From 464cbf3f507cf4555ecd28864ee9a5dc4e42e8cf Mon Sep 17 00:00:00 2001
From: saihaj <saihajpreet.singh@gmail.com>
Date: Thu, 5 Nov 2020 21:41:03 -0600
Subject: [PATCH] convert `$Keys` (flow) to `keyof` (TS)

---
 src/language/visitor.ts              | 2 +-
 src/utilities/findBreakingChanges.ts | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/language/visitor.ts b/src/language/visitor.ts
index aa5b7077ae1..913c5630582 100644
--- a/src/language/visitor.ts
+++ b/src/language/visitor.ts
@@ -45,7 +45,7 @@ export type VisitFn<TAnyNode, TVisitedNode extends TAnyNode = TAnyNode> = (
  */
 export type VisitorKeyMap<KindToNode> = $ObjMap<
   KindToNode,
-  <T>(T) => ReadonlyArray<$Keys<T>>,
+  <T>(T) => ReadonlyArray<keyof T>,
 >;
 
 export const QueryDocumentKeys: VisitorKeyMap<ASTKindToNode> = {
diff --git a/src/utilities/findBreakingChanges.ts b/src/utilities/findBreakingChanges.ts
index f5601609b9b..40c13928cf1 100644
--- a/src/utilities/findBreakingChanges.ts
+++ b/src/utilities/findBreakingChanges.ts
@@ -65,12 +65,12 @@ export const DangerousChangeType = Object.freeze({
 });
 
 export type BreakingChange = {
-  type: $Keys<typeof BreakingChangeType>,
+  type: keyof typeof BreakingChangeType,
   description: string,
 };
 
 export type DangerousChange = {
-  type: $Keys<typeof DangerousChangeType>,
+  type: keyof typeof DangerousChangeType,
   description: string,
 };