Create addon entry point

Author: dfreeman

.eslintrc.js

@@ -22,6 +22,7 @@ module.exports = {
       files: [
         'ember-cli-build.js',
         'index.js',
+        'register-ts-node.js',
         'testem.js',
         'blueprints/*/index.js',
         'config/**/*.js',

index.js

@@ -0,0 +1,15 @@
+'use strict';
+
+const fs = require('fs');
+
+// If transpiled output is present, always default to loading that first.
+// Otherwise, register ts-node if necessary and load from source.
+if (fs.existsSync(`${__dirname}/js/addon.js`)) {
+  // eslint-disable-next-line node/no-missing-require
+  module.exports = require('./js/addon');
+} else {
+  require('./register-ts-node');
+
+  // eslint-disable-next-line node/no-unpublished-require
+  module.exports = require('./ts/addon');
+}

package.json

@@ -27,7 +27,7 @@
     "lint:js": "eslint ./*.js addon addon-test-support app blueprints config lib server test-support tests",
     "start": "ember serve",
     "test": "ember test",
-    "test:node": "mocha -r ts-node/register/transpile-only 'ts/tests/**/*.{ts,js}'",
+    "test:node": "mocha -r register-ts-node 'ts/tests/**/*.{ts,js}'",
     "test:all": "ember try:each",
     "prepublishOnly": "yarn tsc --project ts --noEmit false",
     "postpublish": "rimraf js"

register-ts-node.js

@@ -0,0 +1,9 @@
+'use strict';
+
+// eslint-disable-next-line node/no-deprecated-api
+if (!require.extensions['.ts']) {
+  // eslint-disable-next-line node/no-unpublished-require
+  require('ts-node').register({
+    project: `${__dirname}/ts/tsconfig.json`
+  });
+}