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eiffel.vim
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" Eiffel syntax file " Language: Eiffel " Maintainer: Jocelyn Fiat <jfiat@eiffel.com> " Previous maintainer: Reimer Behrends <behrends@cse.msu.edu> " Contributions from: Thilo Six " " URL: https://github.com/eiffelhub/vim-eiffel " For version 5.x: Clear all syntax items " For version 6.x: Quit when a syntax file was already loaded if version < 600 syntax clear elseif exists("b:current_syntax") finish endif let s:keepcpo= &cpo set cpo&vim " Option handling if exists("eiffel_ignore_case") syn case ignore else syn case match if exists("eiffel_pedantic") || exists("eiffel_strict") syn keyword eiffelError current void result precursor none syn keyword eiffelError CURRENT VOID RESULT PRECURSOR None syn keyword eiffelError TRUE FALSE endif if exists("eiffel_pedantic") syn keyword eiffelError true false syn match eiffelError "\<[a-z_]\+[A-Z][a-zA_Z_]*\>" syn match eiffelError "\<[A-Z][a-z_]*[A-Z][a-zA-Z_]*\>" endif if exists("eiffel_lower_case_predef") syn keyword eiffelPredefined current void result precursor endif endif if exists("eiffel_hex_constants") syn match eiffelNumber "\d[0-9a-fA-F]*[xX]" endif " Keyword definitions syn keyword eiffelTopStruct note indexing feature creation inherit syn match eiffelTopStruct "\<class\>" syn match eiffelKeyword "\<end\>" syn match eiffelTopStruct "^end\>\(\s*--\s\+class\s\+\<[A-Z][A-Z0-9_]*\>\)\=" contains=eiffelClassName syn match eiffelBrackets "[[\]]" syn match eiffelBracketError "\]" syn region eiffelGeneric transparent matchgroup=eiffelBrackets start="\[" end="\]" contains=ALLBUT,eiffelBracketError,eiffelGenericDecl,eiffelStringError,eiffelStringEscape,eiffelGenericCreate,eiffelTopStruct if exists("eiffel_ise") syn match eiffelAgent "\<agent\>" syn match eiffelConvert "\<convert\>" syn match eiffelCreate "\<create\>" syn match eiffelTopStruct contained "\<create\>" syn match eiffelTopStruct contained "\<convert\>" syn match eiffelGenericCreate contained "\<create\>" syn match eiffelTopStruct "^create\>" syn region eiffelGenericDecl transparent matchgroup=eiffelBrackets contained start="\[" end="\]" contains=ALLBUT,eiffelCreate,eiffelTopStruct,eiffelGeneric,eiffelBracketError,eiffelStringEscape,eiffelStringError,eiffelBrackets syn region eiffelClassHeader start="^class\>" end="$" contains=ALLBUT,eiffelCreate,eiffelGenericCreate,eiffelGeneric,eiffelStringEscape,eiffelStringError,eiffelBrackets endif syn keyword eiffelDeclaration is do once deferred unique local attribute assign syn keyword eiffelDeclaration attached detachable Unique syn keyword eiffelProperty expanded obsolete separate frozen syn keyword eiffelProperty prefix infix syn keyword eiffelInheritClause rename redefine undefine select export as syn keyword eiffelAll all syn keyword eiffelKeyword external alias some syn keyword eiffelStatement if else elseif inspect syn keyword eiffelStatement when then syn match eiffelAssertion "\<require\(\s\+else\)\=\>" syn match eiffelAssertion "\<ensure\(\s\+then\)\=\>" syn keyword eiffelAssertion check syn keyword eiffelDebug debug syn keyword eiffelStatement across from until loop syn keyword eiffelAssertion variant syn match eiffelAssertion "\<invariant\>" syn match eiffelTopStruct "^invariant\>" syn keyword eiffelException rescue retry syn keyword eiffelPredefined Current Void Result Precursor " Operators syn match eiffelOperator "\<and\(\s\+then\)\=\>" syn match eiffelOperator "\<or\(\s\+else\)\=\>" syn keyword eiffelOperator xor implies not syn keyword eiffelOperator strip old syn keyword eiffelOperator Strip syn match eiffelOperator "\$" syn match eiffelCreation "!" syn match eiffelExport "[{}]" syn match eiffelArray "<<" syn match eiffelArray ">>" syn match eiffelConstraint "->" syn match eiffelOperator "[@#|&][^ \e\t\b%]*" " Special classes syn keyword eiffelAnchored like syn keyword eiffelBitType BIT " Constants if !exists("eiffel_pedantic") syn keyword eiffelBool true false endif syn keyword eiffelBool True False syn region eiffelString start=+"+ skip=+%"+ end=+"+ contains=eiffelStringEscape,eiffelStringError syn match eiffelStringEscape contained "%[^/]" syn match eiffelStringEscape contained "%/\d\+/" syn match eiffelStringEscape contained "^[ \t]*%" syn match eiffelStringEscape contained "%[ \t]*$" syn match eiffelStringError contained "%/[^0-9]" syn match eiffelStringError contained "%/\d\+[^0-9/]" syn match eiffelBadConstant "'\(%[^/]\|%/\d\+/\|[^'%]\)\+'" syn match eiffelBadConstant "''" syn match eiffelCharacter "'\(%[^/]\|%/\d\+/\|[^'%]\)'" contains=eiffelStringEscape syn match eiffelNumber "-\=\<\d\+\(_\d\+\)*\>" syn match eiffelNumber "\<[01]\+[bB]\>" syn match eiffelNumber "-\=\<\d\+\(_\d\+\)*\.\(\d\+\(_\d\+\)*\)\=\([eE][-+]\=\d\+\(_\d\+\)*\)\=" syn match eiffelNumber "-\=\.\d\+\(_\d\+\)*\([eE][-+]\=\d\+\(_\d\+\)*\)\=" syn match eiffelComment "--.*" contains=eiffelTodo syn case match " Case sensitive stuff syn keyword eiffelTodo contained TODO XXX FIXME syn match eiffelClassName "\<[A-Z][A-Z0-9_]*\>" " Catch mismatched parentheses syn match eiffelParenError ")" syn region eiffelParen transparent start="(" end=")" contains=ALLBUT,eiffelParenError,eiffelStringError,eiffelStringEscape if exists("eiffel_fold") " setlocal foldmethod=indent " syn sync fromstart endif " Should suffice for even very long strings and expressions syn sync lines=40 " Define the default highlighting. " For version 5.7 and earlier: only when not done already " For version 5.8 and later: only when an item doesn't have highlighting yet if version >= 508 || !exists("did_eiffel_syntax_inits") if version < 508 let did_eiffel_syntax_inits = 1 command -nargs=+ HiLink hi link <args> else command -nargs=+ HiLink hi def link <args> endif HiLink eiffelKeyword Statement HiLink eiffelProperty Statement HiLink eiffelInheritClause Statement HiLink eiffelStatement Statement HiLink eiffelDeclaration Statement HiLink eiffelAssertion Statement HiLink eiffelDebug Statement HiLink eiffelException Statement HiLink eiffelGenericCreate Statement HiLink eiffelAgent Statement HiLink eiffelConvert Statement HiLink eiffelTopStruct PreProc HiLink eiffelAll Special HiLink eiffelAnchored Special HiLink eiffelBitType Special HiLink eiffelBool Boolean HiLink eiffelString String HiLink eiffelCharacter Character HiLink eiffelClassName Type HiLink eiffelNumber Number HiLink eiffelStringEscape Special HiLink eiffelOperator Special HiLink eiffelArray Special HiLink eiffelExport Special HiLink eiffelCreation Special HiLink eiffelBrackets Special HiLink eiffelGeneric Special HiLink eiffelGenericDecl Special HiLink eiffelConstraint Special HiLink eiffelCreate Special HiLink eiffelPredefined Constant HiLink eiffelComment Comment HiLink eiffelError Error HiLink eiffelBadConstant Error HiLink eiffelStringError Error HiLink eiffelParenError Error HiLink eiffelBracketError Error HiLink eiffelTodo Todo delcommand HiLink endif let b:current_syntax = "eiffel" let &cpo = s:keepcpo unlet s:keepcpo " vim: ts=8