perform function name inference on functions in properties before they're properly visited - fixes #1860

src/babel/transformation/transformers/spec/function-name.js

@@ -4,8 +4,24 @@ export var metadata = {
   group: "builtin-basic"
 };
 
+// visit Property functions first - https://github.com/babel/babel/issues/1860
 export var visitor = {
   "ArrowFunctionExpression|FunctionExpression": {
-    exit: bare
+    exit() {
+      if (!this.parentPath.isProperty()) {
+        return bare.apply(this, arguments);
+      }
+    }
+  },
+
+  ObjectExpression() {
+    var props = this.get("properties");
+    for (var prop of (props: Array)) {
+      var value = prop.get("value");
+      if (value.isFunction()) {
+        var newNode = bare(value.node, prop.node, value.scope);
+        if (newNode) value.replaceWith(newNode);
+      }
+    }
   }
 };

test/core/fixtures/transformation/es7.decorators/object/actual.js

@@ -1,8 +1,6 @@
 var obj = {
   @foo
-  bar() {
+  bar() {},
-
-  },
 
   @bar
   foo: "lol",

test/core/fixtures/transformation/es7.decorators/object/expected.js

@@ -3,7 +3,7 @@
 var obj = babelHelpers.createDecoratedObject([{
   key: "bar",
   decorators: [foo],
-  value: function value() {}
+  value: function bar() {}
 }, {
   key: "foo",
   decorators: [bar],
@@ -15,4 +15,4 @@ var obj = babelHelpers.createDecoratedObject([{
   initializer: function initializer() {
     return "wow";
   }
-}]);
+}]);

test/core/fixtures/transformation/spec.function-name/smoke/exec.js

@@ -0,0 +1,23 @@
+var foo = function () {};
+assert.equal(foo.name, "foo");
+
+var obj = { foo: function () {} };
+assert.equal(obj.foo.name, "foo");
+
+var obj = { "foo": function () {} };
+assert.equal(obj.foo.name, "foo");
+
+var obj = { foo() {} };
+assert.equal(obj.foo.name, "foo");
+
+var obj = { "foo"() {} };
+assert.equal(obj.foo.name, "foo");
+
+function noop() {}
+
+var obj = { @noop foo() {} };
+assert.equal(obj.foo.name, "foo");
+
+
+var obj = { @noop foo: function () {} };
+assert.equal(obj.foo.name, "foo");

test/core/fixtures/transformation/spec.function-name/smoke/options.json

@@ -0,0 +1,3 @@
+{
+  "optional": ["es7.decorators"]
+}