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