 @@
     "stringify-object": "3.3.0"
   },
   "jest": {
-    "setupTestFrameworkScriptFile": "<rootDir>tests/setupTests.js"
+    "setupFilesAfterEnv": ["<rootDir>tests/setupTests.js"]
   }
 }

rollup.config.js

@@ -30,15 +30,9 @@ export default {
       // and minification in older versions of Uglify.
       exclude: 'node_modules/!(stringify-object)/**',
       presets: [
-        [
-          'es2015',
-          {
-            modules: false,
-          },
-        ],
-        'stage-2',
-        'react',
-        'flow',
+        '@babel/preset-env',
+        '@babel/preset-react',
+        '@babel/preset-flow',
       ],
     }),
     resolve({

src/formatter/formatComplexDataStructure.js

@@ -1,14 +1,17 @@
 /* @flow */
 
 import { isValidElement } from 'react';
-import stringify from 'stringify-object';
+import * as stringifyObject from 'stringify-object';
 import sortObject from './sortObject';
 import parseReactElement from './../parser/parseReactElement';
 import formatTreeNode from './formatTreeNode';
 import formatFunction from './formatFunction';
 import spacer from './spacer';
 import type { Options } from './../options';
 
+// Rollup fail to correctly import `stringify-object` so we have to use a workaround
+const stringify = (...args) => stringifyObject.default(...args);
+
 export default (
   value: Object | Array<any>,
   inline: boolean,