Upgrades devDependencies

Author: Asbjørn Hegdahl

.babelrc

@@ -1,4 +1,7 @@
 {
-  "presets": ["es2015", "react"],
-  "plugins": ["transform-class-properties", "transform-object-rest-spread"]
+  "presets": ["@babel/preset-env", "@babel/preset-react"],
+  "plugins": [
+    "@babel/plugin-proposal-class-properties",
+    "@babel/plugin-proposal-object-rest-spread"
+  ]
 }

package.json

@@ -9,9 +9,9 @@
     "README.md"
   ],
   "scripts": {
-    "start": "rm -fr lib/ && babel src --out-dir lib --ignore='__tests__'",
+    "build": "rm -fr lib/ && babel src --out-dir lib --ignore='__tests__'",
     "test": "jest --verbose",
-    "pub": "npm test && npm start && npm publish",
+    "pub": "npm test && npm build && npm publish",
     "dev": "webpack-dev-server --content-base dist/ --inline"
   },
   "readme": "README.md",
@@ -39,31 +39,33 @@
   },
   "homepage": "https://github.com/asbjornh/react-tiny-transition#readme",
   "devDependencies": {
-    "babel-cli": "^6.26.0",
-    "babel-core": "^6.9.1",
-    "babel-eslint": "^8.0.2",
-    "babel-jest": "^22.4.3",
-    "babel-loader": "^7.1.2",
-    "babel-plugin-transform-class-properties": "^6.9.0",
-    "babel-plugin-transform-object-rest-spread": "^6.8.0",
-    "babel-preset-es2015": "^6.9.0",
-    "babel-preset-react": "^6.5.0",
-    "eslint": "^4.12.0",
-    "eslint-loader": "^2.0.0",
-    "eslint-plugin-jest": "^21.3.2",
-    "eslint-plugin-react": "^7.5.1",
+    "@babel/cli": "^7.2.3",
+    "@babel/core": "^7.2.2",
+    "@babel/plugin-proposal-class-properties": "^7.2.3",
+    "@babel/preset-env": "^7.2.3",
+    "@babel/preset-react": "^7.0.0",
+    "babel-core": "^7.0.0-bridge.0",
+    "babel-eslint": "^10.0.1",
+    "babel-jest": "^23.6.0",
+    "babel-loader": "^8.0.5",
+    "eslint": "^5.12.0",
+    "eslint-loader": "^2.1.1",
+    "eslint-plugin-jest": "^22.1.2",
+    "eslint-plugin-react": "^7.12.3",
     "expose-loader": "^0.7.4",
     "html-webpack-plugin": "^3.1.0",
-    "jest-cli": "^22.4.3",
+    "jest-cli": "^23.6.0",
     "prop-types": "^15.6.0",
-    "react": "^16.3.0",
-    "react-dom": "^16.3.0",
-    "webpack": "^3.8.1",
-    "webpack-dev-server": "^2.9.5"
+    "react": "^16.7.0",
+    "react-dom": "^16.7.0",
+    "webpack": "^4.28.3",
+    "webpack-cli": "^3.2.0",
+    "webpack-dev-server": "^3.1.14"
   },
   "peerDependencies": {
-    "react": "^16.3.0",
-    "react-dom": "^16.3.0"
+    "prop-types": "^15.6.0",
+    "react": "^16.7.0",
+    "react-dom": "^16.7.0"
   },
   "jest": {
     "rootDir": "",

webpack.config.js

@@ -13,9 +13,7 @@ module.exports = () => {
     devServer: {
       stats: "minimal"
     },
-    node: {
-      fs: "empty"
-    },
+    mode: "development",
     module: {
       rules: [
         {