fix(markdown): parse mentions inside brackets correctly

packages/markdown_parser/src/__tests__/LinkParsers.test.tsx

@@ -18,7 +18,7 @@
  */
 
 import {Parser} from '@fluxer/markdown_parser/src/parser/Parser';
-import {NodeType, ParserFlags} from '@fluxer/markdown_parser/src/types/Enums';
+import {MentionKind, NodeType, ParserFlags} from '@fluxer/markdown_parser/src/types/Enums';
 import type {LinkNode} from '@fluxer/markdown_parser/src/types/Nodes';
 import {describe, expect, test} from 'vitest';
 
@@ -543,6 +543,22 @@ describe('Fluxer Markdown Parser', () => {
 		]);
 	});
 
+	test('link parser should not escape bracketed mentions', () => {
+		const input = '[ <@1473362285356646457> ]';
+		const flags = ParserFlags.ALLOW_MASKED_LINKS | ParserFlags.ALLOW_USER_MENTIONS;
+		const parser = new Parser(input, flags);
+		const {nodes: ast} = parser.parse();
+
+		expect(ast).toEqual([
+			{type: NodeType.Text, content: '[ '},
+			{
+				type: NodeType.Mention,
+				kind: {kind: MentionKind.User, id: '1473362285356646457'},
+			},
+			{type: NodeType.Text, content: ' ]'},
+		]);
+	});
+
 	test('domain-like link text without protocol should parse as a link', () => {
 		const testCases = [
 			{input: '[google.com](https://evil.com)', url: 'https://evil.com/'},

packages/markdown_parser/src/parsers/LinkParsers.tsx

@@ -17,6 +17,7 @@
  * along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
  */
 
+import {parseMention} from '@fluxer/markdown_parser/src/parsers/MentionParsers';
 import {NodeType, ParserFlags} from '@fluxer/markdown_parser/src/types/Enums';
 import {MAX_LINK_URL_LENGTH} from '@fluxer/markdown_parser/src/types/MarkdownConstants';
 import type {Node, ParserResult} from '@fluxer/markdown_parser/src/types/Nodes';
@@ -53,7 +54,7 @@ function containsLinkSyntax(text: string): boolean {
 
 export function parseLink(
 	text: string,
-	_parserFlags: number,
+	parserFlags: number,
 	parseInline: (text: string) => Array<Node>,
 ): ParserResult | null {
 	if (text.charCodeAt(0) !== OPEN_BRACKET) return null;
@@ -72,6 +73,13 @@ export function parseLink(
 
 		if (bracketResult) {
 			const {bracketPosition, linkText} = bracketResult;
+			const trimmedLinkText = linkText.trim();
+
+			const mentionResult = parseMention(trimmedLinkText, parserFlags);
+
+			if (mentionResult && mentionResult.advance === trimmedLinkText.length) {
+				return null;
+			}
 
 			if (containsLinkSyntax(linkText)) {
 				return {