Initial version to monorepo-setup to start experimenting with, featuring a fork of @babel JSX-transformation, and a crude VDOM>DOM rendering-step. The Custom-Elements part is just a placeholder at this point but ready to be populated with base-classes and decorators.

test/.babelrc

@@ -0,0 +1,23 @@
+{
+  "presets": [
+    ["@babel/preset-env", {
+      "targets": {
+        "node": "current"
+      }
+    }]
+  ],
+  "plugins": [
+    [ "@babel/plugin-proposal-decorators", { "legacy": true }],
+    [ "@babel/plugin-proposal-class-properties", { "loose":  true } ],
+    [ "@babel/plugin-proposal-private-methods", {"loose":  true } ],
+    [ "@babel/plugin-proposal-optional-chaining" ],
+    [ "@babel/plugin-proposal-nullish-coalescing-operator" ],
+    [ "@babel/plugin-proposal-export-namespace-from" ],
+    [ "@babel/plugin-proposal-export-default-from" ],
+    [ "../packages/babel-plugin-transform-csx-jsx/dist", {
+        //"pragma": "render",
+        //"pragmaFrag": "render",
+        "throwIfNamespace": false
+    }]
+  ]
+}