From 8f5a76d48bf309d2387df517918e9ed389bb9bd4 Mon Sep 17 00:00:00 2001
From: Andrew Casey <andrew.casey@microsoft.com>
Date: Fri, 5 Jan 2018 14:24:40 -0800
Subject: [PATCH] Make fixCannotFindModule return an empty array if there is no
 code action

---
 src/services/codefixes/fixCannotFindModule.ts | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/services/codefixes/fixCannotFindModule.ts b/src/services/codefixes/fixCannotFindModule.ts
index 2a3736531b2..2a123267435 100644
--- a/src/services/codefixes/fixCannotFindModule.ts
+++ b/src/services/codefixes/fixCannotFindModule.ts
@@ -4,9 +4,8 @@ namespace ts.codefix {
     const errorCodes = [Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type.code];
     registerCodeFix({
         errorCodes,
-        getCodeActions: context => [
-            { fixId, ...tryGetCodeActionForInstallPackageTypes(context.host, context.sourceFile.fileName, getModuleName(context.sourceFile, context.span.start)) }
-        ],
+        getCodeActions: context => (codeAction => codeAction ? [ { fixId, ...codeAction } ] : [])(
+            tryGetCodeActionForInstallPackageTypes(context.host, context.sourceFile.fileName, getModuleName(context.sourceFile, context.span.start))),
         fixIds: [fixId],
         getAllCodeActions: context => codeFixAll(context, errorCodes, (_, diag, commands) => {
             const pkg = getTypesPackageNameToInstall(context.host, getModuleName(diag.file, diag.start));