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if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'json5') == -1
" Syntax setup {{{1
if exists('b:current_syntax') && b:current_syntax == 'json5'
finish
endif
" Syntax: Strings {{{1
syn region json5String start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=json5Escape
syn region json5String start=+'+ skip=+\\\\\|\\'+ end=+'+ contains=json5Escape
" Syntax: Escape sequences
syn match json5Escape "\\["\\/bfnrt]" contained
syn match json5Escape "\\u\x\{4}" contained
" Syntax: Numbers {{{1
syn match json5Number "-\=\<\%(0\|[1-9]\d*\)\%(\.\d\+\)\=\%([eE][-+]\=\d\+\)\=\>"
syn keyword json5Number Infinity -Infinity
" Syntax: An integer part of 0 followed by other digits is not allowed.
syn match json5NumError "-\=\<0\d\.\d*\>"
" Syntax: Boolean {{{1
syn keyword json5Boolean true false
" Syntax: Null {{{1
syn keyword json5Null null
" Syntax: Braces {{{1
syn match json5Braces "[{}\[\]]"
syn match json5ObjAssign /@\?\%(\I\|\$\)\%(\i\|\$\)*\s*\ze::\@!/
" Syntax: Comment {{{1
syn region json5LineComment start=+\/\/+ end=+$+ keepend
syn region json5LineComment start=+^\s*\/\/+ skip=+\n\s*\/\/+ end=+$+ keepend fold
syn region json5Comment start="/\*" end="\*/" fold
" Define the default highlighting. {{{1
hi def link json5String String
hi def link json5ObjAssign Identifier
hi def link json5Escape Special
hi def link json5Number Number
hi def link json5Braces Operator
hi def link json5Null Function
hi def link json5Boolean Boolean
hi def link json5LineComment Comment
hi def link json5Comment Comment
hi def link json5NumError Error
if !exists('b:current_syntax')
let b:current_syntax = 'json5'
endif
" vim: fdm=marker
endif
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