From 27c966fa021783b45853602d200f8a691ec2e3f8 Mon Sep 17 00:00:00 2001
From: Youssef Victor <youssefvictor00@gmail.com>
Date: Fri, 12 Jan 2024 13:51:09 +0200
Subject: [PATCH] Support docfx tabs in MD025

---
 lib/md025.js | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/lib/md025.js b/lib/md025.js
index a419fb0b9..32230ecb0 100644
--- a/lib/md025.js
+++ b/lib/md025.js
@@ -17,12 +17,15 @@ module.exports = {
         params.frontMatterLines,
         params.config.front_matter_title
       );
+    const docfxTabRegex = new RegExp("^#+? \[.+?\]\(#tab\/.+?\)$", "gm");
     let hasTopLevelHeading = false;
     filterTokens(params, "heading_open", function forToken(token) {
       if (token.tag === tag) {
         if (hasTopLevelHeading || foundFrontMatterTitle) {
-          addErrorContext(onError, token.lineNumber,
-            token.line.trim());
+          if (!docfxTabRegex.test(token.line)) {
+            addErrorContext(onError, token.lineNumber,
+              token.line.trim());
+          }
         } else if (token.lineNumber === 1) {
           hasTopLevelHeading = true;
         }