parses the link in the link node as text node.

src/parser.pegjs

@@ -343,6 +343,7 @@ link
 
 linkLabelPart
 	= url { return text(); /* text node */ }
+	/ link { return text(); /* text node */ }
 	/ !"]" n:inline { return n; }
 
 linkUrl

test/main.ts

@@ -457,6 +457,18 @@ describe('link', () => {
 		];
 		assert.deepStrictEqual(parse(input), output);
 	});
+
+	it('do not yield link node even if label is recognisable as a link', () => {
+		const input = 'official instance: [[https://misskey.io/@ai](https://misskey.io/@ai)](https://misskey.io/@ai).';
+		const output = [
+			TEXT('official instance: '),
+			LINK(false, 'https://misskey.io/@ai', [
+				TEXT('[https://misskey.io/@ai](https://misskey.io/@ai)')
+			]),
+			TEXT('.')
+		];
+		assert.deepStrictEqual(parse(input), output);
+	});
 });
 
 describe('fn', () => {