Import Scala syntax file

1 files changed, 230 insertions, 0 deletions

diff --git a/home/.config/nvim/syntax/scala.vim b/home/.config/nvim/syntax/scala.vim
new file mode 100644
index 00000000..7779c439
--- /dev/null
+++ b/home/.config/nvim/syntax/scala.vim
@@ -0,0 +1,230 @@
+" Vim syntax file
+" Language:             Scala
+" Maintainer:           Derek Wyatt
+" URL:                  https://github.com/derekwyatt/vim-scala
+" License:              Same as Vim
+" Last Change:          20 May 2016
+" ----------------------------------------------------------------------------
+
+if !exists('main_syntax')
+  " quit when a syntax file was already loaded
+  if exists("b:current_syntax")
+    finish
+  endif
+  let main_syntax = 'scala'
+endif
+
+scriptencoding utf-8
+
+let b:current_syntax = "scala"
+
+" Allows for embedding, see #59; main_syntax convention instead? Refactor TOP
+"
+" The @Spell here is a weird hack, it means *exclude* if the first group is
+" TOP. Otherwise we get spelling errors highlighted on code elements that
+" match scalaBlock, even with `syn spell notoplevel`.
+function! s:ContainedGroup()
+  try
+    silent syn list @scala
+    return '@scala,@NoSpell'
+  catch /E392/
+    return 'TOP,@Spell'
+  endtry
+endfunction
+
+unlet! b:current_syntax
+
+syn case match
+syn sync minlines=200 maxlines=1000
+
+syn keyword scalaKeyword catch do else final finally for forSome if
+syn keyword scalaKeyword match return throw try while yield macro
+syn keyword scalaKeyword class trait object extends with nextgroup=scalaInstanceDeclaration skipwhite
+syn keyword scalaKeyword case nextgroup=scalaKeyword,scalaCaseFollowing skipwhite
+syn keyword scalaKeyword val nextgroup=scalaNameDefinition,scalaQuasiQuotes skipwhite
+syn keyword scalaKeyword def var nextgroup=scalaNameDefinition skipwhite
+hi link scalaKeyword Keyword
+
+exe 'syn region scalaBlock start=/{/ end=/}/ contains=' . s:ContainedGroup() . ' fold'
+
+syn keyword scalaAkkaSpecialWord when goto using startWith initialize onTransition stay become unbecome
+hi link scalaAkkaSpecialWord PreProc
+
+syn keyword scalatestSpecialWord shouldBe
+syn match scalatestShouldDSLA /^\s\+\zsit should/
+syn match scalatestShouldDSLB /\<should\>/
+hi link scalatestSpecialWord PreProc
+hi link scalatestShouldDSLA PreProc
+hi link scalatestShouldDSLB PreProc
+
+syn match scalaSymbol /'[_A-Za-z0-9$]\+/
+hi link scalaSymbol Number
+
+syn match scalaChar /'.'/
+syn match scalaChar /'\\[\\"'ntbrf]'/ contains=scalaEscapedChar
+syn match scalaChar /'\\u[A-Fa-f0-9]\{4}'/ contains=scalaUnicodeChar
+syn match scalaEscapedChar /\\[\\"'ntbrf]/
+syn match scalaUnicodeChar /\\u[A-Fa-f0-9]\{4}/
+hi link scalaChar Character
+hi link scalaEscapedChar Function
+hi link scalaUnicodeChar Special
+
+syn match scalaOperator "||"
+syn match scalaOperator "&&"
+hi link scalaOperator Special
+
+syn match scalaNameDefinition /\<[_A-Za-z0-9$]\+\>/ contained nextgroup=scalaPostNameDefinition,scalaVariableDeclarationList
+syn match scalaNameDefinition /`[^`]\+`/ contained nextgroup=scalaPostNameDefinition
+syn match scalaVariableDeclarationList /\s*,\s*/ contained nextgroup=scalaNameDefinition
+syn match scalaPostNameDefinition /\_s*:\_s*/ contained nextgroup=scalaTypeDeclaration
+hi link scalaNameDefinition Function
+
+syn match scalaInstanceDeclaration /\<[_\.A-Za-z0-9$]\+\>/ contained nextgroup=scalaInstanceHash
+syn match scalaInstanceDeclaration /`[^`]\+`/ contained
+syn match scalaInstanceHash /#/ contained nextgroup=scalaInstanceDeclaration
+hi link scalaInstanceDeclaration Special
+hi link scalaInstanceHash Type
+
+syn match scalaUnimplemented /???/
+hi link scalaUnimplemented ERROR
+
+syn match scalaCapitalWord /\<[A-Z][A-Za-z0-9$]*\>/
+hi link scalaCapitalWord Special
+
+" Handle type declarations specially
+syn region scalaTypeStatement matchgroup=Keyword start=/\<type\_s\+\ze/ end=/$/ contains=scalaTypeTypeDeclaration,scalaSquareBrackets,scalaTypeTypeEquals,scalaTypeStatement
+
+" 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
+syn match scalaTypeTypeExtension /)\?\_s*\zs\%(⇒\|=>\|<:\|:>\|=:=\|::\|#\)/ contained nextgroup=scalaTypeTypeDeclaration skipwhite
+syn match scalaTypeTypePostDeclaration /\<[_\.A-Za-z0-9$]\+\>/ contained nextgroup=scalaTypeTypePostExtension skipwhite
+syn match scalaTypeTypePostExtension /\%(⇒\|=>\|<:\|:>\|=:=\|::\)/ contained nextgroup=scalaTypeTypePostDeclaration skipwhite
+hi link scalaTypeTypeDeclaration Type
+hi link scalaTypeTypeExtension Keyword
+hi link scalaTypeTypePostDeclaration Special
+hi link scalaTypeTypePostExtension Keyword
+
+syn match scalaTypeDeclaration /(/ contained nextgroup=scalaTypeExtension contains=scalaRoundBrackets skipwhite
+syn match scalaTypeDeclaration /\%(⇒\|=>\)\ze/ contained nextgroup=scalaTypeDeclaration contains=scalaTypeExtension skipwhite
+syn match scalaTypeDeclaration /\<[_\.A-Za-z0-9$]\+\>/ contained nextgroup=scalaTypeExtension skipwhite
+syn match scalaTypeExtension /)\?\_s*\zs\%(⇒\|=>\|<:\|:>\|=:=\|::\|#\)/ contained nextgroup=scalaTypeDeclaration skipwhite
+hi link scalaTypeDeclaration Type
+hi link scalaTypeExtension Keyword
+hi link scalaTypePostExtension Keyword
+
+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
+
+syn match scalaCaseFollowing /\<[_\.A-Za-z0-9$]\+\>/ contained
+syn match scalaCaseFollowing /`[^`]\+`/ contained
+hi link scalaCaseFollowing Special
+
+syn keyword scalaKeywordModifier abstract override final lazy implicit implicitly private protected sealed null require super
+hi link scalaKeywordModifier Function
+
+syn keyword scalaSpecial this true false ne eq
+syn keyword scalaSpecial new nextgroup=scalaInstanceDeclaration skipwhite
+syn match scalaSpecial "\%(=>\|⇒\|<-\|←\|->\|→\)"
+syn match scalaSpecial /`[^`]\+`/  " Backtick literals
+hi link scalaSpecial PreProc
+
+syn keyword scalaExternal package import
+hi link scalaExternal Include
+
+syn match scalaStringEmbeddedQuote /\\"/ contained
+syn region scalaString start=/"/ end=/"/ contains=scalaStringEmbeddedQuote,scalaEscapedChar,scalaUnicodeChar
+hi link scalaString String
+hi link scalaStringEmbeddedQuote String
+
+syn region scalaIString matchgroup=scalaInterpolationBrackets start=/\<[a-zA-Z][a-zA-Z0-9_]*"/ skip=/\\"/ end=/"/ contains=scalaInterpolation,scalaInterpolationB,scalaEscapedChar,scalaUnicodeChar
+syn region scalaTripleIString matchgroup=scalaInterpolationBrackets start=/\<[a-zA-Z][a-zA-Z0-9_]*"""/ end=/"""\%([^"]\|$\)/ contains=scalaInterpolation,scalaInterpolationB,scalaEscapedChar,scalaUnicodeChar
+hi link scalaIString String
+hi link scalaTripleIString String
+
+syn match scalaInterpolation /\$[a-zA-Z0-9_$]\+/ contained
+exe 'syn region scalaInterpolationB matchgroup=scalaInterpolationBoundary start=/\${/ end=/}/ contained contains=' . s:ContainedGroup()
+hi link scalaInterpolation Function
+hi link scalaInterpolationB Normal
+
+syn region scalaFString matchgroup=scalaInterpolationBrackets start=/f"/ skip=/\\"/ end=/"/ contains=scalaFInterpolation,scalaFInterpolationB,scalaEscapedChar,scalaUnicodeChar
+syn match scalaFInterpolation /\$[a-zA-Z0-9_$]\+\(%[-A-Za-z0-9\.]\+\)\?/ contained
+exe 'syn region scalaFInterpolationB matchgroup=scalaInterpolationBoundary start=/${/ end=/}\(%[-A-Za-z0-9\.]\+\)\?/ contained contains=' . s:ContainedGroup()
+hi link scalaFString String
+hi link scalaFInterpolation Function
+hi link scalaFInterpolationB Normal
+
+syn region scalaTripleString start=/"""/ end=/"""\%([^"]\|$\)/ contains=scalaEscapedChar,scalaUnicodeChar
+syn region scalaTripleFString matchgroup=scalaInterpolationBrackets start=/f"""/ end=/"""\%([^"]\|$\)/ contains=scalaFInterpolation,scalaFInterpolationB,scalaEscapedChar,scalaUnicodeChar
+hi link scalaTripleString String
+hi link scalaTripleFString String
+
+hi link scalaInterpolationBrackets Special
+hi link scalaInterpolationBoundary Function
+
+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
+hi link scalaNumber Number
+
+syn region scalaRoundBrackets start="(" end=")" skipwhite contained contains=scalaTypeDeclaration,scalaSquareBrackets,scalaRoundBrackets
+
+syn region scalaSquareBrackets matchgroup=scalaSquareBracketsBrackets start="\[" end="\]" skipwhite nextgroup=scalaTypeExtension contains=scalaTypeDeclaration,scalaSquareBrackets,scalaTypeOperator,scalaTypeAnnotationParameter
+syn match scalaTypeOperator /[-+=:<>]\+/ contained
+syn match scalaTypeAnnotationParameter /@\<[`_A-Za-z0-9$]\+\>/ contained
+hi link scalaSquareBracketsBrackets Type
+hi link scalaTypeOperator Keyword
+hi link scalaTypeAnnotationParameter Function
+
+syn match scalaShebang "\%^#!.*" display
+syn region scalaMultilineComment start="/\*" end="\*/" contains=scalaMultilineComment,scalaDocLinks,scalaParameterAnnotation,scalaCommentAnnotation,scalaTodo,scalaCommentCodeBlock,@Spell keepend fold
+syn match scalaCommentAnnotation "@[_A-Za-z0-9$]\+" contained
+syn match scalaParameterAnnotation "\%(@tparam\|@param\|@see\)" 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
+syn match scalaTodo "\vTODO|FIXME|XXX" contained
+hi link scalaShebang Comment
+hi link scalaMultilineComment Comment
+hi link scalaDocLinks Function
+hi link scalaParameterAnnotation Function
+hi link scalaParamAnnotationValue Keyword
+hi link scalaCommentAnnotation Function
+hi link scalaCommentCodeBlockBrackets String
+hi link scalaCommentCodeBlock String
+hi link scalaTodo Todo
+
+syn match scalaAnnotation /@\<[`_A-Za-z0-9$]\+\>/
+hi link scalaAnnotation PreProc
+
+syn match scalaTrailingComment "//.*$" contains=scalaTodo,@Spell
+hi link scalaTrailingComment Comment
+
+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
+
+let b:current_syntax = 'scala'
+
+if main_syntax ==# 'scala'
+  unlet main_syntax
+endif
+
+" vim:set sw=2 sts=2 ts=8 et: