feat: support class properties

ClarkSource · Feb 26, 2020 · 0a04bf7 · 0a04bf7
1 parent 67987b7
commit 0a04bf7
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Showing 3 changed files with 9 additions and 0 deletions.
diff --git a/src/index.js b/src/index.js
@@ -30,6 +30,10 @@ module.exports = {
         loader: 'babel-loader-8',
         options: {
           plugins: [
+            // Transpile class properties
+            // @see https://github.com/typed-ember/ember-cli-typescript/blob/b2e75abc98beefe635b6cfd8808c887813acb44e/ts/addon.ts#L99
+            require.resolve('@babel/plugin-proposal-class-properties'),
+
             // Transpile new syntax, which is apparently not yet handled by
             // `@babel/preset-env`.
             // @see https://github.com/typed-ember/ember-cli-typescript/blob/b2e75abc98beefe635b6cfd8808c887813acb44e/ts/addon.ts#L89-L94

diff --git a/src/package.json b/src/package.json
@@ -16,6 +16,7 @@
     "lint:js": "eslint --ext ts,js ."
   },
   "dependencies": {
+    "@babel/plugin-proposal-class-properties": "^7.8.3",
     "@babel/plugin-proposal-nullish-coalescing-operator": "^7.8.3",
     "@babel/plugin-proposal-optional-chaining": "^7.8.3",
     "@babel/preset-env": "^7.8.4",

diff --git a/tests/ts-module-b/some/nested-file.ts b/tests/ts-module-b/some/nested-file.ts
@@ -1,3 +1,7 @@
+export class Foo {
+  bar = false;
+}
+
 const foo = { bar: { baz: undefined } };
 
 export const works = foo.bar?.baz ?? (() => true);