From 7359ff8158df18207ff66cb7040509051eab5242 Mon Sep 17 00:00:00 2001
From: Andrew Branch <andrew@wheream.io>
Date: Thu, 23 May 2019 13:33:38 -0700
Subject: [PATCH] Add test

---
 tests/cases/fourslash/signatureHelpJSX.ts | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 tests/cases/fourslash/signatureHelpJSX.ts

diff --git a/tests/cases/fourslash/signatureHelpJSX.ts b/tests/cases/fourslash/signatureHelpJSX.ts
new file mode 100644
index 0000000000000..181ff85541b72
--- /dev/null
+++ b/tests/cases/fourslash/signatureHelpJSX.ts
@@ -0,0 +1,10 @@
+/// <reference path="fourslash.ts" />
+
+//@Filename: test.tsx
+//@jsx: react
+////declare var React: any;
+////const z = <div>{[].map(x => </**/
+
+// This test exists because it used to crash: #31347
+goTo.marker();
+verify.noSignatureHelpForTriggerReason({ kind: "characterTyped", triggerCharacter: "<" });