Upgrade to babel 7 (#83)

.babelrc

@@ -1,10 +1,3 @@
 {
-  "presets": [
-    [
-      "env",
-      {
-        "modules": false
-      }
-    ]
-  ]
+  "presets": ["@babel/env"]
 }

.travis.yml

@@ -1,9 +1,10 @@
 sudo: false
 language: node_js
 node_js:
+  - "12"
+  - "10"
   - "8"
   - "6"
-  - "4"
 after_success:
   - "npm run cover"
   - "cat artifacts/lcov.info | ./node_modules/coveralls/bin/coveralls.js"

package.json

@@ -13,12 +13,12 @@
     "index.d.ts"
   ],
   "scripts": {
-    "cover": "node node_modules/istanbul/lib/cli.js cover --dir artifacts -- ./node_modules/mocha/bin/_mocha tests/unit/ --recursive --require babel/register --reporter spec",
+    "cover": "node node_modules/istanbul/lib/cli.js cover --dir artifacts -- ./node_modules/mocha/bin/_mocha tests/unit/ --recursive --require @babel/register --reporter spec",
     "lint": "eslint src",
     "prebuild": "rimraf dist",
     "build": "rollup -c",
     "pretest": "npm run build",
-    "test": "mocha tests/unit/ --recursive --compilers js:babel-register --reporter spec",
+    "test": "mocha tests/unit/ --recursive --compilers js:@babel/register --reporter spec",
     "prepublish": "npm test"
   },
   "author": "Michael Ridgway <[email protected]>",
@@ -27,15 +27,11 @@
     "react-is": "^16.7.0"
   },
   "devDependencies": {
-    "babel": "^6.23.0",
-    "babel-cli": "^6.24.1",
-    "babel-plugin-transform-class-properties": "^6.24.1",
-    "babel-plugin-transform-object-rest-spread": "^6.26.0",
-    "babel-plugin-transform-react-jsx-source": "^6.22.0",
-    "babel-preset-env": "^1.7.0",
-    "babel-preset-es2015": "^6.24.1",
-    "babel-preset-react": "^6.24.1",
-    "babel-register": "^6.24.1",
+    "@babel/core": "^7.5.0",
+    "@babel/plugin-proposal-class-properties": "^7.5.0",
+    "@babel/preset-env": "^7.5.0",
+    "@babel/preset-react": "^7.0.0",
+    "@babel/register": "^7.4.4",
     "chai": "^4.0.1",
     "coveralls": "^2.11.1",
     "create-react-class": "^15.5.3",
@@ -46,9 +42,9 @@
     "prop-types": "^15.6.2",
     "react": "^16.7.0",
     "rimraf": "^2.6.2",
-    "rollup": "^0.52.3",
-    "rollup-plugin-babel": "^3.0.4",
-    "rollup-plugin-uglify": "^2.0.1"
+    "rollup": "^1.16.6",
+    "rollup-plugin-babel": "^4.3.3",
+    "rollup-plugin-uglify": "^6.0.2"
   },
   "publishConfig": {
     "registry": "https://registry.npmjs.org/"

rollup.config.js

@@ -1,4 +1,4 @@
-import uglify from 'rollup-plugin-uglify'
+import { uglify } from 'rollup-plugin-uglify'
 import babel from 'rollup-plugin-babel'
 import pkg from './package.json'
 
@@ -38,7 +38,6 @@ const prodUmdConfig = mergeAll([
                     pure_getters: true,
                     unsafe: true,
                     unsafe_comps: true,
-                    warnings: false,
                 },
             })
         ],

tests/.babelrc

@@ -1,7 +1,6 @@
 {
-  "presets": ["env", "react"],
+  "presets": ["@babel/env", "@babel/react"],
   "plugins": [
-    "transform-class-properties",
-    "transform-object-rest-spread"
+    "@babel/proposal-class-properties",
   ]
 }