runtime(javascript): add 'Symbol' as a type; add 'void' as a reserved word

closes: #20440

Signed-off-by: Ilia Dubovik <askdubovik@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>

diff --git a/runtime/syntax/javascript.vim b/runtime/syntax/javascript.vim
index c910a668a2650d637572be638876f56c5143cb91..912f99a951f250ada5ac9ca4fafe6dcd53eb0f8f 100644 (file)
--- a/runtime/syntax/javascript.vim
+++ b/runtime/syntax/javascript.vim
@@ -6,7 +6,7 @@
 "                      Kevin Locke
 "                      LongJohnCoder
 "                      Devin Weaver
-" Last Change:         2026 Apr 26
+" Last Change:         2026 Jun 07
 
 " tuning parameters:
 " unlet javaScript_fold
@@ -59,7 +59,7 @@ syn keyword javaScriptConditional     if else switch
 syn keyword javaScriptRepeat           while for do in of
 syn keyword javaScriptBranch           break continue
 syn keyword javaScriptOperator         new delete instanceof typeof
-syn keyword javaScriptType             Array Boolean Date Function Number Object String RegExp
+syn keyword javaScriptType             Array Boolean Date Function Number Object String RegExp Symbol
 syn keyword javaScriptStatement                return with await yield
 syn keyword javaScriptBoolean          true false
 syn keyword javaScriptNull             null undefined
@@ -70,7 +70,7 @@ syn keyword javaScriptMessage         alert confirm prompt status
 syn keyword javaScriptGlobal           self window top parent
 syn keyword javaScriptMember           document event location
 syn keyword javaScriptDeprecated       escape unescape
-syn keyword javaScriptReserved         abstract as boolean byte char class const debugger double enum export extends final float from goto implements import int interface let long native package private protected public short super synchronized throws transient var volatile async using
+syn keyword javaScriptReserved         abstract as boolean byte char class const debugger double enum export extends final float from goto implements import int interface let long native package private protected public short super synchronized throws transient var void volatile async using
 syn keyword javaScriptModifier  static
 
 syn cluster  javaScriptEmbededExpr     contains=javaScriptBoolean,javaScriptNull,javaScriptIdentifier,javaScriptStringD,javaScriptStringS,javaScriptStringT