From 40fca3d24f425378a031b4cc7aed5794ee51fb44 Mon Sep 17 00:00:00 2001
From: Gabriela Araujo Britto <gabrielaa@microsoft.com>
Date: Wed, 22 Mar 2023 13:28:07 -0700
Subject: [PATCH 1/3] create test with repro

---
 tests/cases/fourslash/classSymbolLookup.ts | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 tests/cases/fourslash/classSymbolLookup.ts

diff --git a/tests/cases/fourslash/classSymbolLookup.ts b/tests/cases/fourslash/classSymbolLookup.ts
new file mode 100644
index 0000000000000..7e679b4e3535b
--- /dev/null
+++ b/tests/cases/fourslash/classSymbolLookup.ts
@@ -0,0 +1,20 @@
+/// <reference path="fourslash.ts" />
+
+// Issue #53247
+
+//// class Foo<T extends Object, C extends {}> {
+////     private constructor(value : T, context: C){ }
+
+////     static readonly makeFoo = <C extends {}>(context : C) => 
+////         <T extends Object>(value : T) => 
+////             new Foo<T, C>(value, context);
+//// }
+
+//// const x = Foo.makeFoo<{}>;  //// Cannot find name 'Foo'.ts(2304)
+////                             //// 'Foo' only refers to a type, but 
+////                             //// is being used as a namespace here.ts(2702)
+
+//// x({}); // 👍 `const x: <{}>(context: {}) => <T>(value: T) => Foo<T, {}>`
+
+verify.encodedSemanticClassificationsLength("2020", 75);
+verify.getSemanticDiagnostics([]);
\ No newline at end of file

From ed815a1b38db94616d6b226c8c2014673a13e15a Mon Sep 17 00:00:00 2001
From: Gabriela Araujo Britto <gabrielaa@microsoft.com>
Date: Wed, 22 Mar 2023 14:11:57 -0700
Subject: [PATCH 2/3] ignoreErrors in resolve entity because it might fail

---
 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 825d339cfd3bd..484bb049e46c5 100644
--- a/src/compiler/checker.ts
+++ b/src/compiler/checker.ts
@@ -45308,7 +45308,7 @@ export function createTypeChecker(host: TypeCheckerHost): TypeChecker {
             }
 
             meaning |= SymbolFlags.Alias;
-            const entityNameSymbol = isEntityNameExpression(name) ? resolveEntityName(name, meaning) : undefined;
+            const entityNameSymbol = isEntityNameExpression(name) ? resolveEntityName(name, meaning, /*ignoreErrors*/ true) : undefined;
             if (entityNameSymbol) {
                 return entityNameSymbol;
             }

From 6c1bbaaf9e80268706ec19c0c2961895b23b89e2 Mon Sep 17 00:00:00 2001
From: Gabriela Araujo Britto <gabrielaa@microsoft.com>
Date: Wed, 22 Mar 2023 15:06:04 -0700
Subject: [PATCH 3/3] remove comments from test

---
 tests/cases/fourslash/classSymbolLookup.ts | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/tests/cases/fourslash/classSymbolLookup.ts b/tests/cases/fourslash/classSymbolLookup.ts
index 7e679b4e3535b..fca63b6174c6a 100644
--- a/tests/cases/fourslash/classSymbolLookup.ts
+++ b/tests/cases/fourslash/classSymbolLookup.ts
@@ -4,17 +4,12 @@
 
 //// class Foo<T extends Object, C extends {}> {
 ////     private constructor(value : T, context: C){ }
-
 ////     static readonly makeFoo = <C extends {}>(context : C) => 
 ////         <T extends Object>(value : T) => 
 ////             new Foo<T, C>(value, context);
 //// }
-
-//// const x = Foo.makeFoo<{}>;  //// Cannot find name 'Foo'.ts(2304)
-////                             //// 'Foo' only refers to a type, but 
-////                             //// is being used as a namespace here.ts(2702)
-
-//// x({}); // 👍 `const x: <{}>(context: {}) => <T>(value: T) => Foo<T, {}>`
+//// const x = Foo.makeFoo<{}>;
+//// x({});
 
 verify.encodedSemanticClassificationsLength("2020", 75);
 verify.getSemanticDiagnostics([]);
\ No newline at end of file