| " Vim syntax file |
| " Language: Ruby |
| " Maintainer: Doug Kearns <dougkearns@gmail.com> |
| " URL: https://github.com/vim-ruby/vim-ruby |
| " Release Coordinator: Doug Kearns <dougkearns@gmail.com> |
| " ---------------------------------------------------------------------------- |
| " |
| " Previous Maintainer: Mirko Nasato |
| " Thanks to perl.vim authors, and to Reimer Behrends. :-) (MN) |
| " ---------------------------------------------------------------------------- |
| |
| if exists("b:current_syntax") |
| finish |
| endif |
| |
| if has("folding") && exists("ruby_fold") |
| setlocal foldmethod=syntax |
| endif |
| |
| syn cluster rubyNotTop contains=@rubyExtendedStringSpecial,@rubyRegexpSpecial,@rubyDeclaration,rubyConditional,rubyExceptional,rubyMethodExceptional,rubyTodo |
| |
| 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 |
| if exists("ruby_operators") |
| syn match rubyOperator "[~!^&|*/%+-]\|\%(class\s*\)\@<!<<\|<=>\|<=\|\%(<\|\<class\s\+\u\w*\s*\)\@<!<[^<]\@=\|===\|==\|=\~\|>>\|>=\|=\@<!>\|\*\*\|\.\.\.\|\.\.\|::" |
| syn match rubyOperator "->\|-=\|/=\|\*\*=\|\*=\|&&=\|&=\|&&\|||=\||=\|||\|%=\|+=\|!\~\|!=" |
| syn region rubyBracketOperator matchgroup=rubyOperator start="\%(\w[?!]\=\|[]})]\)\@<=\[\s*" end="\s*]" contains=ALLBUT,@rubyNotTop |
| endif |
| |
| " Expression Substitution and Backslash Notation |
| syn match rubyStringEscape "\\\\\|\\[abefnrstv]\|\\\o\{1,3}\|\\x\x\{1,2}" contained display |
| syn match rubyStringEscape "\%(\\M-\\C-\|\\C-\\M-\|\\M-\\c\|\\c\\M-\|\\c\|\\C-\|\\M-\)\%(\\\o\{1,3}\|\\x\x\{1,2}\|\\\=\S\)" contained display |
| syn match rubyQuoteEscape "\\[\\']" contained display |
| |
| syn region rubyInterpolation matchgroup=rubyInterpolationDelimiter start="#{" end="}" contained contains=ALLBUT,@rubyNotTop |
| syn match rubyInterpolation "#\%(\$\|@@\=\)\w\+" display contained contains=rubyInterpolationDelimiter,rubyInstanceVariable,rubyClassVariable,rubyGlobalVariable,rubyPredefinedVariable |
| syn match rubyInterpolationDelimiter "#\ze\%(\$\|@@\=\)\w\+" display contained |
| syn match rubyInterpolation "#\$\%(-\w\|\W\)" display contained contains=rubyInterpolationDelimiter,rubyPredefinedVariable,rubyInvalidVariable |
| syn match rubyInterpolationDelimiter "#\ze\$\%(-\w\|\W\)" display contained |
| syn region rubyNoInterpolation start="\\#{" end="}" contained |
| syn match rubyNoInterpolation "\\#{" display contained |
| syn match rubyNoInterpolation "\\#\%(\$\|@@\=\)\w\+" display contained |
| syn match rubyNoInterpolation "\\#\$\W" display contained |
| |
| syn match rubyDelimEscape "\\[(<{\[)>}\]]" transparent display contained contains=NONE |
| |
| syn region rubyNestedParentheses start="(" skip="\\\\\|\\)" matchgroup=rubyString end=")" transparent contained |
| syn region rubyNestedCurlyBraces start="{" skip="\\\\\|\\}" matchgroup=rubyString end="}" transparent contained |
| syn region rubyNestedAngleBrackets start="<" skip="\\\\\|\\>" matchgroup=rubyString end=">" transparent contained |
| syn region rubyNestedSquareBrackets start="\[" skip="\\\\\|\\\]" matchgroup=rubyString end="\]" transparent contained |
| |
| " These are mostly Oniguruma ready |
| 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=rubyStringEscape,rubyRegexpEscape,rubyRegexpCharClass oneline |
| syn match rubyRegexpCharClass "\\[DdHhSsWw]" contained display |
| syn match rubyRegexpCharClass "\[:\^\=\%(alnum\|alpha\|ascii\|blank\|cntrl\|digit\|graph\|lower\|print\|punct\|space\|upper\|xdigit\):\]" contained |
| syn match rubyRegexpEscape "\\[].*?+^$|\\/(){}[]" contained |
| syn match rubyRegexpQuantifier "[*?+][?+]\=" contained display |
| syn match rubyRegexpQuantifier "{\d\+\%(,\d*\)\=}?\=" contained display |
| syn match rubyRegexpAnchor "[$^]\|\\[ABbGZz]" contained display |
| syn match rubyRegexpDot "\." 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 rubyStringSpecial contains=rubyInterpolation,rubyNoInterpolation,rubyStringEscape |
| syn cluster rubyExtendedStringSpecial contains=@rubyStringSpecial,rubyNestedParentheses,rubyNestedCurlyBraces,rubyNestedAngleBrackets,rubyNestedSquareBrackets |
| syn cluster rubyRegexpSpecial contains=rubyInterpolation,rubyNoInterpolation,rubyStringEscape,rubyRegexpSpecial,rubyRegexpEscape,rubyRegexpBrackets,rubyRegexpCharClass,rubyRegexpDot,rubyRegexpQuantifier,rubyRegexpAnchor,rubyRegexpParens,rubyRegexpComment |
| |
| " Numbers and ASCII Codes |
| syn match rubyASCIICode "\%(\w\|[]})\"'/]\)\@<!\%(?\%(\\M-\\C-\|\\C-\\M-\|\\M-\\c\|\\c\\M-\|\\c\|\\C-\|\\M-\)\=\%(\\\o\{1,3}\|\\x\x\{1,2}\|\\\=\S\)\)" |
| syn match rubyInteger "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<0[xX]\x\+\%(_\x\+\)*\>" display |
| syn match rubyInteger "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<\%(0[dD]\)\=\%(0\|[1-9]\d*\%(_\d\+\)*\)\>" display |
| syn match rubyInteger "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<0[oO]\=\o\+\%(_\o\+\)*\>" display |
| syn match rubyInteger "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<0[bB][01]\+\%(_[01]\+\)*\>" display |
| syn match rubyFloat "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<\%(0\|[1-9]\d*\%(_\d\+\)*\)\.\d\+\%(_\d\+\)*\>" display |
| syn match rubyFloat "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<\%(0\|[1-9]\d*\%(_\d\+\)*\)\%(\.\d\+\%(_\d\+\)*\)\=\%([eE][-+]\=\d\+\%(_\d\+\)*\)\>" display |
| |
| " Identifiers |
| syn match rubyLocalVariableOrMethod "\<[_[:lower:]][_[:alnum:]]*[?!=]\=" contains=NONE display transparent |
| syn match rubyBlockArgument "&[_[:lower:]][_[:alnum:]]" contains=NONE display transparent |
| |
| syn match rubyConstant "\%(\%([.@$]\@<!\.\)\@<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=\%(\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 rubySymbol "[]})\"':]\@<!:\%(\^\|\~\|<<\|<=>\|<=\|<\|===\|[=!]=\|[=!]\~\|!\|>>\|>=\|>\||\|-@\|-\|/\|\[]=\|\[]\|\*\*\|\*\|&\|%\|+@\|+\|`\)" |
| syn match rubySymbol "[]})\"':]\@<!:\$\%(-.\|[`~<=>_,;:!?/.'"@$*\&+0]\)" |
| syn match rubySymbol "[]})\"':]\@<!:\%(\$\|@@\=\)\=\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*" |
| syn match rubySymbol "[]})\"':]\@<!:\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\%([?!=]>\@!\)\=" |
| syn match rubySymbol "\%([{(,]\_s*\)\@<=\l\w*[!?]\=::\@!"he=e-1 |
| syn match rubySymbol "[]})\"':]\@<!\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*[!?]\=:\s\@="he=e-1 |
| syn match rubySymbol "\%([{(,]\_s*\)\@<=[[:space:],{]\l\w*[!?]\=::\@!"hs=s+1,he=e-1 |
| syn match rubySymbol "[[:space:],{]\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*[!?]\=:\s\@="hs=s+1,he=e-1 |
| syn region rubySymbol start="[]})\"':]\@<!:'" end="'" skip="\\\\\|\\'" contains=rubyQuoteEscape fold |
| syn region rubySymbol start="[]})\"':]\@<!:\"" end="\"" skip="\\\\\|\\\"" contains=@rubyStringSpecial fold |
| |
| syn match rubyBlockParameter "\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*" contained |
| syn region rubyBlockParameterList start="\%(\%(\<do\>\|{\)\s*\)\@<=|" end="|" oneline display contains=rubyBlockParameter |
| |
| syn match rubyInvalidVariable "$[^ A-Za-z_-]" |
| syn match rubyPredefinedVariable #$[!$&"'*+,./0:;<=>?@\`~]# |
| syn match rubyPredefinedVariable "$\d\+" display |
| syn match rubyPredefinedVariable "$_\>" display |
| syn match rubyPredefinedVariable "$-[0FIKadilpvw]\>" display |
| syn match rubyPredefinedVariable "$\%(deferr\|defout\|stderr\|stdin\|stdout\)\>" display |
| syn match rubyPredefinedVariable "$\%(DEBUG\|FILENAME\|KCODE\|LOADED_FEATURES\|LOAD_PATH\|PROGRAM_NAME\|SAFE\|VERBOSE\)\>" display |
| syn match rubyPredefinedConstant "\%(\%(\.\@<!\.\)\@<!\|::\)\_s*\zs\%(MatchingData\|ARGF\|ARGV\|ENV\)\>\%(\s*(\)\@!" |
| syn match rubyPredefinedConstant "\%(\%(\.\@<!\.\)\@<!\|::\)\_s*\zs\%(DATA\|FALSE\|NIL\)\>\%(\s*(\)\@!" |
| syn match rubyPredefinedConstant "\%(\%(\.\@<!\.\)\@<!\|::\)\_s*\zs\%(STDERR\|STDIN\|STDOUT\|TOPLEVEL_BINDING\|TRUE\)\>\%(\s*(\)\@!" |
| syn match rubyPredefinedConstant "\%(\%(\.\@<!\.\)\@<!\|::\)\_s*\zs\%(RUBY_\%(VERSION\|RELEASE_DATE\|PLATFORM\|PATCHLEVEL\|REVISION\|DESCRIPTION\|COPYRIGHT\|ENGINE\)\)\>\%(\s*(\)\@!" |
| |
| " Normal Regular Expression |
| syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="\%(\%(^\|\<\%(and\|or\|while\|until\|unless\|if\|elsif\|when\|not\|then\|else\)\|[;\~=!|&(,[<>?:*+-]\)\s*\)\@<=/" end="/[iomxneus]*" skip="\\\\\|\\/" contains=@rubyRegexpSpecial fold |
| syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="\%(\h\k*\s\+\)\@<=/[ \t=]\@!" end="/[iomxneus]*" skip="\\\\\|\\/" contains=@rubyRegexpSpecial fold |
| |
| " Generalized Regular Expression |
| syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r\z([~`!@#$%^&*_\-+=|\:;"',.? /]\)" end="\z1[iomxneus]*" skip="\\\\\|\\\z1" contains=@rubyRegexpSpecial fold |
| syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r{" end="}[iomxneus]*" skip="\\\\\|\\}" contains=@rubyRegexpSpecial fold |
| syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r<" end=">[iomxneus]*" skip="\\\\\|\\>" contains=@rubyRegexpSpecial,rubyNestedAngleBrackets,rubyDelimEscape fold |
| syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r\[" end="\][iomxneus]*" skip="\\\\\|\\\]" contains=@rubyRegexpSpecial fold |
| syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r(" end=")[iomxneus]*" skip="\\\\\|\\)" contains=@rubyRegexpSpecial fold |
| |
| " Normal String and Shell Command Output |
| syn region rubyString matchgroup=rubyStringDelimiter start="\"" end="\"" skip="\\\\\|\\\"" contains=@rubyStringSpecial,@Spell fold |
| syn region rubyString matchgroup=rubyStringDelimiter start="'" end="'" skip="\\\\\|\\'" contains=rubyQuoteEscape,@Spell fold |
| syn region rubyString matchgroup=rubyStringDelimiter start="`" end="`" skip="\\\\\|\\`" contains=@rubyStringSpecial fold |
| |
| " Generalized Single Quoted String, Symbol and Array of Strings |
| syn region rubyString matchgroup=rubyStringDelimiter start="%[qwi]\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" fold |
| syn region rubyString matchgroup=rubyStringDelimiter start="%[qwi]{" end="}" skip="\\\\\|\\}" fold contains=rubyNestedCurlyBraces,rubyDelimEscape |
| syn region rubyString matchgroup=rubyStringDelimiter start="%[qwi]<" end=">" skip="\\\\\|\\>" fold contains=rubyNestedAngleBrackets,rubyDelimEscape |
| syn region rubyString matchgroup=rubyStringDelimiter start="%[qwi]\[" end="\]" skip="\\\\\|\\\]" fold contains=rubyNestedSquareBrackets,rubyDelimEscape |
| syn region rubyString matchgroup=rubyStringDelimiter start="%[qwi](" end=")" skip="\\\\\|\\)" fold contains=rubyNestedParentheses,rubyDelimEscape |
| syn region rubyString matchgroup=rubyStringDelimiter start="%q " end=" " skip="\\\\\|\\)" fold |
| syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s\z([~`!@#$%^&*_\-+=|\:;"',.? /]\)" end="\z1" skip="\\\\\|\\\z1" fold |
| syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s{" end="}" skip="\\\\\|\\}" fold contains=rubyNestedCurlyBraces,rubyDelimEscape |
| syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s<" end=">" skip="\\\\\|\\>" fold contains=rubyNestedAngleBrackets,rubyDelimEscape |
| syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s\[" end="\]" skip="\\\\\|\\\]" fold contains=rubyNestedSquareBrackets,rubyDelimEscape |
| syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s(" end=")" skip="\\\\\|\\)" fold contains=rubyNestedParentheses,rubyDelimEscape |
| |
| " Generalized Double Quoted String and Array of Strings and Shell Command Output |
| " Note: %= is not matched here as the beginning of a double quoted string |
| syn region rubyString matchgroup=rubyStringDelimiter start="%\z([~`!@#$%^&*_\-+|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial fold |
| syn region rubyString matchgroup=rubyStringDelimiter start="%[QWIx]\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial fold |
| syn region rubyString matchgroup=rubyStringDelimiter start="%[QWIx]\={" end="}" skip="\\\\\|\\}" contains=@rubyStringSpecial,rubyNestedCurlyBraces,rubyDelimEscape fold |
| syn region rubyString matchgroup=rubyStringDelimiter start="%[QWIx]\=<" end=">" skip="\\\\\|\\>" contains=@rubyStringSpecial,rubyNestedAngleBrackets,rubyDelimEscape fold |
| syn region rubyString matchgroup=rubyStringDelimiter start="%[QWIx]\=\[" end="\]" skip="\\\\\|\\\]" contains=@rubyStringSpecial,rubyNestedSquareBrackets,rubyDelimEscape fold |
| syn region rubyString matchgroup=rubyStringDelimiter start="%[QWIx]\=(" end=")" skip="\\\\\|\\)" contains=@rubyStringSpecial,rubyNestedParentheses,rubyDelimEscape fold |
| syn region rubyString matchgroup=rubyStringDelimiter start="%[Qx] " end=" " skip="\\\\\|\\)" contains=@rubyStringSpecial fold |
| |
| " Here Document |
| syn region rubyHeredocStart matchgroup=rubyStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<-\=\zs\%(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)+ end=+$+ oneline contains=ALLBUT,@rubyNotTop |
| syn region rubyHeredocStart matchgroup=rubyStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<-\=\zs"\%([^"]*\)"+ end=+$+ oneline contains=ALLBUT,@rubyNotTop |
| syn region rubyHeredocStart matchgroup=rubyStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<-\=\zs'\%([^']*\)'+ end=+$+ oneline contains=ALLBUT,@rubyNotTop |
| syn region rubyHeredocStart matchgroup=rubyStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<-\=\zs`\%([^`]*\)`+ end=+$+ oneline contains=ALLBUT,@rubyNotTop |
| |
| syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<\z(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyStringDelimiter end=+^\z1$+ contains=rubyHeredocStart,rubyHeredoc,@rubyStringSpecial fold keepend |
| syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<"\z([^"]*\)"\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyStringDelimiter end=+^\z1$+ contains=rubyHeredocStart,rubyHeredoc,@rubyStringSpecial fold keepend |
| syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<'\z([^']*\)'\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyStringDelimiter end=+^\z1$+ contains=rubyHeredocStart,rubyHeredoc fold keepend |
| syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<`\z([^`]*\)`\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyStringDelimiter end=+^\z1$+ contains=rubyHeredocStart,rubyHeredoc,@rubyStringSpecial fold keepend |
| |
| syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<-\z(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyStringDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart,@rubyStringSpecial fold keepend |
| syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<-"\z([^"]*\)"\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyStringDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart,@rubyStringSpecial fold keepend |
| syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<-'\z([^']*\)'\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyStringDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart fold keepend |
| syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<-`\z([^`]*\)`\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyStringDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart,@rubyStringSpecial fold keepend |
| |
| if exists('main_syntax') && main_syntax == 'eruby' |
| let b:ruby_no_expensive = 1 |
| end |
| |
| syn match rubyAliasDeclaration "[^[:space:];#.()]\+" contained contains=rubySymbol,rubyGlobalVariable,rubyPredefinedVariable nextgroup=rubyAliasDeclaration2 skipwhite |
| syn match rubyAliasDeclaration2 "[^[:space:];#.()]\+" contained contains=rubySymbol,rubyGlobalVariable,rubyPredefinedVariable |
| syn match rubyMethodDeclaration "[^[:space:];#(]\+" contained contains=rubyConstant,rubyBoolean,rubyPseudoVariable,rubyInstanceVariable,rubyClassVariable,rubyGlobalVariable |
| syn match rubyClassDeclaration "[^[:space:];#<]\+" contained contains=rubyConstant,rubyOperator |
| syn match rubyModuleDeclaration "[^[:space:];#<]\+" contained contains=rubyConstant,rubyOperator |
| syn match rubyFunction "\<[_[:alpha:]][_[:alnum:]]*[?!=]\=[[:alnum:]_.:?!=]\@!" contained containedin=rubyMethodDeclaration |
| syn match rubyFunction "\%(\s\|^\)\@<=[_[:alpha:]][_[:alnum:]]*[?!=]\=\%(\s\|$\)\@=" contained containedin=rubyAliasDeclaration,rubyAliasDeclaration2 |
| syn match rubyFunction "\%([[:space:].]\|^\)\@<=\%(\[\]=\=\|\*\*\|[+-]@\=\|[*/%|&^~]\|<<\|>>\|[<>]=\=\|<=>\|===\|[=!]=\|[=!]\~\|!\|`\)\%([[:space:];#(]\|$\)\@=" contained containedin=rubyAliasDeclaration,rubyAliasDeclaration2,rubyMethodDeclaration |
| |
| syn cluster rubyDeclaration contains=rubyAliasDeclaration,rubyAliasDeclaration2,rubyMethodDeclaration,rubyModuleDeclaration,rubyClassDeclaration,rubyFunction,rubyBlockParameter |
| |
| " Keywords |
| " Note: the following keywords have already been defined: |
| " begin case class def do end for if module unless until while |
| syn match rubyControl "\<\%(and\|break\|in\|next\|not\|or\|redo\|rescue\|retry\|return\)\>[?!]\@!" |
| syn match rubyOperator "\<defined?" display |
| syn match rubyKeyword "\<\%(super\|yield\)\>[?!]\@!" |
| syn match rubyBoolean "\<\%(true\|false\)\>[?!]\@!" |
| syn match rubyPseudoVariable "\<\%(nil\|self\|__ENCODING__\|__FILE__\|__LINE__\|__callee__\|__method__\)\>[?!]\@!" " TODO: reorganise |
| syn match rubyBeginEnd "\<\%(BEGIN\|END\)\>[?!]\@!" |
| |
| " Expensive Mode - 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 "\<alias\>" nextgroup=rubyAliasDeclaration skipwhite skipnl |
| syn match rubyDefine "\<def\>" nextgroup=rubyMethodDeclaration skipwhite skipnl |
| syn match rubyDefine "\<undef\>" nextgroup=rubyFunction skipwhite skipnl |
| syn match rubyClass "\<class\>" nextgroup=rubyClassDeclaration skipwhite skipnl |
| syn match rubyModule "\<module\>" nextgroup=rubyModuleDeclaration skipwhite skipnl |
| |
| syn region rubyMethodBlock start="\<def\>" matchgroup=rubyDefine end="\%(\<def\_s\+\)\@<!\<end\>" contains=ALLBUT,@rubyNotTop fold |
| syn region rubyBlock start="\<class\>" matchgroup=rubyClass end="\<end\>" contains=ALLBUT,@rubyNotTop fold |
| syn region rubyBlock start="\<module\>" matchgroup=rubyModule end="\<end\>" contains=ALLBUT,@rubyNotTop fold |
| |
| " modifiers |
| syn match rubyConditionalModifier "\<\%(if\|unless\)\>" display |
| syn match rubyRepeatModifier "\<\%(while\|until\)\>" display |
| |
| syn region rubyDoBlock matchgroup=rubyControl start="\<do\>" end="\<end\>" contains=ALLBUT,@rubyNotTop fold |
| " curly bracket block or hash literal |
| syn region rubyCurlyBlock matchgroup=rubyCurlyBlockDelimiter start="{" end="}" contains=ALLBUT,@rubyNotTop fold |
| syn region rubyArrayLiteral matchgroup=rubyArrayDelimiter start="\%(\w\|[\]})]\)\@<!\[" end="]" contains=ALLBUT,@rubyNotTop fold |
| |
| " statements without 'do' |
| syn region rubyBlockExpression matchgroup=rubyControl start="\<begin\>" end="\<end\>" contains=ALLBUT,@rubyNotTop fold |
| syn region rubyCaseExpression matchgroup=rubyConditional start="\<case\>" end="\<end\>" contains=ALLBUT,@rubyNotTop fold |
| syn region rubyConditionalExpression matchgroup=rubyConditional start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+=-]\|\%(\<[_[:lower:]][_[:alnum:]]*\)\@<![?!]\)\s*\)\@<=\%(if\|unless\)\>" end="\%(\%(\%(\.\@<!\.\)\|::\)\s*\)\@<!\<end\>" contains=ALLBUT,@rubyNotTop fold |
| |
| syn match rubyConditional "\<\%(then\|else\|when\)\>[?!]\@!" contained containedin=rubyCaseExpression |
| syn match rubyConditional "\<\%(then\|else\|elsif\)\>[?!]\@!" contained containedin=rubyConditionalExpression |
| |
| syn match rubyExceptional "\<\%(\%(\%(;\|^\)\s*\)\@<=rescue\|else\|ensure\)\>[?!]\@!" contained containedin=rubyBlockExpression |
| syn match rubyMethodExceptional "\<\%(\%(\%(;\|^\)\s*\)\@<=rescue\|else\|ensure\)\>[?!]\@!" contained containedin=rubyMethodBlock |
| |
| " statements with optional 'do' |
| syn region rubyOptionalDoLine matchgroup=rubyRepeat start="\<for\>[?!]\@!" start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+-]\|\%(\<[_[:lower:]][_[:alnum:]]*\)\@<![!=?]\)\s*\)\@<=\<\%(until\|while\)\>" matchgroup=rubyOptionalDo end="\%(\<do\>\)" end="\ze\%(;\|$\)" oneline contains=ALLBUT,@rubyNotTop |
| syn region rubyRepeatExpression start="\<for\>[?!]\@!" start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+-]\|\%(\<[_[:lower:]][_[:alnum:]]*\)\@<![!=?]\)\s*\)\@<=\<\%(until\|while\)\>" matchgroup=rubyRepeat end="\<end\>" contains=ALLBUT,@rubyNotTop nextgroup=rubyOptionalDoLine fold |
| |
| if !exists("ruby_minlines") |
| let ruby_minlines = 500 |
| endif |
| exec "syn sync minlines=" . ruby_minlines |
| |
| else |
| syn match rubyControl "\<def\>[?!]\@!" nextgroup=rubyMethodDeclaration skipwhite skipnl |
| syn match rubyControl "\<class\>[?!]\@!" nextgroup=rubyClassDeclaration skipwhite skipnl |
| syn match rubyControl "\<module\>[?!]\@!" nextgroup=rubyModuleDeclaration skipwhite skipnl |
| syn match rubyControl "\<\%(case\|begin\|do\|for\|if\|unless\|while\|until\|else\|elsif\|ensure\|then\|when\|end\)\>[?!]\@!" |
| syn match rubyKeyword "\<\%(alias\|undef\)\>[?!]\@!" |
| endif |
| |
| " Special Methods |
| if !exists("ruby_no_special_methods") |
| syn keyword rubyAccess public protected private public_class_method private_class_method public_constant private_constant module_function |
| " attr is a common variable name |
| syn match rubyAttribute "\%(\%(^\|;\)\s*\)\@<=attr\>\(\s*[.=]\)\@!" |
| syn keyword rubyAttribute attr_accessor attr_reader attr_writer |
| syn match rubyControl "\<\%(exit!\|\%(abort\|at_exit\|exit\|fork\|loop\|trap\)\>[?!]\@!\)" |
| syn keyword rubyEval eval class_eval instance_eval module_eval |
| syn keyword rubyException raise fail catch throw |
| " false positive with 'include?' |
| syn match rubyInclude "\<include\>[?!]\@!" |
| syn keyword rubyInclude autoload extend load prepend require require_relative |
| syn keyword rubyKeyword callcc caller lambda proc |
| endif |
| |
| " Comments and Documentation |
| syn match rubySharpBang "\%^#!.*" display |
| syn keyword rubyTodo FIXME NOTE TODO OPTIMIZE XXX todo contained |
| syn match rubyComment "#.*" contains=rubySharpBang,rubySpaceError,rubyTodo,@Spell |
| if !exists("ruby_no_comment_fold") |
| syn region rubyMultilineComment start="\%(\%(^\s*#.*\n\)\@<!\%(^\s*#.*\n\)\)\%(\(^\s*#.*\n\)\{1,}\)\@=" end="\%(^\s*#.*\n\)\@<=\%(^\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 |
| |
| " Note: this is a hack to prevent 'keywords' being highlighted as such when called as methods with an explicit receiver |
| syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(alias\|and\|begin\|break\|case\|class\|def\|defined\|do\|else\)\>" transparent contains=NONE |
| syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(elsif\|end\|ensure\|false\|for\|if\|in\|module\|next\|nil\)\>" transparent contains=NONE |
| syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(not\|or\|redo\|rescue\|retry\|return\|self\|super\|then\|true\)\>" transparent contains=NONE |
| syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(undef\|unless\|until\|when\|while\|yield\|BEGIN\|END\|__FILE__\|__LINE__\)\>" transparent contains=NONE |
| |
| syn match rubyKeywordAsMethod "\<\%(alias\|begin\|case\|class\|def\|do\|end\)[?!]" transparent contains=NONE |
| syn match rubyKeywordAsMethod "\<\%(if\|module\|undef\|unless\|until\|while\)[?!]" transparent contains=NONE |
| |
| syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(abort\|at_exit\|attr\|attr_accessor\|attr_reader\)\>" transparent contains=NONE |
| syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(attr_writer\|autoload\|callcc\|catch\|caller\)\>" transparent contains=NONE |
| syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(eval\|class_eval\|instance_eval\|module_eval\|exit\)\>" transparent contains=NONE |
| syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(extend\|fail\|fork\|include\|lambda\)\>" transparent contains=NONE |
| syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(load\|loop\|prepend\|private\|proc\|protected\)\>" transparent contains=NONE |
| syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(public\|require\|require_relative\|raise\|throw\|trap\)\>" transparent contains=NONE |
| |
| " __END__ Directive |
| syn region rubyData matchgroup=rubyDataDirective start="^__END__$" end="\%$" fold |
| |
| hi def link rubyClass rubyDefine |
| hi def link rubyModule rubyDefine |
| hi def link rubyMethodExceptional rubyDefine |
| hi def link rubyDefine Define |
| hi def link rubyFunction Function |
| hi def link rubyConditional Conditional |
| hi def link rubyConditionalModifier rubyConditional |
| hi def link rubyExceptional rubyConditional |
| hi def link rubyRepeat Repeat |
| hi def link rubyRepeatModifier rubyRepeat |
| hi def link rubyOptionalDo rubyRepeat |
| hi def link rubyControl Statement |
| hi def link rubyInclude Include |
| hi def link rubyInteger Number |
| hi def link rubyASCIICode Character |
| hi def link rubyFloat Float |
| hi def link rubyBoolean Boolean |
| hi def link rubyException Exception |
| if !exists("ruby_no_identifiers") |
| hi def link rubyIdentifier Identifier |
| else |
| hi def link rubyIdentifier NONE |
| endif |
| hi def link rubyClassVariable rubyIdentifier |
| hi def link rubyConstant Type |
| hi def link rubyGlobalVariable rubyIdentifier |
| hi def link rubyBlockParameter rubyIdentifier |
| hi def link rubyInstanceVariable rubyIdentifier |
| hi def link rubyPredefinedIdentifier rubyIdentifier |
| hi def link rubyPredefinedConstant rubyPredefinedIdentifier |
| hi def link rubyPredefinedVariable rubyPredefinedIdentifier |
| hi def link rubySymbol Constant |
| hi def link rubyKeyword Keyword |
| hi def link rubyOperator Operator |
| hi def link rubyBeginEnd Statement |
| hi def link rubyAccess Statement |
| hi def link rubyAttribute Statement |
| hi def link rubyEval Statement |
| hi def link rubyPseudoVariable Constant |
| |
| hi def link rubyComment Comment |
| hi def link rubyData Comment |
| hi def link rubyDataDirective Delimiter |
| hi def link rubyDocumentation Comment |
| hi def link rubyTodo Todo |
| |
| hi def link rubyQuoteEscape rubyStringEscape |
| hi def link rubyStringEscape Special |
| hi def link rubyInterpolationDelimiter Delimiter |
| hi def link rubyNoInterpolation rubyString |
| hi def link rubySharpBang PreProc |
| hi def link rubyRegexpDelimiter rubyStringDelimiter |
| hi def link rubySymbolDelimiter rubyStringDelimiter |
| hi def link rubyStringDelimiter Delimiter |
| hi def link rubyHeredoc rubyString |
| hi def link rubyString String |
| hi def link rubyRegexpEscape rubyRegexpSpecial |
| hi def link rubyRegexpQuantifier rubyRegexpSpecial |
| hi def link rubyRegexpAnchor rubyRegexpSpecial |
| hi def link rubyRegexpDot rubyRegexpCharClass |
| hi def link rubyRegexpCharClass rubyRegexpSpecial |
| hi def link rubyRegexpSpecial Special |
| hi def link rubyRegexpComment Comment |
| hi def link rubyRegexp rubyString |
| |
| hi def link rubyInvalidVariable Error |
| hi def link rubyError Error |
| hi def link rubySpaceError rubyError |
| |
| let b:current_syntax = "ruby" |
| |
| " vim: nowrap sw=2 sts=2 ts=8 noet: |