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[Backport release-0.9] feat(highlight): Allow hyphens (-) in highlight group names (#25661)

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feat(highlight): allow hyphens (-) in highlight group names

Fixes: https://github.com/neovim/neovim/issues/23184
(cherry picked from commit f37916b93b)

Co-authored-by: Gregory Anders <greg@gpanders.com>
This commit is contained in:
github-actions[bot]
2023-10-15 14:21:54 -05:00
committed by GitHub
parent 01f1ac36a9
commit 87bfa82bdf
4 changed files with 6 additions and 5 deletions
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2
src/nvim/highlight_group.c
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@@ -1947,7 +1947,7 @@ static int syn_add_group(const char *name, size_t len)
if (!vim_isprintc(c)) {
emsg(_("E669: Unprintable character in group name"));
return 0;
} else if (!ASCII_ISALNUM(c) && c != '_' && c != '.' && c != '@') {
} else if (!ASCII_ISALNUM(c) && c != '_' && c != '.' && c != '@' && c != '-') {
// '.' and '@' are allowed characters for use with treesitter capture names.
msg_source(HL_ATTR(HLF_W));
emsg(_(e_highlight_group_name_invalid_char));