From df2f5e39127e283a7ac74a21cb0323c437c3294f Mon Sep 17 00:00:00 2001
From: ObserverOfTime <chronobserver@disroot.org>
Date: Thu, 27 Jul 2023 15:39:05 +0300
Subject: [PATCH] fix(editorconfig): highlight properties with dashes (#24407)

also add metadata comment and update Lua code in syntax file
---
 runtime/syntax/editorconfig.vim | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/runtime/syntax/editorconfig.vim b/runtime/syntax/editorconfig.vim
index 4392d2b2d5..74a0e56131 100644
--- a/runtime/syntax/editorconfig.vim
+++ b/runtime/syntax/editorconfig.vim
@@ -1,15 +1,18 @@
+" Nvim syntax file
+" Language:     EditorConfig
+" Last Change:  2023-07-20
+"
+" This file is intentionally _not_ copied from Vim.
+
 runtime! syntax/dosini.vim
 unlet! b:current_syntax
 
-syntax match editorconfigUnknownProperty "^\s*\zs\w\+\ze\s*="
+syntax match editorconfigUnknownProperty "^\s*\zs[a-zA-Z0-9_-]\+\ze\s*="
 syntax keyword editorconfigProperty root
 
 lua<<
-local props = {}
-for k in pairs(require('editorconfig').properties) do
-  props[#props + 1] = k
-end
-vim.cmd(string.format('syntax keyword editorconfigProperty %s', table.concat(props, ' ')))
+local props = vim.tbl_keys(require('editorconfig').properties)
+vim.cmd.syntax { 'keyword', 'editorconfigProperty', unpack(props) }
 .
 
 hi def link editorconfigProperty dosiniLabel