From 879f69f0fba2ed74661da2b7a37f4e1a76713197 Mon Sep 17 00:00:00 2001
From: Keyan Zhang <root@keyanzhang.com>
Date: Fri, 22 Jul 2016 06:50:03 -0700
Subject: [PATCH] infer class name for classes that have static properties
 (#3589)

---
 .../babel-plugin-transform-class-properties/package.json   | 1 +
 .../babel-plugin-transform-class-properties/src/index.js   | 2 ++
 .../test/fixtures/general/static-infer-name/actual.js      | 3 +++
 .../test/fixtures/general/static-infer-name/exec.js        | 7 +++++++
 .../test/fixtures/general/static-infer-name/expected.js    | 5 +++++
 5 files changed, 18 insertions(+)
 create mode 100644 packages/babel-plugin-transform-class-properties/test/fixtures/general/static-infer-name/actual.js
 create mode 100644 packages/babel-plugin-transform-class-properties/test/fixtures/general/static-infer-name/exec.js
 create mode 100644 packages/babel-plugin-transform-class-properties/test/fixtures/general/static-infer-name/expected.js

diff --git a/packages/babel-plugin-transform-class-properties/package.json b/packages/babel-plugin-transform-class-properties/package.json
index 478552465c..df0c8a9027 100644
--- a/packages/babel-plugin-transform-class-properties/package.json
+++ b/packages/babel-plugin-transform-class-properties/package.json
@@ -9,6 +9,7 @@
     "babel-plugin"
   ],
   "dependencies": {
+    "babel-helper-function-name": "^6.8.0",
     "babel-plugin-syntax-class-properties": "^6.8.0",
     "babel-runtime": "^6.9.1"
   },
diff --git a/packages/babel-plugin-transform-class-properties/src/index.js b/packages/babel-plugin-transform-class-properties/src/index.js
index bee037d22e..ed0feea204 100644
--- a/packages/babel-plugin-transform-class-properties/src/index.js
+++ b/packages/babel-plugin-transform-class-properties/src/index.js
@@ -1,5 +1,6 @@
 /* eslint max-len: 0 */
 // todo: define instead of assign
+import nameFunction from "babel-helper-function-name";
 
 export default function ({ types: t }) {
   let findBareSupers = {
@@ -43,6 +44,7 @@ export default function ({ types: t }) {
         let ref;
 
         if (path.isClassExpression() || !path.node.id) {
+          nameFunction(path);
           ref = path.scope.generateUidIdentifier("class");
         } else { // path.isClassDeclaration() && path.node.id
           ref = path.node.id;
diff --git a/packages/babel-plugin-transform-class-properties/test/fixtures/general/static-infer-name/actual.js b/packages/babel-plugin-transform-class-properties/test/fixtures/general/static-infer-name/actual.js
new file mode 100644
index 0000000000..96f03df576
--- /dev/null
+++ b/packages/babel-plugin-transform-class-properties/test/fixtures/general/static-infer-name/actual.js
@@ -0,0 +1,3 @@
+var Foo = class {
+  static num = 0;
+}
diff --git a/packages/babel-plugin-transform-class-properties/test/fixtures/general/static-infer-name/exec.js b/packages/babel-plugin-transform-class-properties/test/fixtures/general/static-infer-name/exec.js
new file mode 100644
index 0000000000..b7ecf2f9cb
--- /dev/null
+++ b/packages/babel-plugin-transform-class-properties/test/fixtures/general/static-infer-name/exec.js
@@ -0,0 +1,7 @@
+var Foo = class {
+  static num = 0;
+}
+
+assert.equal(Foo.num, 0);
+assert.equal(Foo.num = 1, 1);
+assert.equal(Foo.name, "Foo");
diff --git a/packages/babel-plugin-transform-class-properties/test/fixtures/general/static-infer-name/expected.js b/packages/babel-plugin-transform-class-properties/test/fixtures/general/static-infer-name/expected.js
new file mode 100644
index 0000000000..b9dfd403a2
--- /dev/null
+++ b/packages/babel-plugin-transform-class-properties/test/fixtures/general/static-infer-name/expected.js
@@ -0,0 +1,5 @@
+var _class, _temp;
+
+var Foo = (_temp = _class = function Foo() {
+  babelHelpers.classCallCheck(this, Foo);
+}, _class.num = 0, _temp);