From 2eae5db069dc171f74cd863487655f6a88e5384d Mon Sep 17 00:00:00 2001 From: Mehmet Samet Duman Date: Fri, 3 Apr 2026 22:21:25 +0300 Subject: NOISSUE rebrand vim to MNV's not Vim Signed-off-by: Mehmet Samet Duman --- uvim/runtime/syntax/ruby.mnv | 605 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 605 insertions(+) create mode 100644 uvim/runtime/syntax/ruby.mnv (limited to 'uvim/runtime/syntax/ruby.mnv') diff --git a/uvim/runtime/syntax/ruby.mnv b/uvim/runtime/syntax/ruby.mnv new file mode 100644 index 0000000000..11b7cfa2d5 --- /dev/null +++ b/uvim/runtime/syntax/ruby.mnv @@ -0,0 +1,605 @@ +" MNV syntax file +" Language: Ruby +" Maintainer: Doug Kearns +" URL: https://github.com/mnv-ruby/mnv-ruby +" Last Change: 2023 Mar 16 +" ---------------------------------------------------------------------------- +" +" Previous Maintainer: Mirko Nasato +" Thanks to perl.mnv authors, and to Reimer Behrends. :-) (MN) +" ---------------------------------------------------------------------------- + +" Prelude {{{1 +if exists("b:current_syntax") + finish +endif + +" this file uses line continuations +let s:cpo_sav = &cpo +set cpo&mnv + +" eRuby Config {{{1 +if exists('main_syntax') && main_syntax == 'eruby' + let b:ruby_no_expensive = 1 +endif + +" Folding Config {{{1 +if has("folding") && exists("ruby_fold") + setlocal foldmethod=syntax +endif + +let s:foldable_groups = split( + \ get( + \ b:, + \ 'ruby_foldable_groups', + \ get(g:, 'ruby_foldable_groups', 'ALL') + \ ) + \ ) + +function! s:foldable(...) abort + if index(s:foldable_groups, 'NONE') > -1 + return 0 + endif + + if index(s:foldable_groups, 'ALL') > -1 + return 1 + endif + + for l:i in a:000 + if index(s:foldable_groups, l:i) > -1 + return 1 + endif + endfor + + return 0 +endfunction + +function! s:run_syntax_fold(args) abort + let [_0, _1, groups, cmd; _] = matchlist(a:args, '\(["'']\)\(.\{-}\)\1\s\+\(.*\)') + if call('s:foldable', split(groups)) + let cmd .= ' fold' + endif + exe cmd +endfunction + +com! -nargs=* SynFold call s:run_syntax_fold() + +" Not-Top Cluster {{{1 +syn cluster rubyNotTop contains=@rubyCommentNotTop,@rubyStringNotTop,@rubyRegexpSpecial,@rubyDeclaration,@rubyExceptionHandler,@rubyClassOperator,rubyConditional,rubyModuleName,rubyClassName,rubySymbolDelimiter,rubyDoubleQuoteSymbolDelimiter,rubySingleQuoteSymbolDelimiter,rubyParentheses,@Spell + +" Whitespace Errors {{{1 +if exists("ruby_space_errors") + if !exists("ruby_no_trail_space_error") + syn match rubySpaceError display excludenl "\s\+$" + endif + if !exists("ruby_no_tab_space_error") + syn match rubySpaceError display " \+\t"me=e-1 + endif +endif + +" Operators {{{1 + +syn match rubyEnglishBooleanOperator "\<\%(and\|or\|not\)\>" + +if exists("ruby_operators") || exists("ruby_pseudo_operators") + syn match rubyDotOperator "\.\|&\." + + syn match rubyTernaryOperator "\%(\w\|[^\x00-\x7F]\)\@1\@!" + syn match rubyComparisonOperator "<=>\|<=\|<\|>=\|[-=]\@1" + syn match rubyBitwiseOperator "[~^|]\|&\.\@!\|<<\|>>" + syn match rubyBooleanOperator "\%(\w\|[^\x00-\x7F]\)\@1\@!\|-=\|/=\|\*\*=\|\*=\|&&=\|&=\|||=\||=\|%=\|+=\|>>=\|<<=\|\^=" + syn match rubyAssignmentOperator "=>\@!" contained containedin=rubyBlockParameterList " TODO: this is inelegant + syn match rubyEqualityOperator "===\|==\|!=\|!\~\|=\~" + + syn region rubyBracketOperator matchgroup=rubyOperator start="\%(\%(\w\|[^\x00-\x7F]\)[?!]\=\|[]})]\)\@2<=\[" end="]" contains=ALLBUT,@rubyNotTop + + syn match rubyScopeOperator "::" + syn match rubySuperClassOperator "<" contained + syn match rubyEigenClassOperator "<<" contained + syn match rubyLambdaOperator "->" + syn match rubySplatOperator "\%([[{(|,=]\_s*\)\@<=\*" + syn match rubySplatOperator "\%(^\|\s\)\@1<=\*\%(\h\|[^\x00-\x7F]\|[:$@[]\)\@=" + syn match rubyDoubleSplatOperator "\%([{(|,]\_s*\)\@<=\*\*" + syn match rubyDoubleSplatOperator "\s\@1<=\*\*\%(\h\|[^\x00-\x7F]\|[:$@{]\)\@=" + syn match rubyProcOperator "\%([[(|,]\_s*\)\@<=&" + syn match rubyProcOperator "\s\@1<=&\%(\h\|[^\x00-\x7F]\|[:$@]\|->\)\@=" + + syn cluster rubyProperOperator contains=rubyTernaryOperator,rubyArithmeticOperator,rubyComparisonOperator,rubyBitwiseOperator,rubyBooleanOperator,rubyRangeOperator,rubyAssignmentOperator,rubyEqualityOperator,rubyDefinedOperator,rubyEnglishBooleanOperator + syn cluster rubyClassOperator contains=rubyEigenClassOperator,rubySuperClassOperator + syn cluster rubyPseudoOperator contains=rubyDotOperator,rubyScopeOperator,rubyEigenClassOperator,rubySuperClassOperator,rubyLambdaOperator,rubySplatOperator,rubyDoubleSplatOperator,rubyProcOperator + syn cluster rubyOperator contains=ruby.*Operator +endif + +" String Interpolation and Backslash Notation {{{1 +syn region rubyInterpolation matchgroup=rubyInterpolationDelimiter start="#{" end="}" contained contains=ALLBUT,@rubyNotTop +syn match rubyInterpolation "#\$\%(-\w\|[!$&"'*+,./0:;<>?@\`~_]\|\w\+\)" display contained contains=rubyInterpolationDelimiter,@rubyGlobalVariable +syn match rubyInterpolation "#@@\=\w\+" display contained contains=rubyInterpolationDelimiter,rubyInstanceVariable,rubyClassVariable +syn match rubyInterpolationDelimiter "#\ze[$@]" display contained + +syn match rubyStringEscape "\\\_." contained display +syn match rubyStringEscape "\\\o\{1,3}\|\\x\x\{1,2}" contained display +syn match rubyStringEscape "\\u\%(\x\{4}\|{\x\{1,6}\%(\s\+\x\{1,6}\)*}\)" contained display +syn match rubyStringEscape "\%(\\M-\\C-\|\\C-\\M-\|\\M-\\c\|\\c\\M-\|\\c\|\\C-\|\\M-\)\%(\\\o\{1,3}\|\\x\x\{1,2}\|\\\=.\)" contained display + +syn match rubyBackslashEscape "\\\\" contained display +syn match rubyQuoteEscape "\\'" contained display +syn match rubySpaceEscape "\\ " contained display + +syn match rubyParenthesisEscape "\\[()]" contained display +syn match rubyCurlyBraceEscape "\\[{}]" contained display +syn match rubyAngleBracketEscape "\\[<>]" contained display +syn match rubySquareBracketEscape "\\[[\]]" contained display + +syn region rubyNestedParentheses start="(" skip="\\\\\|\\)" end=")" transparent contained +syn region rubyNestedCurlyBraces start="{" skip="\\\\\|\\}" end="}" transparent contained +syn region rubyNestedAngleBrackets start="<" skip="\\\\\|\\>" end=">" transparent contained +syn region rubyNestedSquareBrackets start="\[" skip="\\\\\|\\\]" end="\]" transparent contained + +syn cluster rubySingleCharEscape contains=rubyBackslashEscape,rubyQuoteEscape,rubySpaceEscape,rubyParenthesisEscape,rubyCurlyBraceEscape,rubyAngleBracketEscape,rubySquareBracketEscape +syn cluster rubyNestedBrackets contains=rubyNested.\+ +syn cluster rubyStringSpecial contains=rubyInterpolation,rubyStringEscape +syn cluster rubyStringNotTop contains=@rubyStringSpecial,@rubyNestedBrackets,@rubySingleCharEscape + +" Regular Expression Metacharacters {{{1 +syn region rubyRegexpComment matchgroup=rubyRegexpSpecial start="(?#" skip="\\\\\|\\)" end=")" contained +syn region rubyRegexpParens matchgroup=rubyRegexpSpecial start="(\%(?:\|?<\=[=!]\|?>\|?<[a-z_]\w*>\|?[imx]*-[imx]*:\=\|\%(?#\)\@!\)" skip="\\\\\|\\)" end=")" contained transparent contains=@rubyRegexpSpecial +syn region rubyRegexpBrackets matchgroup=rubyRegexpCharClass start="\[\^\=" skip="\\\\\|\\\]" end="\]" contained transparent contains=rubyRegexpBrackets,rubyStringEscape,rubyRegexpEscape,rubyRegexpCharClass,rubyRegexpIntersection oneline +syn match rubyRegexpCharClass "\\[DdHhRSsWw]" contained display +syn match rubyRegexpCharClass "\[:\^\=\%(alnum\|alpha\|ascii\|blank\|cntrl\|digit\|graph\|lower\|print\|punct\|space\|upper\|word\|xdigit\):\]" contained +syn match rubyRegexpCharClass "\\[pP]{^\=.\{-}}" contained display +syn match rubyRegexpEscape "\\[].*?+^$|\\/(){}[]" contained " see commit e477f10 +syn match rubyRegexpQuantifier "[*?+][?+]\=" contained display +syn match rubyRegexpQuantifier "{\d\+\%(,\d*\)\=}?\=" contained display +syn match rubyRegexpAnchor "[$^]\|\\[ABbGZz]" contained display +syn match rubyRegexpDot "\.\|\\X" contained display +syn match rubyRegexpIntersection "&&" contained display +syn match rubyRegexpSpecial "\\K" contained display +syn match rubyRegexpSpecial "|" contained display +syn match rubyRegexpSpecial "\\[1-9]\d\=\d\@!" contained display +syn match rubyRegexpSpecial "\\k<\%([a-z_]\w*\|-\=\d\+\)\%([+-]\d\+\)\=>" contained display +syn match rubyRegexpSpecial "\\k'\%([a-z_]\w*\|-\=\d\+\)\%([+-]\d\+\)\='" contained display +syn match rubyRegexpSpecial "\\g<\%([a-z_]\w*\|-\=\d\+\)>" contained display +syn match rubyRegexpSpecial "\\g'\%([a-z_]\w*\|-\=\d\+\)'" contained display + +syn cluster rubyRegexpSpecial contains=@rubyStringSpecial,rubyRegexpSpecial,rubyRegexpEscape,rubyRegexpBrackets,rubyRegexpCharClass,rubyRegexpDot,rubyRegexpQuantifier,rubyRegexpAnchor,rubyRegexpParens,rubyRegexpComment,rubyRegexpIntersection + +" Numbers {{{1 +syn match rubyInteger "\%(\%(\w\|[^\x00-\x7F]\|[]})\"']\s*\)\@" display +syn match rubyInteger "\%(\%(\w\|[^\x00-\x7F]\|[]})\"']\s*\)\@" display +syn match rubyInteger "\%(\%(\w\|[^\x00-\x7F]\|[]})\"']\s*\)\@" display +syn match rubyInteger "\%(\%(\w\|[^\x00-\x7F]\|[]})\"']\s*\)\@" display +syn match rubyFloat "\%(\%(\w\|[^\x00-\x7F]\|[]})\"']\s*\)\@" display +syn match rubyFloat "\%(\%(\w\|[^\x00-\x7F]\|[]})\"']\s*\)\@" display + +" Identifiers {{{1 +syn match rubyClassName "\%(\%(^\|[^.]\)\.\s*\)\@\%(\s*(\)\@!" contained +syn match rubyModuleName "\%(\%(^\|[^.]\)\.\s*\)\@\%(\s*(\)\@!" contained +syn match rubyConstant "\%(\%(^\|[^.]\)\.\s*\)\@\%(\s*(\)\@!" +syn match rubyClassVariable "@@\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*" display +syn match rubyInstanceVariable "@\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*" display +syn match rubyGlobalVariable "$\%(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\|-.\)" +syn match rubySymbolDelimiter ":" contained +syn match rubySymbol "[]})\"':]\@1\|<=\|<\|===\|[=!]=\|[=!]\~\|!@\|!\|>>\|>=\|>\||\|-@\|-\|/\|\[]=\|\[]\|\*\*\|\*\|&\|%\|+@\|+\|`\)" contains=rubySymbolDelimiter +syn match rubySymbol "[]})\"':]\@1_,;:!?/.'"@$*\&+0]\)" contains=rubySymbolDelimiter +syn match rubySymbol "[]})\"':]\@1\@!\)\=" contains=rubySymbolDelimiter + +SynFold ':' syn region rubySymbol matchgroup=rubySymbolDelimiter start="[]})\"':]\@1\%(\s*(\)\@=" + +syn region rubyParentheses start="(" end=")" contains=ALLBUT,@rubyNotTop contained containedin=rubyBlockParameterList +syn region rubyBlockParameterList start="\%(\%(\\|{\)\_s*\)\@32<=|" end="|" contains=ALLBUT,@rubyNotTop,@rubyProperOperator + +if exists('ruby_global_variable_error') + syn match rubyGlobalVariableError "$[^A-Za-z_]" display + syn match rubyGlobalVariableError "$-[^0FIKWadilpvw]" display +endif + +syn match rubyPredefinedVariable #$[!$&"'*+,./0:;<>?@\`~]# +syn match rubyPredefinedVariable "$\d\+" display +syn match rubyPredefinedVariable "$_\>" display +syn match rubyPredefinedVariable "$-[0FIWadilpvw]\>" display +syn match rubyPredefinedVariable "$\%(stderr\|stdin\|stdout\)\>" display +syn match rubyPredefinedVariable "$\%(DEBUG\|FILENAME\|LOADED_FEATURES\|LOAD_PATH\|PROGRAM_NAME\|SAFE\|VERBOSE\)\>" display +syn match rubyPredefinedConstant "\%(\%(^\|[^.]\)\.\s*\)\@\%(\s*(\)\@!" +syn match rubyPredefinedConstant "\%(\%(^\|[^.]\)\.\s*\)\@\%(\s*(\)\@!" + +" Deprecated/removed in 1.9 +syn match rubyPredefinedVariable "$=" +syn match rubyPredefinedVariable "$-K\>" display +syn match rubyPredefinedVariable "$\%(deferr\|defout\)\>" display +syn match rubyPredefinedVariable "$KCODE\>" display +" Deprecated/removed in 2.4 +syn match rubyPredefinedConstant "\%(\%(^\|[^.]\)\.\s*\)\@\%(\s*(\)\@!" + +syn cluster rubyGlobalVariable contains=rubyGlobalVariable,rubyPredefinedVariable,rubyGlobalVariableError + +" Normal Regular Expressions {{{1 +SynFold '/' syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="\%(\%(^\|\<\%(and\|or\|while\|until\|unless\|if\|elsif\|when\|not\|then\|else\)\|[;\~=!|&(,{[<>?:*+-]\)\s*\)\@<=/" end="/[iomxneus]*" skip="\\\\\|\\/" contains=@rubyRegexpSpecial nextgroup=@rubyModifier skipwhite +SynFold '/' syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="\%(\%(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\s\+\)\@<=/\%(=\|\_s\)\@!" end="/[iomxneus]*" skip="\\\\\|\\/" contains=@rubyRegexpSpecial nextgroup=@rubyModifier skipwhite + +" Generalized Regular Expressions {{{1 +SynFold '%' syn region rubyRegexp matchgroup=rubyPercentRegexpDelimiter start="%r\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1[iomxneus]*" skip="\\\\\|\\\z1" contains=@rubyRegexpSpecial nextgroup=@rubyModifier skipwhite +SynFold '%' syn region rubyRegexp matchgroup=rubyPercentRegexpDelimiter start="%r{" end="}[iomxneus]*" skip="\\\\\|\\}" contains=@rubyRegexpSpecial +SynFold '%' syn region rubyRegexp matchgroup=rubyPercentRegexpDelimiter start="%r<" end=">[iomxneus]*" skip="\\\\\|\\>" contains=@rubyRegexpSpecial,rubyNestedAngleBrackets +SynFold '%' syn region rubyRegexp matchgroup=rubyPercentRegexpDelimiter start="%r\[" end="\][iomxneus]*" skip="\\\\\|\\\]" contains=@rubyRegexpSpecial +SynFold '%' syn region rubyRegexp matchgroup=rubyPercentRegexpDelimiter start="%r(" end=")[iomxneus]*" skip="\\\\\|\\)" contains=@rubyRegexpSpecial +SynFold '%' syn region rubyRegexp matchgroup=rubyPercentRegexpDelimiter start="%r\z(\s\)" end="\z1[iomxneus]*" skip="\\\\\|\\\z1" contains=@rubyRegexpSpecial + +" Characters {{{1 +syn match rubyCharacter "\%(\w\|[^\x00-\x7F]\|[]})\"'/]\)\@1" skip="\\\\\|\\>" contains=rubyBackslashEscape,rubyAngleBracketEscape,rubyNestedAngleBrackets +SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%q\[" end="\]" skip="\\\\\|\\\]" contains=rubyBackslashEscape,rubySquareBracketEscape,rubyNestedSquareBrackets +SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%q(" end=")" skip="\\\\\|\\)" contains=rubyBackslashEscape,rubyParenthesisEscape,rubyNestedParentheses +SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%q\z(\s\)" end="\z1" skip="\\\\\|\\\z1" contains=rubyBackslashEscape,rubySpaceEscape + +SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%w{" end="}" skip="\\\\\|\\}" contains=rubyBackslashEscape,rubySpaceEscape,rubyCurlyBraceEscape,rubyNestedCurlyBraces +SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%w<" end=">" skip="\\\\\|\\>" contains=rubyBackslashEscape,rubySpaceEscape,rubyAngleBracketEscape,rubyNestedAngleBrackets +SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%w\[" end="\]" skip="\\\\\|\\\]" contains=rubyBackslashEscape,rubySpaceEscape,rubySquareBracketEscape,rubyNestedSquareBrackets +SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%w(" end=")" skip="\\\\\|\\)" contains=rubyBackslashEscape,rubySpaceEscape,rubyParenthesisEscape,rubyNestedParentheses + +SynFold '%' syn region rubySymbol matchgroup=rubyPercentSymbolDelimiter start="%s{" end="}" skip="\\\\\|\\}" contains=rubyBackslashEscape,rubyCurlyBraceEscape,rubyNestedCurlyBraces +SynFold '%' syn region rubySymbol matchgroup=rubyPercentSymbolDelimiter start="%s<" end=">" skip="\\\\\|\\>" contains=rubyBackslashEscape,rubyAngleBracketEscape,rubyNestedAngleBrackets +SynFold '%' syn region rubySymbol matchgroup=rubyPercentSymbolDelimiter start="%s\[" end="\]" skip="\\\\\|\\\]" contains=rubyBackslashEscape,rubySquareBracketEscape,rubyNestedSquareBrackets +SynFold '%' syn region rubySymbol matchgroup=rubyPercentSymbolDelimiter start="%s(" end=")" skip="\\\\\|\\)" contains=rubyBackslashEscape,rubyParenthesisEscape,rubyNestedParentheses +SynFold '%' syn region rubyString matchgroup=rubyPercentSymbolDelimiter start="%s\z(\s\)" end="\z1" skip="\\\\\|\\\z1" contains=rubyBackslashEscape,rubySpaceEscape + +SynFold '%' syn region rubySymbol matchgroup=rubyPercentSymbolDelimiter start="%i{" end="}" skip="\\\\\|\\}" contains=rubyBackslashEscape,rubySpaceEscape,rubyCurlyBraceEscape,rubyNestedCurlyBraces +SynFold '%' syn region rubySymbol matchgroup=rubyPercentSymbolDelimiter start="%i<" end=">" skip="\\\\\|\\>" contains=rubyBackslashEscape,rubySpaceEscape,rubyAngleBracketEscape,rubyNestedAngleBrackets +SynFold '%' syn region rubySymbol matchgroup=rubyPercentSymbolDelimiter start="%i\[" end="\]" skip="\\\\\|\\\]" contains=rubyBackslashEscape,rubySpaceEscape,rubySquareBracketEscape,rubyNestedSquareBrackets +SynFold '%' syn region rubySymbol matchgroup=rubyPercentSymbolDelimiter start="%i(" end=")" skip="\\\\\|\\)" contains=rubyBackslashEscape,rubySpaceEscape,rubyParenthesisEscape,rubyNestedParentheses + +" Generalized Double Quoted Strings, Array of Strings, Array of Symbols and Shell Command Output {{{1 +SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="\%(\%(\w\|[^\x00-\x7F]\|]\)\s*\)\@" skip="\\\\\|\\>" contains=@rubyStringSpecial,rubyNestedAngleBrackets +SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%[QWx]\=\[" end="\]" skip="\\\\\|\\\]" contains=@rubyStringSpecial,rubyNestedSquareBrackets +SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%[QWx]\=(" end=")" skip="\\\\\|\\)" contains=@rubyStringSpecial,rubyNestedParentheses +SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%[Qx]\z(\s\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial + +SynFold '%' syn region rubySymbol matchgroup=rubyPercentSymbolDelimiter start="%I\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial nextgroup=@rubyModifier skipwhite +SynFold '%' syn region rubySymbol matchgroup=rubyPercentSymbolDelimiter start="%I{" end="}" skip="\\\\\|\\}" contains=@rubyStringSpecial,rubyNestedCurlyBraces +SynFold '%' syn region rubySymbol matchgroup=rubyPercentSymbolDelimiter start="%I<" end=">" skip="\\\\\|\\>" contains=@rubyStringSpecial,rubyNestedAngleBrackets +SynFold '%' syn region rubySymbol matchgroup=rubyPercentSymbolDelimiter start="%I\[" end="\]" skip="\\\\\|\\\]" contains=@rubyStringSpecial,rubyNestedSquareBrackets +SynFold '%' syn region rubySymbol matchgroup=rubyPercentSymbolDelimiter start="%I(" end=")" skip="\\\\\|\\)" contains=@rubyStringSpecial,rubyNestedParentheses + +" Here Documents {{{1 +syn region rubyHeredocStart matchgroup=rubyHeredocDelimiter start=+\%(\%(class\|::\|\.\@1>\|[<>]=\=\|<=>\|===\|[=!]=\|[=!]\~\|!\|`\)\%([[:space:];#(]\|$\)\@=" contained containedin=rubyAliasDeclaration,rubyAliasDeclaration2,rubyMethodDeclaration + +syn cluster rubyDeclaration contains=rubyAliasDeclaration,rubyAliasDeclaration2,rubyMethodDeclaration,rubyModuleDeclaration,rubyClassDeclaration,rubyMethodName + +" Keywords {{{1 +" TODO: reorganise +syn match rubyControl "\%#=1\<\%(break\|in\|next\|redo\|retry\|return\)\>" +syn match rubyKeyword "\%#=1\<\%(super\|yield\)\>" +syn match rubyBoolean "\%#=1\<\%(true\|false\)\>[?!]\@!" +syn match rubyPseudoVariable "\%#=1\<\%(self\|nil\)\>[?!]\@!" +syn match rubyPseudoVariable "\%#=1\<__\%(ENCODING\|dir\|FILE\|LINE\|callee\|method\)__\>" +syn match rubyBeginEnd "\%#=1\<\%(BEGIN\|END\)\>" + +" Expensive Mode {{{1 +" Match 'end' with the appropriate opening keyword for syntax based folding +" and special highlighting of module/class/method definitions +if !exists("b:ruby_no_expensive") && !exists("ruby_no_expensive") + syn match rubyDefine "\" nextgroup=rubyAliasDeclaration skipwhite skipnl + syn match rubyDefine "\" nextgroup=rubyMethodDeclaration skipwhite skipnl + syn match rubyDefine "\" nextgroup=rubyMethodName skipwhite skipnl + syn match rubyClass "\" nextgroup=rubyClassDeclaration,rubyEigenClassOperator skipwhite skipnl + syn match rubyModule "\" nextgroup=rubyModuleDeclaration skipwhite skipnl + + SynFold 'def' syn region rubyMethodBlock start="\" matchgroup=rubyDefine skip="\" end="\" contains=ALLBUT,@rubyNotTop + SynFold 'class' syn region rubyClassBlock start="\" matchgroup=rubyClass skip="\" + syn match rubyRepeatModifier "\<\%(while\|until\)\>" + syn match rubyRescueModifier "\" + + syn cluster rubyModifier contains=rubyConditionalModifier,rubyRepeatModifier,rubyRescueModifier + + SynFold 'do' syn region rubyDoBlock matchgroup=rubyControl start="\" skip="\" contained containedin=rubyCaseExpression + syn match rubyConditional "\<\%(then\|else\|elsif\)\>" contained containedin=rubyConditionalExpression + + syn match rubyExceptionHandler "\<\%(\%(\%(;\|^\)\s*\)\@<=rescue\|else\|ensure\)\>" contained containedin=rubyBlockExpression,rubyDoBlock + syn match rubyExceptionHandler2 "\<\%(\%(\%(;\|^\)\s*\)\@<=rescue\|else\|ensure\)\>" contained containedin=rubyModuleBlock,rubyClassBlock,rubyMethodBlock + syn cluster rubyExceptionHandler contains=rubyExceptionHandler,rubyExceptionHandler2 + + " statements with optional 'do' + syn region rubyOptionalDoLine matchgroup=rubyRepeat start="\" start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+=-]\|\%(\<\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\@" matchgroup=rubyOptionalDo end="\" end="\ze\%(;\|$\)" oneline contains=ALLBUT,@rubyNotTop + + SynFold 'for' syn region rubyRepeatExpression start="\" start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+=-]\|\%(\<\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\@" matchgroup=rubyRepeat skip="\" nextgroup=rubyMethodDeclaration skipwhite skipnl + syn match rubyControl "\" nextgroup=rubyClassDeclaration skipwhite skipnl + syn match rubyControl "\" nextgroup=rubyModuleDeclaration skipwhite skipnl + syn match rubyControl "\<\%(case\|begin\|do\|for\|if\|unless\|while\|until\|else\|elsif\|rescue\|ensure\|then\|when\|end\)\>" + syn match rubyKeyword "\<\%(alias\|undef\)\>" +endif + +if !exists("ruby_minlines") + let ruby_minlines = 500 +endif +exe "syn sync minlines=" . ruby_minlines + +" Special Methods {{{1 +if !exists("ruby_no_special_methods") + syn match rubyAccess "\<\%(public\|protected\|private\)\>" " use re=2 + syn match rubyAccess "\%#=1\<\%(public\|private\)_class_method\>" + syn match rubyAccess "\%#=1\<\%(public\|private\)_constant\>" + syn match rubyAccess "\%#=1\" + syn match rubyAttribute "\%#=1\%(\%(^\|;\)\s*\)\@<=attr\>\%(\s*[.=]\)\@!" " attr is a common variable name + syn match rubyAttribute "\%#=1\" + syn match rubyControl "\%#=1\<\%(abort\|at_exit\|exit\|fork\|loop\|trap\)\>" + syn match rubyEval "\%#=1\" + syn match rubyEval "\%#=1\<\%(class\|instance\|module\)_eval\>" + syn match rubyException "\%#=1\<\%(raise\|fail\|catch\|throw\)\>" + syn match rubyInclude "\%#=1\<\%(autoload\|gem\|load\|require\%(_relative\)\=\)\>" + syn match rubyKeyword "\%#=1\<\%(callcc\|caller\|lambda\|proc\)\>" + syn match rubyMacro "\%#=1\<\%(extend\|include\|prepend\|refine\|using\)\>" + syn match rubyMacro "\%#=1\<\%(alias\|define\|define_singleton\|remove\|undef\)_method\>" +endif + +" Comments and Documentation {{{1 +syn match rubySharpBang "\%^#!.*" display +syn keyword rubyTodo FIXME NOTE TODO OPTIMIZE HACK REVIEW XXX todo contained +syn match rubyEncoding "[[:alnum:]-_]\+" contained display +syn match rubyMagicComment "\c\%<3l#\s*\zs\%(coding\|encoding\):" contained nextgroup=rubyEncoding skipwhite +syn match rubyMagicComment "\c\%<10l#\s*\zs\%(frozen[-_]string[-_]literal\|warn[-_]indent\|warn[-_]past[-_]scope\):" contained nextgroup=rubyBoolean skipwhite +syn match rubyMagicComment "\c\%<10l#\s*\zs\%(shareable[-_]constant[-_]value\):" contained nextgroup=rubyEncoding skipwhite +syn match rubyComment "#.*" contains=@rubyCommentSpecial,rubySpaceError,@Spell + +syn cluster rubyCommentSpecial contains=rubySharpBang,rubyTodo,rubyMagicComment +syn cluster rubyCommentNotTop contains=@rubyCommentSpecial,rubyEncoding + +if !exists("ruby_no_comment_fold") && s:foldable('#') + syn region rubyMultilineComment start="^\s*#.*\n\%(^\s*#\)\@=" end="^\s*#.*\n\%(^\s*#\)\@!" contains=rubyComment transparent fold keepend + syn region rubyDocumentation start="^=begin\ze\%(\s.*\)\=$" end="^=end\%(\s.*\)\=$" contains=rubySpaceError,rubyTodo,@Spell fold +else + syn region rubyDocumentation start="^=begin\s*$" end="^=end\s*$" contains=rubySpaceError,rubyTodo,@Spell +endif + +" {{{1 Useless Line Continuations +syn match rubyUselessLineContinuation "\%([.:,;{([<>~\*%&^|+=-]\|%(\%(\w\|[^\x00-\x7F]\)\@1\)" transparent contains=rubyDotOperator,rubyScopeOperator + +" Bang and Predicate Methods and Operators {{{1 +syn match rubyBangPredicateMethod "\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*[?!]" + +if !exists("ruby_no_special_methods") + syn match rubyControl "\%#=1\