72 lines
2.3 KiB
VimL
72 lines
2.3 KiB
VimL
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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" Modified from the original taken from https://github.com/gutenye/json5.vim
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" Syntax setup
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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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" Numbers
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syn match json5Number "[-+]\=\%(0\|[1-9]\d*\)\%(\.\d*\)\=\%([eE][-+]\=\d\+\)\="
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syn match json5Number "[-+]\=\%(\.\d\+\)\%([eE][-+]\=\d\+\)\="
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syn match json5Number "[-+]\=0[xX]\x*"
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syn match json5Number "[-+]\=Infinity\|NaN"
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" 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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" A hexadecimal number cannot have a fractional part
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syn match json5NumError "[-+]\=0x\x*\.\x*"
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" Strings
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syn region json5String start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=json5Escape,@Spell
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syn region json5String start=+'+ skip=+\\\\\|\\'+ end=+'+ contains=json5Escape,@Spell
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" Escape sequences
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syn match json5Escape "\\['\"\\bfnrtv]" contained
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syn match json5Escape "\\u\x\{4}" contained
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" Boolean
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syn keyword json5Boolean true false
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" Null
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syn keyword json5Null null
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" Delimiters and Operators
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syn match json5Delimiter ","
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syn match json5Operator ":"
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" Braces
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syn match json5Braces "[{}\[\]]"
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" Keys
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syn match json5Key /@\?\%(\I\|\$\)\%(\i\|\$\)*\s*\ze::\@!/ contains=@Spell
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syn match json5Key /"\([^"]\|\\"\)\{-}"\ze\s*:/ contains=json5Escape,@Spell
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" Comment
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syn region json5LineComment start=+\/\/+ end=+$+ keepend contains=@Spell
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syn region json5LineComment start=+^\s*\/\/+ skip=+\n\s*\/\/+ end=+$+ keepend fold contains=@Spell
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syn region json5Comment start="/\*" end="\*/" fold contains=@Spell
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" Define the default highlighting
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hi def link json5String String
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hi def link json5Key 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 json5Delimiter Delimiter
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hi def link json5Operator Operator
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hi def link json5Braces Delimiter
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hi def link json5Null Keyword
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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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