mirror of
https://github.com/neovim/neovim.git
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607 lines
41 KiB
VimL
607 lines
41 KiB
VimL
" Vim syntax file
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" Language: Ruby
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" Maintainer: Doug Kearns <dougkearns@gmail.com>
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" URL: https://github.com/vim-ruby/vim-ruby
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" Release Coordinator: Doug Kearns <dougkearns@gmail.com>
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" Last Change: 2021 Nov 03
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" ----------------------------------------------------------------------------
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"
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" Previous Maintainer: Mirko Nasato
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" Thanks to perl.vim authors, and to Reimer Behrends. :-) (MN)
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" ----------------------------------------------------------------------------
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" Prelude {{{1
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if exists("b:current_syntax")
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finish
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endif
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" this file uses line continuations
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let s:cpo_sav = &cpo
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set cpo&vim
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" eRuby Config {{{1
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if exists('main_syntax') && main_syntax == 'eruby'
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let b:ruby_no_expensive = 1
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endif
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" Folding Config {{{1
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if has("folding") && exists("ruby_fold")
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setlocal foldmethod=syntax
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endif
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let s:foldable_groups = split(
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\ get(
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\ b:,
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\ 'ruby_foldable_groups',
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\ get(g:, 'ruby_foldable_groups', 'ALL')
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\ )
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\ )
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function! s:foldable(...) abort
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if index(s:foldable_groups, 'NONE') > -1
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return 0
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endif
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if index(s:foldable_groups, 'ALL') > -1
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return 1
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endif
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for l:i in a:000
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if index(s:foldable_groups, l:i) > -1
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return 1
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endif
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endfor
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return 0
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endfunction
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function! s:run_syntax_fold(args) abort
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let [_0, _1, groups, cmd; _] = matchlist(a:args, '\(["'']\)\(.\{-}\)\1\s\+\(.*\)')
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if call('s:foldable', split(groups))
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let cmd .= ' fold'
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endif
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exe cmd
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endfunction
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com! -nargs=* SynFold call s:run_syntax_fold(<q-args>)
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" Not-Top Cluster {{{1
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syn cluster rubyNotTop contains=@rubyCommentNotTop,@rubyStringNotTop,@rubyRegexpSpecial,@rubyDeclaration,@rubyExceptionHandler,@rubyClassOperator,rubyConditional,rubyModuleName,rubyClassName,rubySymbolDelimiter,rubyDoubleQuoteSymbolDelimiter,rubySingleQuoteSymbolDelimiter,rubyParentheses,@Spell
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" Whitespace Errors {{{1
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if exists("ruby_space_errors")
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if !exists("ruby_no_trail_space_error")
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syn match rubySpaceError display excludenl "\s\+$"
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endif
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if !exists("ruby_no_tab_space_error")
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syn match rubySpaceError display " \+\t"me=e-1
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endif
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endif
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" Operators {{{1
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syn match rubyEnglishBooleanOperator "\<\%(and\|or\|not\)\>"
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if exists("ruby_operators") || exists("ruby_pseudo_operators")
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syn match rubyDotOperator "\.\|&\."
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syn match rubyTernaryOperator "\%(\w\|[^\x00-\x7F]\)\@1<!?\|:"
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syn match rubyArithmeticOperator "\*\*\|[*/%+]\|->\@!"
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syn match rubyComparisonOperator "<=>\|<=\|<\|>=\|[-=]\@1<!>"
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syn match rubyBitwiseOperator "[~^|]\|&\.\@!\|<<\|>>"
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syn match rubyBooleanOperator "\%(\w\|[^\x00-\x7F]\)\@1<!!\|&&\|||"
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syn match rubyRangeOperator "\.\.\.\="
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syn match rubyAssignmentOperator "=>\@!\|-=\|/=\|\*\*=\|\*=\|&&=\|&=\|||=\||=\|%=\|+=\|>>=\|<<=\|\^="
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syn match rubyAssignmentOperator "=>\@!" contained containedin=rubyBlockParameterList " TODO: this is inelegant
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syn match rubyEqualityOperator "===\|==\|!=\|!\~\|=\~"
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syn region rubyBracketOperator matchgroup=rubyOperator start="\%(\%(\w\|[^\x00-\x7F]\)[?!]\=\|[]})]\)\@2<=\[" end="]" contains=ALLBUT,@rubyNotTop
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syn match rubyScopeOperator "::"
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syn match rubySuperClassOperator "<" contained
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syn match rubyEigenClassOperator "<<" contained
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syn match rubyLambdaOperator "->"
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syn match rubySplatOperator "\%([[{(|,=]\_s*\)\@<=\*"
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syn match rubySplatOperator "\%(^\|\s\)\@1<=\*\%(\h\|[^\x00-\x7F]\|[:$@[]\)\@="
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syn match rubyDoubleSplatOperator "\%([{(|,]\_s*\)\@<=\*\*"
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syn match rubyDoubleSplatOperator "\s\@1<=\*\*\%(\h\|[^\x00-\x7F]\|[:$@{]\)\@="
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syn match rubyProcOperator "\%([[(|,]\_s*\)\@<=&"
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syn match rubyProcOperator "\s\@1<=&\%(\h\|[^\x00-\x7F]\|[:$@]\|->\)\@="
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syn cluster rubyProperOperator contains=rubyTernaryOperator,rubyArithmeticOperator,rubyComparisonOperator,rubyBitwiseOperator,rubyBooleanOperator,rubyRangeOperator,rubyAssignmentOperator,rubyEqualityOperator,rubyDefinedOperator,rubyEnglishBooleanOperator
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syn cluster rubyClassOperator contains=rubyEigenClassOperator,rubySuperClassOperator
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syn cluster rubyPseudoOperator contains=rubyDotOperator,rubyScopeOperator,rubyEigenClassOperator,rubySuperClassOperator,rubyLambdaOperator,rubySplatOperator,rubyDoubleSplatOperator,rubyProcOperator
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syn cluster rubyOperator contains=ruby.*Operator
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endif
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" String Interpolation and Backslash Notation {{{1
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syn region rubyInterpolation matchgroup=rubyInterpolationDelimiter start="#{" end="}" contained contains=ALLBUT,@rubyNotTop
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syn match rubyInterpolation "#\$\%(-\w\|[!$&"'*+,./0:;<>?@\`~_]\|\w\+\)" display contained contains=rubyInterpolationDelimiter,@rubyGlobalVariable
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syn match rubyInterpolation "#@@\=\w\+" display contained contains=rubyInterpolationDelimiter,rubyInstanceVariable,rubyClassVariable
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syn match rubyInterpolationDelimiter "#\ze[$@]" display contained
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syn match rubyStringEscape "\\\_." contained display
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syn match rubyStringEscape "\\\o\{1,3}\|\\x\x\{1,2}" contained display
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syn match rubyStringEscape "\\u\%(\x\{4}\|{\x\{1,6}\%(\s\+\x\{1,6}\)*}\)" contained display
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syn match rubyStringEscape "\%(\\M-\\C-\|\\C-\\M-\|\\M-\\c\|\\c\\M-\|\\c\|\\C-\|\\M-\)\%(\\\o\{1,3}\|\\x\x\{1,2}\|\\\=.\)" contained display
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syn match rubyBackslashEscape "\\\\" contained display
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syn match rubyQuoteEscape "\\'" contained display
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syn match rubySpaceEscape "\\ " contained display
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syn match rubyParenthesisEscape "\\[()]" contained display
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syn match rubyCurlyBraceEscape "\\[{}]" contained display
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syn match rubyAngleBracketEscape "\\[<>]" contained display
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syn match rubySquareBracketEscape "\\[[\]]" contained display
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syn region rubyNestedParentheses start="(" skip="\\\\\|\\)" end=")" transparent contained
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syn region rubyNestedCurlyBraces start="{" skip="\\\\\|\\}" end="}" transparent contained
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syn region rubyNestedAngleBrackets start="<" skip="\\\\\|\\>" end=">" transparent contained
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syn region rubyNestedSquareBrackets start="\[" skip="\\\\\|\\\]" end="\]" transparent contained
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syn cluster rubySingleCharEscape contains=rubyBackslashEscape,rubyQuoteEscape,rubySpaceEscape,rubyParenthesisEscape,rubyCurlyBraceEscape,rubyAngleBracketEscape,rubySquareBracketEscape
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syn cluster rubyNestedBrackets contains=rubyNested.\+
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syn cluster rubyStringSpecial contains=rubyInterpolation,rubyStringEscape
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syn cluster rubyStringNotTop contains=@rubyStringSpecial,@rubyNestedBrackets,@rubySingleCharEscape
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" Regular Expression Metacharacters {{{1
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syn region rubyRegexpComment matchgroup=rubyRegexpSpecial start="(?#" skip="\\\\\|\\)" end=")" contained
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syn region rubyRegexpParens matchgroup=rubyRegexpSpecial start="(\(?:\|?<\=[=!]\|?>\|?<[a-z_]\w*>\|?[imx]*-[imx]*:\=\|\%(?#\)\@!\)" skip="\\\\\|\\)" end=")" contained transparent contains=@rubyRegexpSpecial
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syn region rubyRegexpBrackets matchgroup=rubyRegexpCharClass start="\[\^\=" skip="\\\\\|\\\]" end="\]" contained transparent contains=rubyRegexpBrackets,rubyStringEscape,rubyRegexpEscape,rubyRegexpCharClass,rubyRegexpIntersection oneline
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syn match rubyRegexpCharClass "\\[DdHhRSsWw]" contained display
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syn match rubyRegexpCharClass "\[:\^\=\%(alnum\|alpha\|ascii\|blank\|cntrl\|digit\|graph\|lower\|print\|punct\|space\|upper\|word\|xdigit\):\]" contained
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syn match rubyRegexpCharClass "\\[pP]{^\=.\{-}}" contained display
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syn match rubyRegexpEscape "\\[].*?+^$|\\/(){}[]" contained " see commit e477f10
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syn match rubyRegexpQuantifier "[*?+][?+]\=" contained display
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syn match rubyRegexpQuantifier "{\d\+\%(,\d*\)\=}?\=" contained display
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syn match rubyRegexpAnchor "[$^]\|\\[ABbGZz]" contained display
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syn match rubyRegexpDot "\.\|\\X" contained display
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syn match rubyRegexpIntersection "&&" contained display
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syn match rubyRegexpSpecial "\\K" contained display
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syn match rubyRegexpSpecial "|" contained display
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syn match rubyRegexpSpecial "\\[1-9]\d\=\d\@!" contained display
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syn match rubyRegexpSpecial "\\k<\%([a-z_]\w*\|-\=\d\+\)\%([+-]\d\+\)\=>" contained display
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syn match rubyRegexpSpecial "\\k'\%([a-z_]\w*\|-\=\d\+\)\%([+-]\d\+\)\='" contained display
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syn match rubyRegexpSpecial "\\g<\%([a-z_]\w*\|-\=\d\+\)>" contained display
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syn match rubyRegexpSpecial "\\g'\%([a-z_]\w*\|-\=\d\+\)'" contained display
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syn cluster rubyRegexpSpecial contains=@rubyStringSpecial,rubyRegexpSpecial,rubyRegexpEscape,rubyRegexpBrackets,rubyRegexpCharClass,rubyRegexpDot,rubyRegexpQuantifier,rubyRegexpAnchor,rubyRegexpParens,rubyRegexpComment,rubyRegexpIntersection
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" Numbers {{{1
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syn match rubyInteger "\%(\%(\w\|[^\x00-\x7F]\|[]})\"']\s*\)\@<!-\)\=\<0[xX]\x\+\%(_\x\+\)*r\=i\=\>" display
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syn match rubyInteger "\%(\%(\w\|[^\x00-\x7F]\|[]})\"']\s*\)\@<!-\)\=\<\%(0[dD]\)\=\%(0\|[1-9]\d*\%(_\d\+\)*\)r\=i\=\>" display
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syn match rubyInteger "\%(\%(\w\|[^\x00-\x7F]\|[]})\"']\s*\)\@<!-\)\=\<0[oO]\=\o\+\%(_\o\+\)*r\=i\=\>" display
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syn match rubyInteger "\%(\%(\w\|[^\x00-\x7F]\|[]})\"']\s*\)\@<!-\)\=\<0[bB][01]\+\%(_[01]\+\)*r\=i\=\>" display
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syn match rubyFloat "\%(\%(\w\|[^\x00-\x7F]\|[]})\"']\s*\)\@<!-\)\=\<\%(0\|[1-9]\d*\%(_\d\+\)*\)\.\d\+\%(_\d\+\)*r\=i\=\>" display
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syn match rubyFloat "\%(\%(\w\|[^\x00-\x7F]\|[]})\"']\s*\)\@<!-\)\=\<\%(0\|[1-9]\d*\%(_\d\+\)*\)\%(\.\d\+\%(_\d\+\)*\)\=\%([eE][-+]\=\d\+\%(_\d\+\)*\)i\=\>" display
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" Identifiers {{{1
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syn match rubyClassName "\%(\%(^\|[^.]\)\.\s*\)\@<!\<[[:upper:]]\%(\w\|[^\x00-\x7F]\)*\>\%(\s*(\)\@!" contained
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syn match rubyModuleName "\%(\%(^\|[^.]\)\.\s*\)\@<!\<[[:upper:]]\%(\w\|[^\x00-\x7F]\)*\>\%(\s*(\)\@!" contained
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syn match rubyConstant "\%(\%(^\|[^.]\)\.\s*\)\@<!\<[[:upper:]]\%(\w\|[^\x00-\x7F]\)*\>\%(\s*(\)\@!"
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syn match rubyClassVariable "@@\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*" display
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syn match rubyInstanceVariable "@\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*" display
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syn match rubyGlobalVariable "$\%(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\|-.\)"
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syn match rubySymbolDelimiter ":" contained
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syn match rubySymbol "[]})\"':]\@1<!:\%(\^\|\~@\|\~\|<<\|<=>\|<=\|<\|===\|[=!]=\|[=!]\~\|!@\|!\|>>\|>=\|>\||\|-@\|-\|/\|\[]=\|\[]\|\*\*\|\*\|&\|%\|+@\|+\|`\)" contains=rubySymbolDelimiter
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syn match rubySymbol "[]})\"':]\@1<!:\$\%(-.\|[`~<=>_,;:!?/.'"@$*\&+0]\)" contains=rubySymbolDelimiter
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syn match rubySymbol "[]})\"':]\@1<!:\%(\$\|@@\=\)\=\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*" contains=rubySymbolDelimiter
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syn match rubySymbol "[]})\"':]\@1<!:\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\%([?!=]>\@!\)\=" contains=rubySymbolDelimiter
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SynFold ':' syn region rubySymbol matchgroup=rubySymbolDelimiter start="[]})\"':]\@1<!:'" end="'" skip="\\\\\|\\'" contains=rubyQuoteEscape,rubyBackslashEscape
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SynFold ':' syn region rubySymbol matchgroup=rubySymbolDelimiter start="[]})\"':]\@1<!:\"" end="\"" skip="\\\\\|\\\"" contains=@rubyStringSpecial
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syn match rubyCapitalizedMethod "\%(\%(^\|[^.]\)\.\s*\)\@<!\<\u\%(\w\|[^\x00-\x7F]\)*\>\%(\s*(\)\@="
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syn region rubyParentheses start="(" end=")" contains=ALLBUT,@rubyNotTop contained containedin=rubyBlockParameterList
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syn region rubyBlockParameterList start="\%(\%(\<do\>\|{\)\_s*\)\@32<=|" end="|" contains=ALLBUT,@rubyNotTop,@rubyProperOperator
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if exists('ruby_global_variable_error')
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syn match rubyGlobalVariableError "$[^A-Za-z_]" display
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syn match rubyGlobalVariableError "$-[^0FIKWadilpvw]" display
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endif
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syn match rubyPredefinedVariable #$[!$&"'*+,./0:;<>?@\`~]#
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syn match rubyPredefinedVariable "$\d\+" display
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syn match rubyPredefinedVariable "$_\>" display
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syn match rubyPredefinedVariable "$-[0FIWadilpvw]\>" display
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syn match rubyPredefinedVariable "$\%(stderr\|stdin\|stdout\)\>" display
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syn match rubyPredefinedVariable "$\%(DEBUG\|FILENAME\|LOADED_FEATURES\|LOAD_PATH\|PROGRAM_NAME\|SAFE\|VERBOSE\)\>" display
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syn match rubyPredefinedConstant "\%(\%(^\|[^.]\)\.\s*\)\@<!\<\%(ARGF\|ARGV\|ENV\|DATA\|STDERR\|STDIN\|STDOUT\|TOPLEVEL_BINDING\)\>\%(\s*(\)\@!"
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syn match rubyPredefinedConstant "\%(\%(^\|[^.]\)\.\s*\)\@<!\<\%(RUBY_\%(VERSION\|RELEASE_DATE\|PLATFORM\|PATCHLEVEL\|REVISION\|DESCRIPTION\|COPYRIGHT\|ENGINE\)\)\>\%(\s*(\)\@!"
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" Deprecated/removed in 1.9
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syn match rubyPredefinedVariable "$="
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syn match rubyPredefinedVariable "$-K\>" display
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syn match rubyPredefinedVariable "$\%(deferr\|defout\)\>" display
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syn match rubyPredefinedVariable "$KCODE\>" display
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" Deprecated/removed in 2.4
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syn match rubyPredefinedConstant "\%(\%(^\|[^.]\)\.\s*\)\@<!\<\%(FALSE\|NIL\|TRUE\)\>\%(\s*(\)\@!"
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syn cluster rubyGlobalVariable contains=rubyGlobalVariable,rubyPredefinedVariable,rubyGlobalVariableError
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" Normal Regular Expressions {{{1
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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
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SynFold '/' syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="\%(\%(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\s\+\)\@<=/\%(=\|\_s\)\@!" end="/[iomxneus]*" skip="\\\\\|\\/" contains=@rubyRegexpSpecial nextgroup=@rubyModifier skipwhite
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" Generalized Regular Expressions {{{1
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SynFold '%' syn region rubyRegexp matchgroup=rubyPercentRegexpDelimiter start="%r\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1[iomxneus]*" skip="\\\\\|\\\z1" contains=@rubyRegexpSpecial nextgroup=@rubyModifier skipwhite
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SynFold '%' syn region rubyRegexp matchgroup=rubyPercentRegexpDelimiter start="%r{" end="}[iomxneus]*" skip="\\\\\|\\}" contains=@rubyRegexpSpecial
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SynFold '%' syn region rubyRegexp matchgroup=rubyPercentRegexpDelimiter start="%r<" end=">[iomxneus]*" skip="\\\\\|\\>" contains=@rubyRegexpSpecial,rubyNestedAngleBrackets
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SynFold '%' syn region rubyRegexp matchgroup=rubyPercentRegexpDelimiter start="%r\[" end="\][iomxneus]*" skip="\\\\\|\\\]" contains=@rubyRegexpSpecial
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SynFold '%' syn region rubyRegexp matchgroup=rubyPercentRegexpDelimiter start="%r(" end=")[iomxneus]*" skip="\\\\\|\\)" contains=@rubyRegexpSpecial
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SynFold '%' syn region rubyRegexp matchgroup=rubyPercentRegexpDelimiter start="%r\z(\s\)" end="\z1[iomxneus]*" skip="\\\\\|\\\z1" contains=@rubyRegexpSpecial
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" Characters {{{1
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syn match rubyCharacter "\%(\w\|[^\x00-\x7F]\|[]})\"'/]\)\@1<!\%(?\%(\\M-\\C-\|\\C-\\M-\|\\M-\\c\|\\c\\M-\|\\c\|\\C-\|\\M-\)\=\%(\\\o\{1,3}\|\\x\x\{1,2}\|\\[[:space:]]\|\\\=[^[:space:]]\)\)"
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syn match rubyCharacter "\%(\w\|[^\x00-\x7F]\|[]})\"'/]\)\@1<!?\\u\%(\x\{4}\|{\x\{1,6}}\)"
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" Normal Strings {{{1
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let s:spell_cluster = exists('ruby_spellcheck_strings') ? ',@Spell' : ''
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let s:fold_arg = s:foldable('string') ? ' fold' : ''
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exe 'syn region rubyString matchgroup=rubyStringDelimiter start="\"" end="\"" skip="\\\\\|\\\"" contains=@rubyStringSpecial' . s:spell_cluster . s:fold_arg
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exe 'syn region rubyString matchgroup=rubyStringDelimiter start="''" end="''" skip="\\\\\|\\''" contains=rubyQuoteEscape,rubyBackslashEscape' . s:spell_cluster . s:fold_arg
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unlet s:spell_cluster s:fold_arg
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" Shell Command Output {{{1
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SynFold 'string' syn region rubyString matchgroup=rubyStringDelimiter start="`" end="`" skip="\\\\\|\\`" contains=@rubyStringSpecial
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" Generalized Single Quoted Strings, Symbols, Array of Strings and Array of Symbols {{{1
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" Non-bracket punctuation delimiters {{{2
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let s:names = { '~': 'Tilde', '`': 'BackQuote', '!': 'Bang', '@': 'At', '#': 'Hash', '$': 'Dollar', '%': 'Percent', '^': 'Caret',
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\ '&': 'Ampersand', '*': 'Asterix', '_': 'Underscore', '-': 'Dash', '+': 'Plus', '=': 'Equals', '|': 'Bar',
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\ '\': 'Backslash', ':': 'Colon', ';': 'Semicolon', '"': 'DoubleQuote', "'": 'Quote', ',': 'Comma', '.': 'Period',
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\ '?': 'QuestionMark', '/': 'ForwardSlash' }
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for s:delimiter in keys(s:names)
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let s:group = 'ruby' . s:names[s:delimiter] . 'Escape'
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if s:delimiter =~ '[\"]'
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let s:delimiter = '\' . s:delimiter
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endif
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exe 'syn match ' . s:group . ' "\V\\' . s:delimiter . '" contained display'
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exe 'syn cluster rubySingleCharEscape add=' . s:group
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exe 'SynFold ''%'' syn region rubyString matchgroup=rubyPercentStringDelimiter start="\V%q' . s:delimiter . '" end="\V' . s:delimiter . '" skip="\V\\\\\|\\' . s:delimiter . '" contains=rubyBackslashEscape,' . s:group . ' nextgroup=@rubyModifier skipwhite'
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exe 'SynFold ''%'' syn region rubyString matchgroup=rubyPercentStringDelimiter start="\V%w' . s:delimiter . '" end="\V' . s:delimiter . '" skip="\V\\\\\|\\' . s:delimiter . '" contains=rubyBackslashEscape,rubySpaceEscape,' . s:group . ' nextgroup=@rubyModifier skipwhite'
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exe 'SynFold ''%'' syn region rubySymbol matchgroup=rubyPercentSymbolDelimiter start="\V%s' . s:delimiter . '" end="\V' . s:delimiter . '" skip="\V\\\\\|\\' . s:delimiter . '" contains=rubyBackslashEscape,' . s:group . ' nextgroup=@rubyModifier skipwhite'
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exe 'SynFold ''%'' syn region rubySymbol matchgroup=rubyPercentSymbolDelimiter start="\V%i' . s:delimiter . '" end="\V' . s:delimiter . '" skip="\V\\\\\|\\' . s:delimiter . '" contains=rubyBackslashEscape,rubySpaceEscape,' . s:group . ' nextgroup=@rubyModifier skipwhite'
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exe 'hi def link ' . s:group . ' rubyStringEscape'
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endfor
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unlet s:delimiter s:group s:names
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" }}}2
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SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%q{" end="}" skip="\\\\\|\\}" contains=rubyBackslashEscape,rubyCurlyBraceEscape,rubyNestedCurlyBraces
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SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%q<" end=">" skip="\\\\\|\\>" contains=rubyBackslashEscape,rubyAngleBracketEscape,rubyNestedAngleBrackets
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SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%q\[" end="\]" skip="\\\\\|\\\]" contains=rubyBackslashEscape,rubySquareBracketEscape,rubyNestedSquareBrackets
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SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%q(" end=")" skip="\\\\\|\\)" contains=rubyBackslashEscape,rubyParenthesisEscape,rubyNestedParentheses
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SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%q\z(\s\)" end="\z1" skip="\\\\\|\\\z1" contains=rubyBackslashEscape,rubySpaceEscape
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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*\)\@<!%=" end="=" skip="\\\\\|\\=" contains=@rubyStringSpecial nextgroup=@rubyModifier skipwhite
|
|
SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%\z([~`!@#$%^&*_\-+|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial nextgroup=@rubyModifier skipwhite
|
|
SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%[QWx]\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial nextgroup=@rubyModifier skipwhite
|
|
SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%[QWx]\={" end="}" skip="\\\\\|\\}" contains=@rubyStringSpecial,rubyNestedCurlyBraces
|
|
SynFold '%' syn region rubyString matchgroup=rubyPercentStringDelimiter start="%[QWx]\=<" end=">" 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<!\.\)\_s*\|\%([]})"'`]\)\s\|\w\)\@<!<<[-~]\=\zs\%(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)+ end=+$+ oneline contains=ALLBUT,@rubyNotTop
|
|
|
|
syn region rubyHeredocStart matchgroup=rubyHeredocDelimiter start=+\%(\%(class\|::\|\.\@1<!\.\)\_s*\|\%([]})"'`]\)\s\|\w\)\@<!<<[-~]\=\zs"\%([^"]*\)"+ end=+$+ oneline contains=ALLBUT,@rubyNotTop
|
|
syn region rubyHeredocStart matchgroup=rubyHeredocDelimiter start=+\%(\%(class\|::\|\.\@1<!\.\)\_s*\|\%([]})"'`]\)\s\|\w\)\@<!<<[-~]\=\zs'\%([^']*\)'+ end=+$+ oneline contains=ALLBUT,@rubyNotTop
|
|
syn region rubyHeredocStart matchgroup=rubyHeredocDelimiter start=+\%(\%(class\|::\|\.\@1<!\.\)\_s*\|\%([]})"'`]\)\s\|\w\)\@<!<<[-~]\=\zs`\%([^`]*\)`+ end=+$+ oneline contains=ALLBUT,@rubyNotTop
|
|
|
|
SynFold '<<' syn region rubyString start=+\%(\%(class\|::\|\.\@1<!\.\)\_s*\|\%([]})"'`]\)\s\|\w\)\@<!<<\z(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyHeredocDelimiter end=+^\z1$+ contains=rubyHeredocStart,@rubyStringSpecial keepend
|
|
SynFold '<<' syn region rubyString start=+\%(\%(class\|::\|\.\@1<!\.\)\_s*\|\%([]})"'`]\)\s\|\w\)\@<!<<"\z([^"]*\)"\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyHeredocDelimiter end=+^\z1$+ contains=rubyHeredocStart,@rubyStringSpecial keepend
|
|
SynFold '<<' syn region rubyString start=+\%(\%(class\|::\|\.\@1<!\.\)\_s*\|\%([]})"'`]\)\s\|\w\)\@<!<<'\z([^']*\)'\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyHeredocDelimiter end=+^\z1$+ contains=rubyHeredocStart keepend
|
|
SynFold '<<' syn region rubyString start=+\%(\%(class\|::\|\.\@1<!\.\)\_s*\|\%([]})"'`]\)\s\|\w\)\@<!<<`\z([^`]*\)`\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyHeredocDelimiter end=+^\z1$+ contains=rubyHeredocStart,@rubyStringSpecial keepend
|
|
|
|
SynFold '<<' syn region rubyString start=+\%(\%(class\|::\|\.\@1<!\.\)\_s*\|\%([]})]\)\s\|\w\)\@<!<<[-~]\z(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyHeredocDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart,@rubyStringSpecial keepend
|
|
SynFold '<<' syn region rubyString start=+\%(\%(class\|::\|\.\@1<!\.\)\_s*\|\%([]})]\)\s\|\w\)\@<!<<[-~]"\z([^"]*\)"\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyHeredocDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart,@rubyStringSpecial keepend
|
|
SynFold '<<' syn region rubyString start=+\%(\%(class\|::\|\.\@1<!\.\)\_s*\|\%([]})]\)\s\|\w\)\@<!<<[-~]'\z([^']*\)'\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyHeredocDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart keepend
|
|
SynFold '<<' syn region rubyString start=+\%(\%(class\|::\|\.\@1<!\.\)\_s*\|\%([]})]\)\s\|\w\)\@<!<<[-~]`\z([^`]*\)`\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyHeredocDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart,@rubyStringSpecial keepend
|
|
|
|
" Module, Class, Method and Alias Declarations {{{1
|
|
syn match rubyAliasDeclaration "[^[:space:];#.()]\+" contained contains=rubySymbol,@rubyGlobalVariable nextgroup=rubyAliasDeclaration2 skipwhite
|
|
syn match rubyAliasDeclaration2 "[^[:space:];#.()]\+" contained contains=rubySymbol,@rubyGlobalVariable
|
|
syn match rubyMethodDeclaration "[^[:space:];#(]\+" contained contains=rubyConstant,rubyBoolean,rubyPseudoVariable,rubyInstanceVariable,rubyClassVariable,rubyGlobalVariable
|
|
syn match rubyClassDeclaration "[^[:space:];#<]\+" contained contains=rubyClassName,rubyScopeOperator nextgroup=rubySuperClassOperator skipwhite
|
|
syn match rubyModuleDeclaration "[^[:space:];#<]\+" contained contains=rubyModuleName,rubyScopeOperator
|
|
|
|
syn match rubyMethodName "\<\%([_[:alpha:]]\|[^\x00-\x7F]\)\%([_[:alnum:]]\|[^\x00-\x7F]\)*[?!=]\=\%([[:alnum:]_.:?!=]\|[^\x00-\x7F]\)\@!" contained containedin=rubyMethodDeclaration
|
|
syn match rubyMethodName "\%(\s\|^\)\@1<=\%([_[:alpha:]]\|[^\x00-\x7F]\)\%([_[:alnum:]]\|[^\x00-\x7F]\)*[?!=]\=\%(\s\|$\)\@=" contained containedin=rubyAliasDeclaration,rubyAliasDeclaration2
|
|
syn match rubyMethodName "\%([[:space:].]\|^\)\@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 "\<alias\>" nextgroup=rubyAliasDeclaration skipwhite skipnl
|
|
syn match rubyDefine "\<def\>" nextgroup=rubyMethodDeclaration skipwhite skipnl
|
|
syn match rubyDefine "\<undef\>" nextgroup=rubyMethodName skipwhite skipnl
|
|
syn match rubyClass "\<class\>" nextgroup=rubyClassDeclaration,rubyEigenClassOperator skipwhite skipnl
|
|
syn match rubyModule "\<module\>" nextgroup=rubyModuleDeclaration skipwhite skipnl
|
|
|
|
SynFold 'def' syn region rubyMethodBlock start="\<def\>" matchgroup=rubyDefine skip="\<end:\|\%(\<def\_s\+\)\@<=end\>" end="\<end\>" contains=ALLBUT,@rubyNotTop
|
|
SynFold 'class' syn region rubyClassBlock start="\<class\>" matchgroup=rubyClass skip="\<end:" end="\<end\>" contains=ALLBUT,@rubyNotTop
|
|
SynFold 'module' syn region rubyModuleBlock start="\<module\>" matchgroup=rubyModule skip="\<end:" end="\<end\>" contains=ALLBUT,@rubyNotTop
|
|
|
|
" endless def
|
|
syn match rubyDefine "\<def\s\+\ze[^[:space:];#(]\+\%(\s\+\|\s*(.*)\s*\)=" nextgroup=rubyMethodDeclaration skipwhite
|
|
|
|
" modifiers
|
|
syn match rubyLineContinuation "\\$" nextgroup=@rubyModifier skipwhite skipnl
|
|
syn match rubyConditionalModifier "\<\%(if\|unless\)\>"
|
|
syn match rubyRepeatModifier "\<\%(while\|until\)\>"
|
|
syn match rubyRescueModifier "\<rescue\>"
|
|
|
|
syn cluster rubyModifier contains=rubyConditionalModifier,rubyRepeatModifier,rubyRescueModifier
|
|
|
|
SynFold 'do' syn region rubyDoBlock matchgroup=rubyControl start="\<do\>" skip="\<end:" end="\<end\>" contains=ALLBUT,@rubyNotTop
|
|
|
|
" curly bracket block or hash literal
|
|
SynFold '{' syn region rubyCurlyBlock matchgroup=rubyCurlyBlockDelimiter start="{" end="}" contains=ALLBUT,@rubyNotTop
|
|
SynFold '[' syn region rubyArrayLiteral matchgroup=rubyArrayDelimiter start="\%(\%(\w\|[^\x00-\x7F]\)[?!]\=\|[]})]\)\@2<!\[" end="]" contains=ALLBUT,@rubyNotTop
|
|
|
|
" statements without 'do'
|
|
SynFold 'begin' syn region rubyBlockExpression matchgroup=rubyControl start="\<begin\>" skip="\<end:" end="\<end\>" contains=ALLBUT,@rubyNotTop
|
|
SynFold 'case' syn region rubyCaseExpression matchgroup=rubyConditional start="\<case\>" skip="\<end:" end="\<end\>" contains=ALLBUT,@rubyNotTop
|
|
|
|
SynFold 'if' syn region rubyConditionalExpression matchgroup=rubyConditional start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+=-]\|\<then\s\|\%(\<\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\@<![?!]\)\s*\)\@<=\%(if\|unless\)\>" skip="\<end:" end="\<end\>" contains=ALLBUT,@rubyNotTop
|
|
|
|
syn match rubyConditional "\<\%(then\|else\|when\)\>" 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="\<for\>" start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+=-]\|\%(\<\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\@<![!?]\)\s*\)\@<=\<\%(until\|while\)\>" matchgroup=rubyOptionalDo end="\<do\>" end="\ze\%(;\|$\)" oneline contains=ALLBUT,@rubyNotTop
|
|
|
|
SynFold 'for' syn region rubyRepeatExpression start="\<for\>" start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+=-]\|\%(\<\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\@<![!?]\)\s*\)\@<=\<\%(until\|while\)\>" matchgroup=rubyRepeat skip="\<end:" end="\<end\>" contains=ALLBUT,@rubyNotTop nextgroup=rubyOptionalDoLine
|
|
|
|
if !exists("ruby_minlines")
|
|
let ruby_minlines = 500
|
|
endif
|
|
exe "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\|rescue\|ensure\|then\|when\|end\)\>"
|
|
syn match rubyKeyword "\<\%(alias\|undef\)\>"
|
|
endif
|
|
|
|
" 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\<module_function\>"
|
|
syn match rubyAttribute "\%#=1\%(\%(^\|;\)\s*\)\@<=attr\>\(\s*[.=]\)\@!" " attr is a common variable name
|
|
syn match rubyAttribute "\%#=1\<attr_\%(accessor\|reader\|writer\)\>"
|
|
syn match rubyControl "\%#=1\<\%(abort\|at_exit\|exit\|fork\|loop\|trap\)\>"
|
|
syn match rubyEval "\%#=1\<eval\>"
|
|
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<![?!]\)\s*\zs\\$" nextgroup=rubyUselessLineContinuation skipwhite skipempty
|
|
syn match rubyUselessLineContinuation "\\$" nextgroup=rubyUselessLineContinuation skipwhite skipempty contained
|
|
|
|
" Keyword Nobbling {{{1
|
|
" prevent methods with keyword names being highlighted as keywords when called
|
|
syn match rubyKeywordAsMethod "\%(\%(\.\@1<!\.\)\|&\.\|::\)\_s*\%([_[:lower:]][_[:alnum:]]*\|\%(BEGIN\|END\)\>\)" 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\<exit!" display
|
|
endif
|
|
syn match rubyDefinedOperator "\%#=1\<defined?" display
|
|
|
|
" 1.9-style Hash Keys and Keyword Parameters {{{1
|
|
syn match rubySymbol "\%(\w\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*[?!]\=::\@!"he=e-1 contained containedin=rubyBlockParameterList,rubyCurlyBlock
|
|
syn match rubySymbol "[]})\"':]\@1<!\<\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*[!?]\=:[[:space:],;]\@="he=e-1
|
|
syn match rubySymbol "[[:space:],{(]\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*[!?]\=:[[:space:],;]\@="hs=s+1,he=e-1
|
|
syn match rubySingleQuoteSymbolDelimiter "'" contained
|
|
syn match rubySymbol "'\%(\\.\|[^']\)*'::\@!"he=e-1 contains=rubyQuoteEscape,rubyBackslashEscape,rubySingleQuoteSymbolDelimiter
|
|
syn match rubyDoubleQuoteSymbolDelimiter "\"" contained
|
|
syn match rubySymbol "\"\%(\\.\|[^\"]\)*\"::\@!"he=e-1 contains=@rubyStringSpecial,rubyDoubleQuoteSymbolDelimiter
|
|
|
|
" __END__ Directive {{{1
|
|
SynFold '__END__' syn region rubyData matchgroup=rubyDataDirective start="^__END__$" end="\%$"
|
|
|
|
" Default Highlighting {{{1
|
|
hi def link rubyClass rubyDefine
|
|
hi def link rubyModule rubyDefine
|
|
hi def link rubyExceptionHandler2 rubyDefine
|
|
hi def link rubyDefine Define
|
|
hi def link rubyAccess rubyMacro
|
|
hi def link rubyAttribute rubyMacro
|
|
hi def link rubyMacro Macro
|
|
hi def link rubyMethodName rubyFunction
|
|
hi def link rubyFunction Function
|
|
hi def link rubyConditional Conditional
|
|
hi def link rubyConditionalModifier rubyConditional
|
|
hi def link rubyExceptionHandler rubyConditional
|
|
hi def link rubyRescueModifier rubyExceptionHandler
|
|
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 rubyCharacter 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 rubyClassName rubyConstant
|
|
hi def link rubyModuleName rubyConstant
|
|
hi def link rubyGlobalVariable rubyIdentifier
|
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hi def link rubyInstanceVariable rubyIdentifier
|
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hi def link rubyPredefinedIdentifier rubyIdentifier
|
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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 rubyDefinedOperator rubyOperator
|
|
hi def link rubyEnglishBooleanOperator rubyOperator
|
|
if exists("ruby_operators")
|
|
hi def link rubyTernaryOperator rubyOperator
|
|
hi def link rubyArithmeticOperator rubyOperator
|
|
hi def link rubyComparisonOperator rubyOperator
|
|
hi def link rubyBitwiseOperator rubyOperator
|
|
hi def link rubyBooleanOperator rubyOperator
|
|
hi def link rubyRangeOperator rubyOperator
|
|
hi def link rubyAssignmentOperator rubyOperator
|
|
hi def link rubyEqualityOperator rubyOperator
|
|
endif
|
|
|
|
if exists("ruby_pseudo_operators")
|
|
hi def link rubyPseudoOperator Special
|
|
hi def link rubyDotOperator rubyPseudoOperator
|
|
hi def link rubyScopeOperator rubyPseudoOperator
|
|
hi def link rubySuperClassOperator rubyPseudoOperator
|
|
hi def link rubyEigenClassOperator rubyPseudoOperator
|
|
hi def link rubyLambdaOperator rubyPseudoOperator
|
|
hi def link rubyDoubleSplatOperator rubyPseudoOperator
|
|
hi def link rubySplatOperator rubyPseudoOperator
|
|
hi def link rubyProcOperator rubyPseudoOperator
|
|
endif
|
|
|
|
hi def link rubyBeginEnd Statement
|
|
hi def link rubyEval Statement
|
|
hi def link rubyPseudoVariable Constant
|
|
hi def link rubyCapitalizedMethod NONE
|
|
|
|
hi def link rubyComment Comment
|
|
hi def link rubyEncoding Constant
|
|
hi def link rubyMagicComment SpecialComment
|
|
hi def link rubyData Comment
|
|
hi def link rubyDataDirective Delimiter
|
|
hi def link rubyDocumentation Comment
|
|
hi def link rubyTodo Todo
|
|
|
|
hi def link rubyBackslashEscape rubyStringEscape
|
|
hi def link rubyQuoteEscape rubyStringEscape
|
|
hi def link rubySpaceEscape rubyStringEscape
|
|
hi def link rubyParenthesisEscape rubyStringEscape
|
|
hi def link rubyCurlyBraceEscape rubyStringEscape
|
|
hi def link rubyAngleBracketEscape rubyStringEscape
|
|
hi def link rubySquareBracketEscape rubyStringEscape
|
|
hi def link rubyStringEscape Special
|
|
|
|
hi def link rubyInterpolationDelimiter Delimiter
|
|
hi def link rubySharpBang PreProc
|
|
hi def link rubyStringDelimiter Delimiter
|
|
hi def link rubyHeredocDelimiter rubyStringDelimiter
|
|
hi def link rubyPercentRegexpDelimiter rubyRegexpDelimiter
|
|
hi def link rubyPercentStringDelimiter rubyStringDelimiter
|
|
hi def link rubyPercentSymbolDelimiter rubySymbolDelimiter
|
|
hi def link rubyDoubleQuoteSymbolDelimiter rubySymbolDelimiter
|
|
hi def link rubySingleQuoteSymbolDelimiter rubySymbolDelimiter
|
|
hi def link rubyRegexpDelimiter rubyStringDelimiter
|
|
hi def link rubySymbolDelimiter rubySymbol
|
|
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 rubyRegexpIntersection rubyRegexpSpecial
|
|
hi def link rubyRegexpSpecial Special
|
|
hi def link rubyRegexpComment Comment
|
|
hi def link rubyRegexp rubyString
|
|
|
|
hi def link rubyError Error
|
|
if exists("ruby_line_continuation_error")
|
|
hi def link rubyUselessLineContinuation rubyError
|
|
endif
|
|
hi def link rubyGlobalVariableError rubyError
|
|
hi def link rubySpaceError rubyError
|
|
|
|
" Postscript {{{1
|
|
let b:current_syntax = "ruby"
|
|
|
|
let &cpo = s:cpo_sav
|
|
unlet! s:cpo_sav
|
|
|
|
delc SynFold
|
|
|
|
" vim: nowrap sw=2 sts=2 ts=8 noet fdm=marker:
|