Commit: runtime(json5): Add TODO support to syntax script (#13743)

[Christian Brabandt]

runtime(json5): Add TODO support to syntax script (#13743)

Commit: https://github.com/vim/vim/commit/cc944b1452547145cdd947a37c75fce695d8571e
Author: Danek Duvall <duv...@comfychair.org>
Date: Thu Dec 21 07:44:19 2023 -0800

runtime(json5): Add TODO support to syntax script (https://github.com/vim/vim/issues/13743)


Signed-off-by: Danek Duvall <duv...@comfychair.org>
Signed-off-by: Mazunki Hoksaas <rolf...@gmail.com>
Signed-off-by: Christian Brabandt <c...@256bit.org>

diff --git a/runtime/syntax/json5.vim b/runtime/syntax/json5.vim
index 5b01d33aa..dc0d11b2a 100644
--- a/runtime/syntax/json5.vim
+++ b/runtime/syntax/json5.vim
@@ -49,9 +49,11 @@ syn match json5Key /@\?\%(\I\|\$\)\%(\i\|\$\)*\s*\ze::\@!/ contains=@Spell
syn match json5Key /"\([^"]\|\"\)\{-}"\ze\s*:/ contains=json5Escape,@Spell

" Comment
-syn region json5LineComment start=+\/\/+ end=+$+ keepend contains=@Spell
-syn region json5LineComment start=+^\s*\/\/+ skip=+
\s*\/\/+ end=+$+ keepend fold contains=@Spell
-syn region json5Comment start="/\*" end="\*/" fold contains=@Spell
+syn region json5LineComment start=+\/\/+ end=+$+ keepend contains=@Spell,json5Todo
+syn region json5LineComment start=+^\s*\/\/+ skip=+
\s*\/\/+ end=+$+ keepend fold contains=@Spell,json5Todo
+syn region json5Comment start="/\*" end="\*/" fold contains=@Spell,json5Todo
+
+syn keyword json5Todo contained TODO FIXME XXX

" Define the default highlighting
hi def link json5String String
@@ -66,6 +68,7 @@ hi def link json5Boolean Boolean
hi def link json5LineComment Comment
hi def link json5Comment Comment
hi def link json5NumError Error
+hi def link json5Todo Todo

if !exists('b:current_syntax')
let b:current_syntax = 'json5'