From a0f619ab03e3aad1ce7008f06fd35f3fd72689b0 Mon Sep 17 00:00:00 2001
From: Randy Hudson <rhudson@hubspot.com>
Date: Thu, 10 Sep 2020 15:40:28 -0400
Subject: [PATCH] fixes #2526

---
 packages/eslint-plugin/tests/rules/no-shadow.test.ts | 8 ++++++++
 packages/scope-manager/src/referencer/TypeVisitor.ts | 4 +++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/packages/eslint-plugin/tests/rules/no-shadow.test.ts b/packages/eslint-plugin/tests/rules/no-shadow.test.ts
index bbaad211a25f..d7c81d834492 100644
--- a/packages/eslint-plugin/tests/rules/no-shadow.test.ts
+++ b/packages/eslint-plugin/tests/rules/no-shadow.test.ts
@@ -11,6 +11,14 @@ const ruleTester = new RuleTester({
 
 ruleTester.run('no-shadow TS tests', rule, {
   valid: [
+    // nested conditional types
+    `
+export type ArrayInput<Func> = Func extends (arg0: Array<infer T>) => any
+  ? T[]
+  : Func extends (...args: infer T) => any
+  ? T
+  : never;
+    `,
     `
 function foo() {
   var Object = 0;
diff --git a/packages/scope-manager/src/referencer/TypeVisitor.ts b/packages/scope-manager/src/referencer/TypeVisitor.ts
index 5e43f83bb326..536fa761740a 100644
--- a/packages/scope-manager/src/referencer/TypeVisitor.ts
+++ b/packages/scope-manager/src/referencer/TypeVisitor.ts
@@ -94,9 +94,11 @@ class TypeVisitor extends Visitor {
     // which are only accessible from inside the conditional parameter
     this.#referencer.scopeManager.nestConditionalTypeScope(node);
 
-    this.visitChildren(node);
+    this.visitChildren(node, ['falseType']);
 
     this.#referencer.close(node);
+
+    this.visit(node.falseType);
   }
 
   protected TSConstructorType(node: TSESTree.TSConstructorType): void {