From a632bc990fef611e5dde0f8dc7a4d7e25ede1813 Mon Sep 17 00:00:00 2001
From: pavelpz <pzika@langmaster.cz>
Date: Mon, 6 Aug 2018 12:54:53 +0200
Subject: [PATCH] [core] Fix some errors when porting demos to TypeScript
 (#12417)

---
 packages/material-ui/src/Input/Input.d.ts   | 1 +
 packages/material-ui/src/Popper/Popper.d.ts | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/packages/material-ui/src/Input/Input.d.ts b/packages/material-ui/src/Input/Input.d.ts
index 535d313e2bdada..f0a300a9e7972c 100644
--- a/packages/material-ui/src/Input/Input.d.ts
+++ b/packages/material-ui/src/Input/Input.d.ts
@@ -23,6 +23,7 @@ export interface InputProps
   multiline?: boolean;
   name?: string;
   placeholder?: string;
+  readOnly?: boolean;
   required?: boolean;
   rows?: string | number;
   rowsMax?: string | number;
diff --git a/packages/material-ui/src/Popper/Popper.d.ts b/packages/material-ui/src/Popper/Popper.d.ts
index d4d7642f875551..ec04cbf94d172a 100644
--- a/packages/material-ui/src/Popper/Popper.d.ts
+++ b/packages/material-ui/src/Popper/Popper.d.ts
@@ -20,12 +20,12 @@ export type PopperPlacementType =
 export interface PopperProps extends React.HTMLAttributes<HTMLDivElement> {
   transition?: boolean;
   anchorEl?: null | HTMLElement | ReferenceObject | ((element: HTMLElement) => HTMLElement);
-  children: (
+  children: React.ReactNode | ((
     props: {
       placement: PopperPlacementType;
       TransitionProps?: TransitionProps;
     },
-  ) => React.ReactElement<any>;
+  ) => React.ReactNode);
   container?: PortalProps['container'];
   disablePortal?: PortalProps['disablePortal'];
   keepMounted?: boolean;