From f3e2e891da9a50cafd1f10b64872c7d919c223ee Mon Sep 17 00:00:00 2001
From: Andy <anhans@microsoft.com>
Date: Wed, 20 Jun 2018 12:57:34 -0700
Subject: [PATCH] navigationBar: Avoid double recursion on special property
 assignment (#25077)

---
 src/services/navigationBar.ts                 |  2 +-
 .../fourslash/navbarNestedCommonJsExports.ts  | 35 +++++++++++++++++++
 2 files changed, 36 insertions(+), 1 deletion(-)
 create mode 100644 tests/cases/fourslash/navbarNestedCommonJsExports.ts

diff --git a/src/services/navigationBar.ts b/src/services/navigationBar.ts
index f381be9b7d1..d97004b80c5 100644
--- a/src/services/navigationBar.ts
+++ b/src/services/navigationBar.ts
@@ -277,7 +277,7 @@ namespace ts.NavigationBar {
                     case SpecialPropertyAssignmentKind.PrototypeProperty:
                     case SpecialPropertyAssignmentKind.Prototype:
                         addNodeWithRecursiveChild(node, (node as BinaryExpression).right);
-                        break;
+                        return;
                     case SpecialPropertyAssignmentKind.ThisProperty:
                     case SpecialPropertyAssignmentKind.Property:
                     case SpecialPropertyAssignmentKind.None:
diff --git a/tests/cases/fourslash/navbarNestedCommonJsExports.ts b/tests/cases/fourslash/navbarNestedCommonJsExports.ts
new file mode 100644
index 00000000000..3c2d4499172
--- /dev/null
+++ b/tests/cases/fourslash/navbarNestedCommonJsExports.ts
@@ -0,0 +1,35 @@
+/// <reference path="fourslash.ts" />
+
+// @allowJs: true
+
+// @Filename: /a.js
+////exports.a = exports.b = exports.c = 0;
+
+verify.navigationTree({
+    text: "<global>",
+    kind: "script",
+    childItems: [
+        {
+            text: "a",
+            kind: "const",
+            childItems: [
+                {
+                    text: "b",
+                    kind: "const",
+                    childItems: [{ text: "c", kind: "const" }],
+                },
+            ],
+        },
+    ],
+});
+
+verify.navigationBar([
+    {
+        text: "<global>",
+        kind: "script",
+        childItems: [
+            { text: "a", kind: "const" },
+        ],
+    },
+]);
+