feat(build): add basic JSX support

so far only *html.jsx is supported and no examples or tests are included

implements #203

src/build.cmd.js

@@ -87,6 +87,7 @@ class BuildCommand extends AbstractCommand {
     bundler.addAssetType('htl', require.resolve('@adobe/parcel-plugin-htl/src/HTLAsset.js'));
     bundler.addAssetType('helix-js', require.resolve('./parcel/HelixAsset.js'));
     bundler.addAssetType('js', require.resolve('./parcel/AdapterJSAsset.js'));
+    bundler.addAssetType('jsx', require.resolve('./parcel/AdapterJSAsset.js'));
     bundler.addAssetType('helix-pre-js', require.resolve('./parcel/ProxyJSAsset.js'));
     bundler.addPackager('js', RawJSPackager);
     return bundler;

src/parcel/AdapterJSAsset.js

@@ -13,12 +13,18 @@
 const path = require('path');
 const JSAsset = require('parcel-bundler/src/assets/JSAsset');
 
-const PURE_JS_SCRIPTS = ['html.js', 'json.js', 'xml.js', 'svg.js', 'css.js', 'txt.js'];
+const PURE_JS_SCRIPTS = ['html.js', 'json.js', 'xml.js', 'svg.js', 'css.js', 'txt.js', 'html.jsx'];
 
 /**
  * Adapts Pure-JS actions to the `helix-js` type so that it can be wrapped via the `HelixAsset.js`.
  */
 class AdapterJSAsset extends JSAsset {
+  async getPackage() {
+    const pkg = await super.getPackage();
+    pkg.devDependencies.hyperapp = '*';
+    return pkg;
+  }
+
   async generate() {
     const gen = await super.generate();
 

src/parcel/OutputTemplate.js

@@ -12,8 +12,12 @@
 
 /* eslint-disable */
 
+const h = require('hyperscript');
+
+
 // CONTENTS
 
+
 function helix_wrap_action(main) {
   const { OpenWhiskAction } = require('@adobe/helix-pipeline');
   const { pipe } = require('MOD_PIPE');
@@ -25,6 +29,7 @@ function helix_wrap_action(main) {
     async function once(payload, action) {
       // calls the pre function and then the script's main.
       async function invoker(next) {
+        console.log('invoking', next);
         const ret = await Promise.resolve(pre(payload, action));
         return Promise.resolve(next(ret || payload, action));
       }