neovim/runtime/syntax/json5.vim
Christian Clason 1a230d77fe vim-patch:cc944b145254
runtime(json5): Add TODO support to syntax script (vim/vim#13743)

cc944b1452

Co-authored-by: Danek Duvall <duvall@comfychair.org>
2023-12-22 01:07:50 +01:00

77 lines
2.5 KiB
VimL

" Vim syntax file
" Language: JSON5
" Maintainer: Mazunki Hoksaas rolferen@gmail.com
" Previous Maintainer: Guten Ye <ywzhaifei@gmail.com>
" Last Change: 2019 Apr 1
" Version: vim9.0-1
" URL: https://github.com/json5/json5
" Syntax setup
if exists('b:current_syntax') && b:current_syntax == 'json5'
finish
endif
" Numbers
syn match json5Number "[-+]\=\%(0\|[1-9]\d*\)\%(\.\d*\)\=\%([eE][-+]\=\d\+\)\="
syn match json5Number "[-+]\=\%(\.\d\+\)\%([eE][-+]\=\d\+\)\="
syn match json5Number "[-+]\=0[xX]\x*"
syn match json5Number "[-+]\=Infinity\|NaN"
" An integer part of 0 followed by other digits is not allowed
syn match json5NumError "[-+]\=0\d\(\d\|\.\)*"
" A hexadecimal number cannot have a fractional part
syn match json5NumError "[-+]\=0x\x*\.\x*"
" Strings
syn region json5String start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=json5Escape,@Spell
syn region json5String start=+'+ skip=+\\\\\|\\'+ end=+'+ contains=json5Escape,@Spell
" Escape sequences
syn match json5Escape "\\['\"\\bfnrtv]" contained
syn match json5Escape "\\u\x\{4}" contained
" Boolean
syn keyword json5Boolean true false
" Null
syn keyword json5Null null
" Delimiters and Operators
syn match json5Delimiter ","
syn match json5Operator ":"
" Braces
syn match json5Braces "[{}\[\]]"
" Keys
syn match json5Key /@\?\%(\I\|\$\)\%(\i\|\$\)*\s*\ze::\@!/ contains=@Spell
syn match json5Key /"\([^"]\|\\"\)\{-}"\ze\s*:/ contains=json5Escape,@Spell
" Comment
syn region json5LineComment start=+\/\/+ end=+$+ keepend contains=@Spell,json5Todo
syn region json5LineComment start=+^\s*\/\/+ skip=+\n\s*\/\/+ end=+$+ 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
hi def link json5Key Identifier
hi def link json5Escape Special
hi def link json5Number Number
hi def link json5Delimiter Delimiter
hi def link json5Operator Operator
hi def link json5Braces Delimiter
hi def link json5Null Keyword
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'
endif