From 9f2a9fce3dfa157537192f6ef396d631ad62f0b2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6ran=20Karl?=
 <3951388+JoeKar@users.noreply.github.com>
Date: Sun, 7 Dec 2025 20:53:00 +0100
Subject: [PATCH] syntax/sh: Improve `heredoc` detection

- allow spaces between optional '-' and delimiter
- allow additional characters as delimiter
---
 runtime/syntax/sh.yaml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/runtime/syntax/sh.yaml b/runtime/syntax/sh.yaml
index e6f75a80d1..8d1f91359d 100644
--- a/runtime/syntax/sh.yaml
+++ b/runtime/syntax/sh.yaml
@@ -57,8 +57,8 @@ rules:
         rules: []
 
     - constant.string:
-        start: "<<[^\\s]+[-~.]*[A-Za-z0-9]+$"
-        end: "^[^\\s]+[A-Za-z0-9]+$"
+        start: "<<-?[\\s]*[\\w,.:~#!§$%=?@*+-]+$"
+        end: "^[\\w,.:~#!§$%=?@*+-]+$"
         skip: "\\\\."
         rules: []