From d5dfdd3882d9718fd9b7c544d355c49ceb465ec2 Mon Sep 17 00:00:00 2001
From: ikasoba <57828948+ikasoba@users.noreply.github.com>
Date: Tue, 26 Dec 2023 20:09:23 +0900
Subject: [PATCH] =?UTF-8?q?U+FE0F=E3=81=AA=E3=81=A9=E3=82=92=E7=A9=BA?=
 =?UTF-8?q?=E6=96=87=E5=AD=97=E3=81=A8=E3=81=97=E3=81=A6=E8=BF=94=E3=81=99?=
 =?UTF-8?q?=E3=82=88=E3=81=86=E3=81=AB?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 src/internal/parser.ts | 5 ++++-
 test/parser.ts         | 6 ++++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/internal/parser.ts b/src/internal/parser.ts
index 20e0072..85e6589 100644
--- a/src/internal/parser.ts
+++ b/src/internal/parser.ts
@@ -420,7 +420,10 @@ export const language = P.createLanguage({
 
 	unicodeEmoji: r => {
 		const emoji = RegExp(twemojiRegex.source);
-		return P.regexp(emoji).map(content => M.UNI_EMOJI(content));
+		return P.regexp(emoji).map(content => {
+			// 異体字セレクタのみの場合は空文字として返す
+			return /^[\uFE00-\uFE0F]+$/u.test(content) ? M.TEXT('') : M.UNI_EMOJI(content);
+		});
 	},
 
 	plainTag: r => {
diff --git a/test/parser.ts b/test/parser.ts
index 50ae700..b51fa42 100644
--- a/test/parser.ts
+++ b/test/parser.ts
@@ -49,6 +49,12 @@ describe('SimpleParser', () => {
 			const output = [TEXT('あ'), EMOJI_CODE('bar'), TEXT('い')];
 			assert.deepStrictEqual(mfm.parseSimple(input), output);
 		});
+
+		test('U+FE0F', () => {
+			const input = '\uFE0F';
+			const output = [TEXT('')];
+			assert.deepStrictEqual(mfm.parseSimple(input), output);
+		})
 	});
 
 	test('disallow other syntaxes', () => {