From 2128e1ea0599bf7c9dee0365469de2f859532186 Mon Sep 17 00:00:00 2001
From: Randolf Scholz <randolf.scholz@gmail.com>
Date: Mon, 11 Mar 2024 11:11:52 +0100
Subject: [PATCH] added optional caputre pattern for subfix (#4193)

---
 src/core/cache.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/cache.ts b/src/core/cache.ts
index 948bde9bc..54c37321b 100644
--- a/src/core/cache.ts
+++ b/src/core/cache.ts
@@ -387,7 +387,7 @@ function updateElements(fileCache: FileCache) {
  * for.
  */
 function updateBibfiles(fileCache: FileCache) {
-    const bibReg = /(?:\\(?:bibliography|addbibresource)(?:\[[^[\]{}]*\])?){([\s\S]+?)}|(?:\\putbib)\[(.+?)\]/gm
+    const bibReg = /(?:\\(?:bibliography|addbibresource)(?:\[[^[\]{}]*\])?){(?:\\subfix{)?([\s\S]+?)(?:\})?}|(?:\\putbib)\[(.+?)\]/gm
     while (true) {
         const result = bibReg.exec(fileCache.contentTrimmed)
         if (!result) {