193 lines
7.2 KiB
VimL
193 lines
7.2 KiB
VimL
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" Vim syntax file
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" Language : Scala (http://scala-lang.org/)
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" Maintainers: Stefan Matthias Aust, Julien Wetterwald
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" Last Change: 2007 June 13
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if version < 600
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syntax clear
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elseif exists("b:current_syntax")
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finish
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endif
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syn case match
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syn sync minlines=50 maxlines=100
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" most Scala keywords
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syn keyword scalaKeyword case
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syn keyword scalaKeyword catch
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syn keyword scalaKeyword do
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syn keyword scalaKeyword else
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syn keyword scalaKeyword extends
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syn keyword scalaKeyword final
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syn keyword scalaKeyword finally
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syn keyword scalaKeyword for
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syn keyword scalaKeyword forSome
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syn keyword scalaKeyword if
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syn keyword scalaKeyword match
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syn keyword scalaKeyword new
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syn keyword scalaKeyword null
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syn keyword scalaKeyword require
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syn keyword scalaKeyword return
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syn keyword scalaKeyword super
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syn keyword scalaKeyword this
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syn keyword scalaKeyword throw
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syn keyword scalaKeyword try
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syn keyword scalaKeyword type
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syn keyword scalaKeyword while
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syn keyword scalaKeyword with
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syn keyword scalaKeyword yield
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syn keyword scalaKeywordModifier abstract
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syn keyword scalaKeywordModifier override
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syn keyword scalaKeywordModifier final
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syn keyword scalaKeywordModifier implicit
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syn keyword scalaKeywordModifier lazy
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syn keyword scalaKeywordModifier private
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syn keyword scalaKeywordModifier protected
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syn keyword scalaKeywordModifier sealed
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syn match scalaKeyword "=>"
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syn match scalaKeyword "<-"
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syn match scalaKeyword "\<_\>"
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syn match scalaOperator ":\{2,\}" "this is not a type
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" package and import statements
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syn keyword scalaPackage package nextgroup=scalaFqn skipwhite
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syn keyword scalaImport import nextgroup=scalaFqn skipwhite
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syn match scalaFqn "\<[._$a-zA-Z0-9,]*" contained nextgroup=scalaFqnSet
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syn region scalaFqnSet start="{" end="}" contained
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" boolean literals
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syn keyword scalaBoolean true false
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" definitions
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syn keyword scalaDef def nextgroup=scalaDefName skipwhite
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syn keyword scalaVal val nextgroup=scalaValName skipwhite
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syn keyword scalaVar var nextgroup=scalaVarName skipwhite
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syn keyword scalaClass class nextgroup=scalaClassName skipwhite
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syn keyword scalaObject object nextgroup=scalaClassName skipwhite
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syn keyword scalaTrait trait nextgroup=scalaClassName skipwhite
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syn match scalaDefName "[^ =:;([]\+" contained nextgroup=scalaDefSpecializer skipwhite
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syn match scalaValName "[^ =:;([]\+" contained
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syn match scalaVarName "[^ =:;([]\+" contained
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syn match scalaClassName "[^ =:;(\[]\+" contained nextgroup=scalaClassSpecializer skipwhite
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syn region scalaDefSpecializer start="\[" end="\]" contained contains=scalaDefSpecializer
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syn region scalaClassSpecializer start="\[" end="\]" contained contains=scalaClassSpecializer
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syn match scalaBackTick "`[^`]\+`"
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" type constructor (actually anything with an uppercase letter)
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syn match scalaConstructor "\<[A-Z][_$a-zA-Z0-9]*\>" nextgroup=scalaConstructorSpecializer
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syn region scalaConstructorSpecializer start="\[" end="\]" contained contains=scalaConstructorSpecializer
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" method call
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syn match scalaRoot "\<[a-zA-Z][_$a-zA-Z0-9]*\."me=e-1
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syn match scalaMethodCall "\.[a-z][_$a-zA-Z0-9]*"ms=s+1
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" type declarations in val/var/def
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syn match scalaType ":\s*\%(=>\s*\)\?\%([\._$a-zA-Z0-9]\+\|([^)]\{-1,})\)\%(\[[^\]]\{-1,}\]\+\%([^)]*)\]\+\)\?\)\?\%(\s*\%(<:\|>:\|#\|=>\|⇒\)\s*\%([\._$a-zA-Z0-9]\+\|([^)]\{-1,})\)\%(\[[^\]]\{-1,}\]\+\%([^)]*)\]\+\)\?\)*\)*"ms=s+1
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" type declarations in case statements
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syn match scalaCaseType "\(case\s\+[_a-zA-Z0-9]\+\)\@<=:\s*[\._$a-zA-Z0-9]\+\(\[[^:]\{-1,}\]\+\)\?"ms=s+1
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" comments
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syn match scalaTodo "[tT][oO][dD][oO]" contained
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syn match scalaLineComment "//.*" contains=scalaTodo
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syn region scalaComment start="/\*" end="\*/" contains=scalaTodo
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syn case ignore
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syn include @scalaHtml syntax/html.vim
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syn case match
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syn region scalaDocComment start="/\*\*" end="\*/" contains=scalaDocTags,scalaTodo,@scalaHtml keepend
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syn region scalaDocTags start="{@\(link\|linkplain\|inherit[Dd]oc\|doc[rR]oot\|value\)" end="}" contained
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syn match scalaDocTags "@[a-z]\+" contained
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" annotations
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syn match scalaAnnotation "@[a-zA-Z]\+"
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syn match scalaEmptyString "\"\""
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" multi-line string literals
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syn region scalaMultiLineString start="\"\"\"" end="\"\"\"\"\@!" contains=scalaUnicode
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syn match scalaUnicode "\\u[0-9a-fA-F]\{4}" contained
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" string literals with escapes
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syn region scalaString start="\"[^"]" skip="\\\"" end="\"" contains=scalaStringEscape " TODO end \n or not?
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syn match scalaStringEscape "\\u[0-9a-fA-F]\{4}" contained
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syn match scalaStringEscape "\\[nrfvb\\\"]" contained
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" symbol and character literals
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syn match scalaSymbol "'[_a-zA-Z0-9][_a-zA-Z0-9]*\>"
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syn match scalaChar "'[^'\\]'\|'\\.'\|'\\u[0-9a-fA-F]\{4}'"
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" number literals
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syn match scalaNumber "\<\(0[0-7]*\|0[xX]\x\+\|\d\+\)[lL]\=\>"
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syn match scalaNumber "\(\<\d\+\.\d*\|\.\d\+\)\([eE][-+]\=\d\+\)\=[fFdD]\="
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syn match scalaNumber "\<\d\+[eE][-+]\=\d\+[fFdD]\=\>"
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syn match scalaNumber "\<\d\+\([eE][-+]\=\d\+\)\=[fFdD]\>"
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" xml literals
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syn match scalaXmlTag "<[a-zA-Z]\_[^>]*/>" contains=scalaXmlQuote,scalaXmlEscape,scalaXmlString
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syn region scalaXmlString start="\"" end="\"" contained
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syn match scalaXmlStart "<[a-zA-Z]\_[^>]*>" contained contains=scalaXmlQuote,scalaXmlEscape,scalaXmlString
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syn region scalaXml start="<\([a-zA-Z]\_[^>]*\_[^/]\|[a-zA-Z]\)>" matchgroup=scalaXmlStart end="</\_[^>]\+>" contains=scalaXmlEscape,scalaXmlQuote,scalaXml,scalaXmlStart,scalaXmlComment
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syn region scalaXmlEscape matchgroup=scalaXmlEscapeSpecial start="{" matchgroup=scalaXmlEscapeSpecial end="}" contained contains=TOP
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syn match scalaXmlQuote "&[^;]\+;" contained
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syn match scalaXmlComment "<!--\_[^>]*-->" contained
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" REPL
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syn match scalaREPLCmdLine "\<scala>\>"
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" map Scala groups to standard groups
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hi link scalaKeyword Keyword
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hi link scalaKeywordModifier Function
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hi link scalaAnnotation Include
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hi link scalaPackage Include
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hi link scalaImport Include
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hi link scalaREPLCmdLine Include
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hi link scalaDocTags Include
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hi link scalaBackTick Include
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hi link scalaBoolean Boolean
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hi link scalaOperator Normal
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hi link scalaNumber Number
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hi link scalaEmptyString String
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hi link scalaString String
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hi link scalaChar String
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hi link scalaMultiLineString String
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hi link scalaStringEscape Special
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hi link scalaSymbol Special
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hi link scalaUnicode Special
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hi link scalaComment Comment
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hi link scalaLineComment Comment
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hi link scalaDocComment Comment
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hi link scalaTodo Todo
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hi link scalaType Type
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hi link scalaCaseType Type
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hi link scalaTypeSpecializer scalaType
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hi link scalaXml String
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hi link scalaXmlTag Include
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hi link scalaXmlString String
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hi link scalaXmlStart Include
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hi link scalaXmlEscape Normal
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hi link scalaXmlEscapeSpecial Special
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hi link scalaXmlQuote Special
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hi link scalaXmlComment Comment
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hi link scalaDef Keyword
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hi link scalaVar Keyword
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hi link scalaVal Keyword
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hi link scalaClass Keyword
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hi link scalaObject Keyword
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hi link scalaTrait Keyword
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hi link scalaDefName Function
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hi link scalaDefSpecializer Function
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hi link scalaClassName Special
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hi link scalaClassSpecializer Special
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hi link scalaConstructor Special
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hi link scalaConstructorSpecializer scalaConstructor
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let b:current_syntax = "scala"
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" you might like to put these lines in your .vimrc
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"
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" customize colors a little bit (should be a different file)
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" hi scalaNew gui=underline
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" hi scalaMethodCall gui=italic
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" hi scalaValName gui=underline
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" hi scalaVarName gui=underline
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