From 467ae78f501b2deca82fd59acd5a2b5e27cb6664 Mon Sep 17 00:00:00 2001
From: Alexander Cerutti <alexandercerutti@users.noreply.github.com>
Date: Mon, 5 Aug 2019 20:29:28 +0200
Subject: [PATCH] Added TagUpdates type for onChangeClientState (#37242)

---
 types/react-helmet/index.d.ts | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/types/react-helmet/index.d.ts b/types/react-helmet/index.d.ts
index 0a38f57c10..cbe708f2f7 100644
--- a/types/react-helmet/index.d.ts
+++ b/types/react-helmet/index.d.ts
@@ -10,6 +10,15 @@ type LinkProps = JSX.IntrinsicElements['link'];
 
 type MetaProps = JSX.IntrinsicElements['meta'];
 
+interface TagUpdates {
+    baseTag: Array<any>;
+    linkTags: Array<HTMLLinkElement>;
+    metaTags: Array<HTMLMetaElement>;
+    noscriptTags: Array<any>;
+    scriptTags: Array<HTMLScriptElement>;
+    styleTags: Array<HTMLStyleElement>;
+}
+
 export interface HelmetProps {
     async?: boolean;
     base?: any;
@@ -18,7 +27,7 @@ export interface HelmetProps {
     defer?: boolean;
     encodeSpecialCharacters?: boolean;
     htmlAttributes?: any;
-    onChangeClientState?: (newState: any) => void;
+    onChangeClientState?: (newState: any, addedTags: TagUpdates, removedTags: TagUpdates) => void;
     link?: LinkProps[];
     meta?: MetaProps[];
     noscript?: Array<any>;