Upgrade to Babel 7

.babelrc

@@ -1,7 +1,8 @@
 {
   "presets": [
     [
-      "env", {
+      "@babel/preset-env",
+      {
         "targets": {
           "node": "6"
         }

package.json

@@ -43,14 +43,19 @@
     "yargs": "^11.1.0"
   },
   "devDependencies": {
-    "babel-cli": "^6.26.0",
+    "@babel/cli": "^7.0.0",
-    "babel-core": "^6.26.3",
+    "@babel/core": "^7.0.0",
-    "babel-loader": "^7.1.5",
+    "@babel/node": "^7.0.0",
-    "babel-plugin-transform-regenerator": "^6.26.0",
+    "@babel/plugin-syntax-jsx": "^7.0.0",
-    "babel-polyfill": "^6.26.0",
+    "@babel/plugin-transform-react-jsx": "^7.0.0",
-    "babel-preset-env": "^1.7.0",
+    "@babel/plugin-transform-regenerator": "^7.0.0",
+    "@babel/polyfill": "^7.0.0",
+    "@babel/preset-env": "^7.0.0",
+    "@babel/register": "^7.0.0",
+    "babel-core": "^7.0.0-bridge.0",
+    "babel-loader": "^8.0.0",
     "babel-preset-preact": "^1.1.0",
-    "babel-register": "^6.26.0",
+    "babel-preset-react": "^6.24.1",
     "clean-webpack-plugin": "^0.1.19",
     "cross-env": "^5.2.0",
     "css-loader": "^0.28.11",

src/front/.babelrc

@@ -1,3 +0,0 @@
-{
-  "presets": [ "env", "preact"]
-}

src/front/.babelrc.js

@@ -0,0 +1,14 @@
+const transformReactJsx = require("@babel/plugin-transform-react-jsx");
+
+
+module.exports = {
+  "presets": [
+    "@babel/preset-env",
+    // "preact" disabling temporary
+  ],
+  // remove plugins and deps when preact preset supports Babel 7
+  "plugins": [
+    [ transformReactJsx, { "pragma": "h" }],
+    require("@babel/plugin-syntax-jsx"),
+  ]
+}