runtime(vim): Update base-syntax, improve Vim9 block start pattern
The opening curly brace must be followed by whitespace, comment or
trailing bar.
closes: #17454
Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/syntax/vim.vim b/runtime/syntax/vim.vim
index 6afcb04..18c5e9e 100644
--- a/runtime/syntax/vim.vim
+++ b/runtime/syntax/vim.vim
@@ -2,7 +2,7 @@
" Language: Vim script
" Maintainer: Hirohito Higashi <h.east.727 ATMARK gmail.com>
" Doug Kearns <dougkearns@gmail.com>
-" Last Change: 2025 Jun 02
+" Last Change: 2025 Jun 05
" Former Maintainer: Charles E. Campbell
" DO NOT CHANGE DIRECTLY.
@@ -727,7 +727,12 @@
" Blocks: {{{2
" ======
-Vim9 syn region vim9Block matchgroup=vimSep start="{" end="^\s*\zs}" contains=@vimDefBodyList
+Vim9 syn region vim9Block
+ \ matchgroup=vimSep
+ \ start="{\ze\s*\%($\|[#|]\)"
+ \ end="^\s*\zs}"
+ \ skipwhite nextgroup=vim9Comment,vimCmdSep
+ \ contains=@vimDefBodyList
" Keymaps: {{{2
" =======