2019-03-04 03:28:35 -05:00
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if exists('g:polyglot_disabled') && index(g:polyglot_disabled, 'json5') != -1
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finish
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endif
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2017-12-30 05:34:40 -05:00
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" Syntax setup {{{1
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if exists('b:current_syntax') && b:current_syntax == 'json5'
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finish
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endif
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" Syntax: Strings {{{1
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syn region json5String start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=json5Escape
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syn region json5String start=+'+ skip=+\\\\\|\\'+ end=+'+ contains=json5Escape
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" Syntax: Escape sequences
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syn match json5Escape "\\["\\/bfnrt]" contained
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syn match json5Escape "\\u\x\{4}" contained
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" Syntax: Numbers {{{1
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syn match json5Number "-\=\<\%(0\|[1-9]\d*\)\%(\.\d\+\)\=\%([eE][-+]\=\d\+\)\=\>"
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syn keyword json5Number Infinity -Infinity
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" Syntax: An integer part of 0 followed by other digits is not allowed.
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syn match json5NumError "-\=\<0\d\.\d*\>"
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" Syntax: Boolean {{{1
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syn keyword json5Boolean true false
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" Syntax: Null {{{1
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syn keyword json5Null null
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" Syntax: Braces {{{1
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syn match json5Braces "[{}\[\]]"
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syn match json5ObjAssign /@\?\%(\I\|\$\)\%(\i\|\$\)*\s*\ze::\@!/
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" Syntax: Comment {{{1
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syn region json5LineComment start=+\/\/+ end=+$+ keepend
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syn region json5LineComment start=+^\s*\/\/+ skip=+\n\s*\/\/+ end=+$+ keepend fold
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syn region json5Comment start="/\*" end="\*/" fold
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" Define the default highlighting. {{{1
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hi def link json5String String
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hi def link json5ObjAssign Identifier
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hi def link json5Escape Special
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hi def link json5Number Number
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hi def link json5Braces Operator
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hi def link json5Null Function
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hi def link json5Boolean Boolean
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hi def link json5LineComment Comment
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hi def link json5Comment Comment
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hi def link json5NumError Error
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if !exists('b:current_syntax')
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let b:current_syntax = 'json5'
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endif
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" vim: fdm=marker
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