From 1cecd78f257e2f99693ca957d7abd2598e51d38c Mon Sep 17 00:00:00 2001
From: Alexey Pyltsyn <lex61rus@gmail.com>
Date: Wed, 30 Jun 2021 11:54:26 +0300
Subject: [PATCH] feat(v2): add icon to external footer links (#5092)

---
 .../src/theme/Footer/index.tsx                        | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/packages/docusaurus-theme-classic/src/theme/Footer/index.tsx b/packages/docusaurus-theme-classic/src/theme/Footer/index.tsx
index 791c9185ae..ecf37cefb5 100644
--- a/packages/docusaurus-theme-classic/src/theme/Footer/index.tsx
+++ b/packages/docusaurus-theme-classic/src/theme/Footer/index.tsx
@@ -11,8 +11,10 @@ import clsx from 'clsx';
 import Link from '@docusaurus/Link';
 import {FooterLinkItem, useThemeConfig} from '@docusaurus/theme-common';
 import useBaseUrl from '@docusaurus/useBaseUrl';
+import isInternalUrl from '@docusaurus/isInternalUrl';
 import styles from './styles.module.css';
 import ThemedImage, {Props as ThemedImageProps} from '@theme/ThemedImage';
+import IconExternalLink from '@theme/IconExternalLink';
 
 function FooterLink({
   to,
@@ -35,7 +37,14 @@ function FooterLink({
             to: toUrl,
           })}
       {...props}>
-      {label}
+      {href && !isInternalUrl(href) ? (
+        <span>
+          {label}
+          <IconExternalLink />
+        </span>
+      ) : (
+        label
+      )}
     </Link>
   );
 }