123 lines
4.2 KiB
VimL
123 lines
4.2 KiB
VimL
if exists("b:current_syntax")
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finish
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endif
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" See https://github.com/rescript-lang/vim-rescript/issues/14
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syntax sync minlines=600
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" Boolean
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syntax keyword resBoolean true false
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" Keywords
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syntax keyword resKeyword let rec type external mutable lazy private of with
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syntax keyword resKeyword if else switch when
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syntax keyword resKeyword and as open include module in constraint import export
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syntax keyword resKeyword for to downto while
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syntax keyword resKeyword try catch exception assert
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syntax keyword resKeyword async await
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" Types
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syntax keyword resType bool int float char string unit
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syntax keyword resType list array option ref exn format
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" Operators
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syntax keyword resOperator mod land lor lxor lsl lsr asr
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syntax keyword resOperator or
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syntax match resOperator "\v\="
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syntax match resOperator "\v\*"
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syntax match resOperator "\v/"
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syntax match resOperator "\v\+"
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syntax match resOperator "\v-"
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syntax match resOperator "\v\*\."
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syntax match resOperator "\v/\."
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syntax match resOperator "\v\+\."
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syntax match resOperator "\v-\."
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syntax match resOperator "\v\<"
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syntax match resOperator "\v\<\="
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syntax match resOperator "\v\>"
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syntax match resOperator "\v\>\="
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syntax match resOperator "\v\@"
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syntax match resOperator "\v\!"
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syntax match resOperator "\v\|"
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syntax match resOperator "\v\&"
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" Refs
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syntax match resOperator "\v\:\="
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" Arrows / Pipes
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syntax match resArrowPipe "\v\=\>"
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syntax match resArrowPipe "\v\-\>"
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syntax match resArrowPipe "\v\|\>"
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syntax match resArrowPipe "\v\@\@"
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" Comment
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syntax region resSingleLineComment start="//" end="$" contains=resTodo,@Spell
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syntax region resMultiLineComment start="/\*\s*" end="\*/" contains=@Spell,resTodo,resMultiLineComment
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syntax keyword resTodo contained TODO FIXME XXX NOTE
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" Char
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syntax match resChar "\v'\\.'|'.'"
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syntax match resNumber "-\=\<\d\(_\|\d\)*[l|L|n]\?\>"
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syntax match resNumber "-\=\<0[x|X]\(\x\|_\)\+[l|L|n]\?\>"
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syntax match resNumber "-\=\<0[o|O]\(\o\|_\)\+[l|L|n]\?\>"
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syntax match resNumber "-\=\<0[b|B]\([01]\|_\)\+[l|L|n]\?\>"
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syntax match resFloat "-\=\<\d\(_\|\d\)*\.\?\(_\|\d\)*\([eE][-+]\=\d\(_\|\d\)*\)\=\>"
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" Module / Constructor
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syntax match resModuleOrVariant "\v<[A-Z][A-Za-z0-9_'$]*"
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syntax match resModuleChain "\v<[A-Z][A-Za-z0-9_'$]*\."
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" Attribute
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syntax match resAttribute "\v\@([a-zA-z][A-Za-z0-9_']*)(\.([a-zA-z])[A-Za-z0-9_']*)*"
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" String
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syntax match resUnicodeChar "\v\\u[A-Fa-f0-9]\{4}" contained
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syntax match resStringEscapeSeq "\v\\[\\"ntbrf]" contained
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syntax match resInterpolatedStringEscapeSeq "\v\\[\\`ntbrf]" contained
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syntax region resString start="\v\"" end="\v\"" contains=resStringEscapeSeq,resUnicodeChar
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" Interpolation
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syntax match resInterpolationVariable "\v\$[a-z_][A-Za-z0-0_'$]*" contained
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syntax region resInterpolationBlock matchgroup=resInterpolationDelimiters start="\v\$\{" end="\v\}" contained contains=TOP
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syntax region resString start="\v`" end="\v`" contains=resInterpolationBlock,resInterpolatedStringEscapeSeq
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syntax region resString start="\v[a-z]`" end="\v`" contains=resInterpolationBlock,resInterpolationVariable,resInterpolatedStringEscapeSeq
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" Polymorphic variants
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syntax match resPolyVariant "\v#[A-za-z][A-Za-z0-9_'$]*"
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syntax match resPolyVariant "\v#[0-9]+"
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syntax match resPolyVariant "\v#\".*\""
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syntax match resPolyVariant "\v#\\\".*\""
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highlight default link resBoolean Boolean
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highlight default link resKeyword Keyword
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highlight default link resType Type
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highlight default link resOperator Operator
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highlight default link resArrowPipe Operator
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highlight default link resSingleLineComment Comment
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highlight default link resMultiLineComment Comment
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highlight default link resTodo TODO
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highlight default link resChar Character
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highlight default link resNumber Number
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highlight default link resFloat Float
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highlight default link resModuleOrVariant Function
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highlight default link resPolyVariant Function
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highlight default link resModuleChain Macro
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highlight default link resUnicodeChar Character
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highlight default link resStringEscapeSeq Character
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highlight default link resInterpolatedStringEscapeSeq Character
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highlight default link resString String
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highlight default link resInterpolationDelimiters Macro
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highlight default link resInterpolationVariable Macro
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highlight default link resAttribute PreProc
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let b:current_syntax = "rescript"
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