IE11 compatibility (#73)

Author: Marc-Andre-Rivet

CHANGELOG.md

@@ -6,6 +6,10 @@ The format is based on [Keep a
 Changelog](http://keepachangelog.com/en/1.0.0/) and this project
 adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## [Unreleased]
+### Fixed
+* [#73](https://github.com/plotly/dash-daq/pull/73) Fix IE11 compatibility issues and ES5 compatibility and validation
+
 ## [0.3.0] - 2019-11-05
 ### Added
 * [#70](https://github.com/plotly/dash-daq/pull/70) Async ColorPicker and Slider components

babel.config.js

@@ -1,12 +1,6 @@
 module.exports = {
     presets: [
-        [
-            '@babel/preset-env',
-            {
-                useBuiltIns: 'usage',
-                corejs: 3
-            }
-        ],
+        '@babel/preset-env',
         '@babel/preset-react'
     ],
     plugins: [

dash_daq/async~colorpicker.js

@@ -1,6 +1,6 @@
 {
   "name": "dash-daq",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "engines": {
     "node": ">=8"
   },
@@ -27,6 +27,7 @@
     "build:js-dev": "webpack --mode development",
     "build:py": "python get_version_info.py && yarn copy-lib && dash-generate-components ./src/components dash_daq -p package-info.json --r-prefix 'daq'",
     "build": "npm run test && npm run lint && npm run build:js && npm run build:py",
+    "postbuild": "es-check es5 dash_daq/*.js",
     "build:dev": "npm run build:js-dev && npm run build:py",
     "build-tarball": "npm run build && python setup.py sdist",
     "test": "jest",
@@ -62,14 +63,14 @@
     "@babel/plugin-syntax-dynamic-import": "^7.2.0",
     "@babel/preset-env": "^7.6.0",
     "@babel/preset-react": "^7.0.0",
-    "@plotly/webpack-dash-dynamic-import": "^1.1.1",
+    "@plotly/webpack-dash-dynamic-import": "^1.1.4",
     "babel-eslint": "^10.0.3",
     "babel-loader": "^8.0.6",
     "chalk": "^2.3.1",
-    "core-js": "^3.2.1",
     "dash-components-archetype-dev": "^0.2.11",
     "enzyme": "^3.10.0",
     "enzyme-adapter-react-16": "^1.14.0",
+    "es-check": "^5.0.0",
     "fs-extra": "^5.0.0",
     "jest": "^24.9.0",
     "jest-canvas-mock": "^2.1.1",
@@ -105,4 +106,4 @@
     "daq",
     "components"
   ]
-}
+}