From 0d018a88c5bccb56474b4dd0bb9cc7aaab4ad3e3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Lorber?= <slorber@users.noreply.github.com>
Date: Tue, 1 Sep 2020 19:40:37 +0200
Subject: [PATCH] fix(v2): script tags should allow unknown values (#3385)

https://github.com/facebook/docusaurus/issues/3378
---
 .../docusaurus/src/server/__tests__/configValidation.test.ts  | 1 +
 packages/docusaurus/src/server/configValidation.ts            | 4 +++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/packages/docusaurus/src/server/__tests__/configValidation.test.ts b/packages/docusaurus/src/server/__tests__/configValidation.test.ts
index 23bf04fb7442..c6eb2e39d2e7 100644
--- a/packages/docusaurus/src/server/__tests__/configValidation.test.ts
+++ b/packages/docusaurus/src/server/__tests__/configValidation.test.ts
@@ -42,6 +42,7 @@ describe('normalizeConfig', () => {
           src: `/analytics.js`,
           async: true,
           defer: true,
+          'data-domain': 'xyz', // See https://github.com/facebook/docusaurus/issues/3378
         },
       ],
       stylesheets: [
diff --git a/packages/docusaurus/src/server/configValidation.ts b/packages/docusaurus/src/server/configValidation.ts
index cf5b5ad42a5a..f4fbe9bdb336 100644
--- a/packages/docusaurus/src/server/configValidation.ts
+++ b/packages/docusaurus/src/server/configValidation.ts
@@ -77,7 +77,9 @@ const ConfigSchema = Joi.object({
       src: Joi.string().required(),
       async: Joi.bool(),
       defer: Joi.bool(),
-    }),
+    })
+      // See https://github.com/facebook/docusaurus/issues/3378
+      .unknown(),
   ),
   stylesheets: Joi.array().items(
     Joi.string(),