From 60934915d9ccc4ca9c0fb2cd060d7ec81601942b Mon Sep 17 00:00:00 2001
From: Jake Bailey <5341706+jakebailey@users.noreply.github.com>
Date: Sat, 22 Oct 2022 08:23:41 -0700
Subject: [PATCH] Fix apparent typo in getStringMappingType (#51248)

---
 src/compiler/checker.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
index 76b9a21d73f0f..2a03341ea6de1 100644
--- a/src/compiler/checker.ts
+++ b/src/compiler/checker.ts
@@ -15709,7 +15709,7 @@ namespace ts {
                 type.flags & TypeFlags.TemplateLiteral ? getTemplateLiteralType(...applyTemplateStringMapping(symbol, (type as TemplateLiteralType).texts, (type as TemplateLiteralType).types)) :
                 // Mapping<Mapping<T>> === Mapping<T>
                 type.flags & TypeFlags.StringMapping && symbol === type.symbol ? type :
-                type.flags & (TypeFlags.Any | TypeFlags.String || type.flags & TypeFlags.StringMapping) || isGenericIndexType(type) ? getStringMappingTypeForGenericType(symbol, type) :
+                type.flags & (TypeFlags.Any | TypeFlags.String | TypeFlags.StringMapping) || isGenericIndexType(type) ? getStringMappingTypeForGenericType(symbol, type) :
                 // This handles Mapping<`${number}`> and Mapping<`${bigint}`>
                 isPatternLiteralPlaceholderType(type) ? getStringMappingTypeForGenericType(symbol, getTemplateLiteralType(["", ""], [type])) :
                 type;