fix exported classes with static class properties - fixes #2868

packages/babel-plugin-transform-class-properties/src/index.js

@@ -134,6 +134,10 @@ export default function ({ types: t }) {
           nodes.push(t.expressionStatement(ref));
         }
 
+        if (path.isClassDeclaration() && path.parentPath.isExportDeclaration()) {
+          path = path.parentPath;
+        }
+
         path.insertAfter(nodes);
       }
     }

packages/babel-plugin-transform-class-properties/test/fixtures/general/static-export/actual.js

@@ -0,0 +1,7 @@
+export class MyClass {
+  static property = value;
+}
+
+export default class MyClass2 {
+  static property = value;
+}

packages/babel-plugin-transform-class-properties/test/fixtures/general/static-export/expected.js

@@ -0,0 +1,12 @@
+export var MyClass = function MyClass() {
+  babelHelpers.classCallCheck(this, MyClass);
+};
+
+MyClass.property = value;
+
+var MyClass2 = function MyClass2() {
+  babelHelpers.classCallCheck(this, MyClass2);
+};
+
+export default MyClass2;
+MyClass2.property = value;

packages/babel-plugin-transform-es2015-classes/test/fixtures/regression/2663-2/options.json

@@ -1,4 +1,3 @@
 {
-  "presets": ["es2015", "react"],
   "plugins": ["transform-class-properties", "external-helpers-2"]
 }

packages/babel-plugin-transform-es2015-classes/test/fixtures/regression/options.json

@@ -1,4 +1,4 @@
 {
   "plugins": ["external-helpers-2"],
-  "presets": ["es2015"]
+  "presets": ["es2015", "react"]
 }