From 0e9d7d70e44b7d54d0282a763f407fc287361ef3 Mon Sep 17 00:00:00 2001
From: Philipp Hugenroth <philipph@spotify.com>
Date: Thu, 22 Jun 2023 12:41:47 +0200
Subject: [PATCH] Add Union to consider v4 & v5

Signed-off-by: Philipp Hugenroth <philipph@spotify.com>
---
 packages/core-plugin-api/api-report.md      | 11 ++++++++---
 packages/core-plugin-api/src/icons/types.ts | 14 +++++++++++---
 2 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/packages/core-plugin-api/api-report.md b/packages/core-plugin-api/api-report.md
index 110a071f98..5577d94359 100644
--- a/packages/core-plugin-api/api-report.md
+++ b/packages/core-plugin-api/api-report.md
@@ -502,9 +502,14 @@ export const googleAuthApiRef: ApiRef<
 >;
 
 // @public
-export type IconComponent = ComponentType<{
-  fontSize?: 'inherit' | 'medium' | 'large' | 'small';
-}>;
+export type IconComponent = ComponentType<
+  | {
+      fontSize?: 'large' | 'small' | 'default';
+    }
+  | {
+      fontSize?: 'medium' | 'large' | 'small';
+    }
+>;
 
 // @public
 export type IdentityApi = {
diff --git a/packages/core-plugin-api/src/icons/types.ts b/packages/core-plugin-api/src/icons/types.ts
index 3e90c2eac4..22af0a5737 100644
--- a/packages/core-plugin-api/src/icons/types.ts
+++ b/packages/core-plugin-api/src/icons/types.ts
@@ -32,6 +32,14 @@ import { ComponentType } from 'react';
  *
  * @public
  */
-export type IconComponent = ComponentType<{
-  fontSize?: 'inherit' | 'medium' | 'large' | 'small';
-}>;
+
+export type IconComponent = ComponentType<
+  /* MUI v4 */
+  | {
+      fontSize?: 'large' | 'small' | 'default';
+    }
+  /* MUI v5: https://mui.com/material-ui/migration/v5-component-changes/#icon */
+  | {
+      fontSize?: 'medium' | 'large' | 'small';
+    }
+>;