From 01a7a3e146992adb5c0223943638be5576e271bc Mon Sep 17 00:00:00 2001
From: Oleksandr T <oleksandr.tarasiuk@outlook.com>
Date: Tue, 21 Mar 2023 22:51:08 +0200
Subject: [PATCH] fix(53289): TypeScript cannot auto-complete keyword typeof
 (#53325)

---
 src/harness/fourslashInterfaceImpl.ts            | 1 +
 src/services/utilities.ts                        | 1 +
 tests/cases/fourslash/typeOfKeywordCompletion.ts | 8 ++++++++
 3 files changed, 10 insertions(+)
 create mode 100644 tests/cases/fourslash/typeOfKeywordCompletion.ts

diff --git a/src/harness/fourslashInterfaceImpl.ts b/src/harness/fourslashInterfaceImpl.ts
index 4cf5c58d542..8a9fed916c7 100644
--- a/src/harness/fourslashInterfaceImpl.ts
+++ b/src/harness/fourslashInterfaceImpl.ts
@@ -1100,6 +1100,7 @@ export namespace Completion {
         "string",
         "symbol",
         "true",
+        "typeof",
         "undefined",
         "unique",
         "unknown",
diff --git a/src/services/utilities.ts b/src/services/utilities.ts
index d118f336b66..f602a10b8da 100644
--- a/src/services/utilities.ts
+++ b/src/services/utilities.ts
@@ -2318,6 +2318,7 @@ export const typeKeywords: readonly SyntaxKind[] = [
     SyntaxKind.ReadonlyKeyword,
     SyntaxKind.StringKeyword,
     SyntaxKind.SymbolKeyword,
+    SyntaxKind.TypeOfKeyword,
     SyntaxKind.TrueKeyword,
     SyntaxKind.VoidKeyword,
     SyntaxKind.UndefinedKeyword,
diff --git a/tests/cases/fourslash/typeOfKeywordCompletion.ts b/tests/cases/fourslash/typeOfKeywordCompletion.ts
new file mode 100644
index 00000000000..ad1b59eb3c6
--- /dev/null
+++ b/tests/cases/fourslash/typeOfKeywordCompletion.ts
@@ -0,0 +1,8 @@
+/// <reference path="fourslash.ts" />
+
+////export type A = typ/**/
+
+verify.completions({
+    marker: "",
+    includes: [{ name: "typeof", sortText: completion.SortText.GlobalsOrKeywords }]
+});