From b5a78355c45b479d960eb7ea0083a46b4e536ef0 Mon Sep 17 00:00:00 2001
From: Sebastian McKenzie <sebmck@gmail.com>
Date: Sun, 4 Jan 2015 19:42:16 +1100
Subject: [PATCH] add initProps to single call expression in computed property
 names - fixes #378

---
 .../transformers/es6-computed-property-names.js     |  2 +-
 .../es6-computed-property-names/two/actual.js       |  4 ++++
 .../es6-computed-property-names/two/expected.js     | 13 +++++++++++++
 3 files changed, 18 insertions(+), 1 deletion(-)
 create mode 100644 test/fixtures/transformation/es6-computed-property-names/two/actual.js
 create mode 100644 test/fixtures/transformation/es6-computed-property-names/two/expected.js

diff --git a/lib/6to5/transformation/transformers/es6-computed-property-names.js b/lib/6to5/transformation/transformers/es6-computed-property-names.js
index 57312902e5..76081ceb64 100644
--- a/lib/6to5/transformation/transformers/es6-computed-property-names.js
+++ b/lib/6to5/transformation/transformers/es6-computed-property-names.js
@@ -80,7 +80,7 @@ exports.ObjectExpression = function (node, parent, file, scope) {
     var first = body[0].expression;
 
     if (t.isCallExpression(first)) {
-      first.arguments[0] = t.objectExpression([]);
+      first.arguments[0] = t.objectExpression(initProps);
       return first;
     }
   }
diff --git a/test/fixtures/transformation/es6-computed-property-names/two/actual.js b/test/fixtures/transformation/es6-computed-property-names/two/actual.js
new file mode 100644
index 0000000000..c63046dd19
--- /dev/null
+++ b/test/fixtures/transformation/es6-computed-property-names/two/actual.js
@@ -0,0 +1,4 @@
+var obj = {
+  first: "first",
+  ["second"]: "second",
+};
diff --git a/test/fixtures/transformation/es6-computed-property-names/two/expected.js b/test/fixtures/transformation/es6-computed-property-names/two/expected.js
new file mode 100644
index 0000000000..933bca223b
--- /dev/null
+++ b/test/fixtures/transformation/es6-computed-property-names/two/expected.js
@@ -0,0 +1,13 @@
+"use strict";
+
+var _defineProperty = function (obj, key, value) {
+  return Object.defineProperty(obj, key, {
+    value: value,
+    enumerable: true,
+    configurable: true,
+    writable: true
+  });
+};
+
+var obj = _defineProperty({
+  first: "first" }, "second", "second");