From 085325e65fa47c9dd9f2d261faeb7775f9f2486f Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Sun, 27 Jan 2019 13:40:38 +0900
Subject: [MFM] Improve title syntax detection

---
 src/mfm/parser.ts | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src')

diff --git a/src/mfm/parser.ts b/src/mfm/parser.ts
index b86e1d5559..5572e26f88 100644
--- a/src/mfm/parser.ts
+++ b/src/mfm/parser.ts
@@ -361,6 +361,7 @@ const mfm = P.createLanguage({
 			const match = text.match(/^((【|\[)(.+?)(】|]))(\n|$)/);
 			if (!match) return P.makeFailure(i, 'not a title');
 			const q = match[1].trim().substring(1, match[1].length - 1);
+			if (q.includes('】')) return P.makeFailure(i, 'not a title');
 			const contents = P.alt(
 				r.big,
 				r.small,
-- 
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