vim-polyglot/syntax/scala.vim

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if version < 600
syntax clear
elseif exists("b:current_syntax")
finish
endif
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scriptencoding utf-8
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let b:current_syntax = "scala"
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function! s:ContainedGroup()
try
silent syn list @scala
return '@scala'
catch /E392/
return 'TOP'
endtry
endfunction
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syn case match
syn sync minlines=200 maxlines=1000
syn keyword scalaKeyword catch do else final finally for forSome if
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syn keyword scalaKeyword match return throw try while yield macro
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syn keyword scalaKeyword class trait object extends with nextgroup=scalaInstanceDeclaration skipwhite
syn keyword scalaKeyword case nextgroup=scalaKeyword,scalaCaseFollowing skipwhite
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syn keyword scalaKeyword val nextgroup=scalaNameDefinition,scalaQuasiQuotes skipwhite
syn keyword scalaKeyword def var nextgroup=scalaNameDefinition skipwhite
hi link scalaKeyword Keyword
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exe 'syn region scalaBlock start=/{/ end=/}/ contains=' . s:ContainedGroup() . ' fold'
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syn keyword scalaAkkaSpecialWord when goto using startWith initialize onTransition stay become unbecome
hi link scalaAkkaSpecialWord PreProc
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syn match scalaSymbol /'[_A-Za-z0-9$]\+/
hi link scalaSymbol Number
syn match scalaChar /'.'/
syn match scalaEscapedChar /\\[\\ntbrf]/
syn match scalaUnicodeChar /\\u[A-Fa-f0-9]\{4}/
hi link scalaChar Character
hi link scalaEscapedChar Function
hi link scalaUnicodeChar Special
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syn match scalaOperator "||"
syn match scalaOperator "&&"
hi link scalaOperator Special
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syn match scalaNameDefinition /\<[_A-Za-z0-9$]\+\>/ contained nextgroup=scalaPostNameDefinition
syn match scalaNameDefinition /`[^`]\+`/ contained nextgroup=scalaPostNameDefinition
syn match scalaPostNameDefinition /\_s*:\_s*/ contained nextgroup=scalaTypeDeclaration
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hi link scalaNameDefinition Function
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syn match scalaInstanceDeclaration /\<[_\.A-Za-z0-9$]\+\>/ contained nextgroup=scalaInstanceHash
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syn match scalaInstanceDeclaration /`[^`]\+`/ contained
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syn match scalaInstanceHash /#/ contained nextgroup=scalaInstanceDeclaration
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hi link scalaInstanceDeclaration Special
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hi link scalaInstanceHash Type
syn match scalaCapitalWord /\<[A-Z][A-Za-z0-9$]*\>/
hi link scalaCapitalWord Special
" Handle type declarations specially
syn region scalaTypeStatement matchgroup=Keyword start=/\<type\_s\+\ze/ end=/$/ contains=scalaTypeTypeDeclaration,scalaSquareBrackets,scalaTypeTypeEquals,scalaTypeStatement
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" Ugh... duplication of all the scalaType* stuff to handle special highlighting
" of `type X =` declarations
syn match scalaTypeTypeDeclaration /(/ contained nextgroup=scalaTypeTypeExtension,scalaTypeTypeEquals contains=scalaRoundBrackets skipwhite
syn match scalaTypeTypeDeclaration /\%(⇒\|=>\)\ze/ contained nextgroup=scalaTypeTypeDeclaration contains=scalaTypeTypeExtension skipwhite
syn match scalaTypeTypeDeclaration /\<[_\.A-Za-z0-9$]\+\>/ contained nextgroup=scalaTypeTypeExtension,scalaTypeTypeEquals skipwhite
syn match scalaTypeTypeEquals /=\ze[^>]/ contained nextgroup=scalaTypeTypePostDeclaration skipwhite
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syn match scalaTypeTypeExtension /)\?\_s*\zs\%(⇒\|=>\|<:\|:>\|=:=\|::\|#\)/ contained nextgroup=scalaTypeTypeDeclaration skipwhite
syn match scalaTypeTypePostDeclaration /\<[_\.A-Za-z0-9$]\+\>/ contained nextgroup=scalaTypeTypePostExtension skipwhite
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syn match scalaTypeTypePostExtension /\%(⇒\|=>\|<:\|:>\|=:=\|::\)/ contained nextgroup=scalaTypeTypePostDeclaration skipwhite
hi link scalaTypeTypeDeclaration Type
hi link scalaTypeTypeExtension Keyword
hi link scalaTypeTypePostDeclaration Special
hi link scalaTypeTypePostExtension Keyword
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syn match scalaTypeDeclaration /(/ contained nextgroup=scalaTypeExtension contains=scalaRoundBrackets skipwhite
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syn match scalaTypeDeclaration /\%(⇒\|=>\)\ze/ contained nextgroup=scalaTypeDeclaration contains=scalaTypeExtension skipwhite
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syn match scalaTypeDeclaration /\<[_\.A-Za-z0-9$]\+\>/ contained nextgroup=scalaTypeExtension skipwhite
syn match scalaTypeExtension /)\?\_s*\zs\%(⇒\|=>\|<:\|:>\|=:=\|::\|#\)/ contained nextgroup=scalaTypeDeclaration skipwhite
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hi link scalaTypeDeclaration Type
hi link scalaTypeExtension Keyword
hi link scalaTypePostExtension Keyword
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syn match scalaTypeAnnotation /\%([_a-zA-Z0-9$\s]:\_s*\)\ze[_=(\.A-Za-z0-9$]\+/ skipwhite nextgroup=scalaTypeDeclaration contains=scalaRoundBrackets
syn match scalaTypeAnnotation /)\_s*:\_s*\ze[_=(\.A-Za-z0-9$]\+/ skipwhite nextgroup=scalaTypeDeclaration
hi link scalaTypeAnnotation Normal
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syn match scalaCaseFollowing /\<[_\.A-Za-z0-9$]\+\>/ contained
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syn match scalaCaseFollowing /`[^`]\+`/ contained
hi link scalaCaseFollowing Special
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syn keyword scalaKeywordModifier abstract override final lazy implicit implicitly private protected sealed null require super
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hi link scalaKeywordModifier Function
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syn keyword scalaSpecial this true false package import ne eq
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syn keyword scalaSpecial new nextgroup=scalaInstanceDeclaration skipwhite
syn match scalaSpecial "\%(=>\|⇒\|<-\|←\|->\|→\)"
syn match scalaSpecial /`[^`]*`/ " Backtick literals
hi link scalaSpecial PreProc
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syn match scalaStringEmbeddedQuote /\\"/ contained
syn region scalaString start=/"/ end=/"/ contains=scalaStringEmbeddedQuote,scalaEscapedChar,scalaUnicodeChar
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hi link scalaString String
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hi link scalaStringEmbeddedQuote String
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syn region scalaIString matchgroup=Special start=/\<[a-zA-Z][a-zA-Z0-9_]*"/ skip=/\\"/ end=/"/ contains=scalaInterpolation,scalaInterpolationB,scalaEscapedChar,scalaUnicodeChar
syn region scalaTripleIString matchgroup=Special start=/\<[a-zA-Z][a-zA-Z0-9_]*"""/ end=/"""\%([^"]\|$\)/ contains=scalaInterpolation,scalaInterpolationB,scalaEscapedChar,scalaUnicodeChar
hi link scalaIString String
hi link scalaTripleIString String
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syn match scalaInterpolation /\$[a-zA-Z0-9_$]\+/ contained
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exe 'syn region scalaInterpolationB matchgroup=scalaInterpolation start=/\${/ end=/}/ contained contains=' . s:ContainedGroup()
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hi link scalaInterpolation Function
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hi link scalaInterpolationB Normal
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syn region scalaFString matchgroup=Special start=/f"/ skip=/\\"/ end=/"/ contains=scalaFInterpolation,scalaFInterpolationB,scalaEscapedChar,scalaUnicodeChar
syn match scalaFInterpolation /\$[a-zA-Z0-9_$]\+\(%[-A-Za-z0-9\.]\+\)\?/ contained
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exe 'syn region scalaFInterpolationB matchgroup=scalaFInterpolation start=/${/ end=/}\(%[-A-Za-z0-9\.]\+\)\?/ contained contains=' . s:ContainedGroup()
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hi link scalaFString String
hi link scalaFInterpolation Function
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hi link scalaFInterpolationB Normal
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syn region scalaTripleString start=/"""/ end=/"""\%([^"]\|$\)/ contains=scalaEscapedChar,scalaUnicodeChar
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syn region scalaTripleFString matchgroup=Special start=/f"""/ end=/"""\%([^"]\|$\)/ contains=scalaFInterpolation,scalaFInterpolationB,scalaEscapedChar,scalaUnicodeChar
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hi link scalaTripleString String
hi link scalaTripleFString String
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syn match scalaNumber /\<0[dDfFlL]\?\>/ " Just a bare 0
syn match scalaNumber /\<[1-9]\d*[dDfFlL]\?\>/ " A multi-digit number - octal numbers with leading 0's are deprecated in Scala
syn match scalaNumber /\<0[xX][0-9a-fA-F]\+[dDfFlL]\?\>/ " Hex number
syn match scalaNumber /\%(\<\d\+\.\d*\|\.\d\+\)\%([eE][-+]\=\d\+\)\=[fFdD]\=/ " exponential notation 1
syn match scalaNumber /\<\d\+[eE][-+]\=\d\+[fFdD]\=\>/ " exponential notation 2
syn match scalaNumber /\<\d\+\%([eE][-+]\=\d\+\)\=[fFdD]\>/ " exponential notation 3
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hi link scalaNumber Number
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syn region scalaRoundBrackets start="(" end=")" skipwhite contained contains=scalaTypeDeclaration,scalaSquareBrackets,scalaRoundBrackets
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syn region scalaSquareBrackets matchgroup=Type start="\[" end="\]" skipwhite nextgroup=scalaTypeExtension contains=scalaTypeDeclaration,scalaSquareBrackets,scalaTypeOperator,scalaTypeAnnotationParameter
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syn match scalaTypeOperator /[-+=:<>]\+/ contained
syn match scalaTypeAnnotationParameter /@\<[`_A-Za-z0-9$]\+\>/ contained
hi link scalaTypeOperator Keyword
hi link scalaTypeAnnotationParameter Function
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syn region scalaMultilineComment start="/\*" end="\*/" contains=scalaMultilineComment,scalaDocLinks,scalaParameterAnnotation,scalaCommentAnnotation,scalaCommentCodeBlock,@scalaHtml keepend
syn match scalaCommentAnnotation "@[_A-Za-z0-9$]\+" contained
syn match scalaParameterAnnotation "@param" nextgroup=scalaParamAnnotationValue skipwhite contained
syn match scalaParamAnnotationValue /[`_A-Za-z0-9$]\+/ contained
syn region scalaDocLinks start="\[\[" end="\]\]" contained
syn region scalaCommentCodeBlock matchgroup=Keyword start="{{{" end="}}}" contained
hi link scalaMultilineComment Comment
hi link scalaDocLinks Function
hi link scalaParameterAnnotation Function
hi link scalaParamAnnotationValue Keyword
hi link scalaCommentAnnotation Function
hi link scalaCommentCodeBlock String
syn match scalaAnnotation /@\<[`_A-Za-z0-9$]\+\>/
hi link scalaAnnotation PreProc
syn match scalaTrailingComment "//.*$"
hi link scalaTrailingComment Comment
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syn match scalaAkkaFSM /goto([^)]*)\_s\+\<using\>/ contains=scalaAkkaFSMGotoUsing
syn match scalaAkkaFSM /stay\_s\+using/
syn match scalaAkkaFSM /^\s*stay\s*$/
syn match scalaAkkaFSM /when\ze([^)]*)/
syn match scalaAkkaFSM /startWith\ze([^)]*)/
syn match scalaAkkaFSM /initialize\ze()/
syn match scalaAkkaFSM /onTransition/
syn match scalaAkkaFSM /onTermination/
syn match scalaAkkaFSM /whenUnhandled/
syn match scalaAkkaFSMGotoUsing /\<using\>/
syn match scalaAkkaFSMGotoUsing /\<goto\>/
hi link scalaAkkaFSM PreProc
hi link scalaAkkaFSMGotoUsing PreProc