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vim-polyglot/syntax/crystal.vim

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Change plugin guard for disabling, fixes #371
2019-03-04 03:28:35 -05:00
if exists('g:polyglot_disabled') && index(g:polyglot_disabled, 'crystal') != -1
finish
endif
Add crystal syntax, closes #118
2016-05-02 04:49:45 -04:00
" Language: Crystal
" Based on Ruby syntax highlight
Update (periodic rebuild) I originally meant to run this before adding haproxy, but accidentally pushed that into my branch. If you'd like to see that content, it's at https://github.com/CH-DanReif/vim-polyglot/commit/414ad25c3ad1ab9c4b6a99fe4f08d6c30b7e0f57.
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" which was made by Mirko Nasato and Doug Kearns
Add crystal syntax, closes #118
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" ---------------------------------------------
if exists('b:current_syntax')
finish
endif
syn cluster crystalNotTop contains=@crystalExtendedStringSpecial,@crystalRegexpSpecial,@crystalDeclaration,crystalConditional,crystalExceptional,crystalMethodExceptional,crystalTodo,crystalLinkAttr
Update
2017-11-19 15:26:59 -05:00
if exists('g:crystal_space_errors')
if !exists('g:crystal_no_trail_space_error')
Add crystal syntax, closes #118
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syn match crystalSpaceError display excludenl "\s\+$"
endif
Update
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if !exists('g:crystal_no_tab_space_error')
Add crystal syntax, closes #118
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syn match crystalSpaceError display " \+\t"me=e-1
endif
endif
" Operators
Update
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if exists('g:crystal_operators')
Add crystal syntax, closes #118
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syn match crystalOperator "[~!^&|*/%+-]\|\%(class\s*\)\@<!<<\|<=>\|<=\|\%(<\|\<class\s\+\u\w*\s*\)\@<!<[^<]\@=\|===\|==\|=\~\|>>\|>=\|=\@<!>\|\*\*\|\.\.\.\|\.\.\|::"
Update
2018-10-08 13:00:59 -04:00
syn match crystalOperator "->\|-=\|/=\|\*\*=\|\*=\|&&=\|&=\|&&\|||=\||=\|||\|%=\|+=\|!\~\|!=\|//"
Add crystal syntax, closes #118
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syn region crystalBracketOperator matchgroup=crystalOperator start="\%(\w[?!]\=\|[]})]\)\@<=\[\s*" end="\s*]" contains=ALLBUT,@crystalNotTop
endif
" Expression Substitution and Backslash Notation
syn match crystalStringEscape "\\\\\|\\[abefnrstv]\|\\\o\{1,3}\|\\x\x\{1,2}" contained display
syn match crystalStringEscape "\%(\\M-\\C-\|\\C-\\M-\|\\M-\\c\|\\c\\M-\|\\c\|\\C-\|\\M-\)\%(\\\o\{1,3}\|\\x\x\{1,2}\|\\\=\S\)" contained display
Update
2018-10-08 13:00:59 -04:00
syn region crystalInterpolation matchgroup=crystalInterpolationDelim start="#{" end="}" contained contains=ALLBUT,@crystalNotTop
syn match crystalInterpolation "#\%(\$\|@@\=\)\w\+" display contained contains=crystalInterpolationDelim,crystalInstanceVariable,crystalClassVariable,crystalGlobalVariable,crystalPredefinedVariable
syn match crystalInterpolationDelim "#\ze\%(\$\|@@\=\)\w\+" display contained
syn match crystalInterpolation "#\$\%(-\w\|\W\)" display contained contains=crystalInterpolationDelim,crystalPredefinedVariable,crystalInvalidVariable
syn match crystalInterpolationDelim "#\ze\$\%(-\w\|\W\)" display contained
Add crystal syntax, closes #118
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syn region crystalNoInterpolation start="\\#{" end="}" contained
syn match crystalNoInterpolation "\\#{" display contained
syn match crystalNoInterpolation "\\#\%(\$\|@@\=\)\w\+" display contained
syn match crystalNoInterpolation "\\#\$\W" display contained
syn match crystalDelimEscape "\\[(<{\[)>}\]]" transparent display contained contains=NONE
syn region crystalNestedParentheses start="(" skip="\\\\\|\\)" matchgroup=crystalString end=")" transparent contained
syn region crystalNestedCurlyBraces start="{" skip="\\\\\|\\}" matchgroup=crystalString end="}" transparent contained
syn region crystalNestedAngleBrackets start="<" skip="\\\\\|\\>" matchgroup=crystalString end=">" transparent contained
syn region crystalNestedSquareBrackets start="\[" skip="\\\\\|\\\]" matchgroup=crystalString end="\]" transparent contained
" These are mostly Oniguruma ready
syn region crystalRegexpComment matchgroup=crystalRegexpSpecial start="(?#" skip="\\)" end=")" contained
syn region crystalRegexpParens matchgroup=crystalRegexpSpecial start="(\(?:\|?<\=[=!]\|?>\|?<[a-z_]\w*>\|?[imx]*-[imx]*:\=\|\%(?#\)\@!\)" skip="\\)" end=")" contained transparent contains=@crystalRegexpSpecial
syn region crystalRegexpBrackets matchgroup=crystalRegexpCharClass start="\[\^\=" skip="\\\]" end="\]" contained transparent contains=crystalStringEscape,crystalRegexpEscape,crystalRegexpCharClass oneline
syn match crystalRegexpCharClass "\\[DdHhSsWw]" contained display
syn match crystalRegexpCharClass "\[:\^\=\%(alnum\|alpha\|ascii\|blank\|cntrl\|digit\|graph\|lower\|print\|punct\|space\|upper\|xdigit\):\]" contained
syn match crystalRegexpEscape "\\[].*?+^$|\\/(){}[]" contained
syn match crystalRegexpQuantifier "[*?+][?+]\=" contained display
syn match crystalRegexpQuantifier "{\d\+\%(,\d*\)\=}?\=" contained display
syn match crystalRegexpAnchor "[$^]\|\\[ABbGZz]" contained display
syn match crystalRegexpDot "\." contained display
syn match crystalRegexpSpecial "|" contained display
syn match crystalRegexpSpecial "\\[1-9]\d\=\d\@!" contained display
syn match crystalRegexpSpecial "\\k<\%([a-z_]\w*\|-\=\d\+\)\%([+-]\d\+\)\=>" contained display
syn match crystalRegexpSpecial "\\k'\%([a-z_]\w*\|-\=\d\+\)\%([+-]\d\+\)\='" contained display
syn match crystalRegexpSpecial "\\g<\%([a-z_]\w*\|-\=\d\+\)>" contained display
syn match crystalRegexpSpecial "\\g'\%([a-z_]\w*\|-\=\d\+\)'" contained display
Update (periodic rebuild) I originally meant to run this before adding haproxy, but accidentally pushed that into my branch. If you'd like to see that content, it's at https://github.com/CH-DanReif/vim-polyglot/commit/414ad25c3ad1ab9c4b6a99fe4f08d6c30b7e0f57.
2018-04-30 15:00:42 -04:00
syn cluster crystalStringSpecial contains=crystalInterpolation,crystalNoInterpolation,crystalStringEscape
Add crystal syntax, closes #118
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syn cluster crystalExtendedStringSpecial contains=@crystalStringSpecial,crystalNestedParentheses,crystalNestedCurlyBraces,crystalNestedAngleBrackets,crystalNestedSquareBrackets
Update (periodic rebuild) I originally meant to run this before adding haproxy, but accidentally pushed that into my branch. If you'd like to see that content, it's at https://github.com/CH-DanReif/vim-polyglot/commit/414ad25c3ad1ab9c4b6a99fe4f08d6c30b7e0f57.
2018-04-30 15:00:42 -04:00
syn cluster crystalRegexpSpecial contains=crystalInterpolation,crystalNoInterpolation,crystalStringEscape,crystalRegexpSpecial,crystalRegexpEscape,crystalRegexpBrackets,crystalRegexpCharClass,crystalRegexpDot,crystalRegexpQuantifier,crystalRegexpAnchor,crystalRegexpParens,crystalRegexpComment
Add crystal syntax, closes #118
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" Numbers and ASCII Codes
syn match crystalASCIICode "\%(\w\|[]})\"'/]\)\@<!\%(?\%(\\M-\\C-\|\\C-\\M-\|\\M-\\c\|\\c\\M-\|\\c\|\\C-\|\\M-\)\=\%(\\\o\{1,3}\|\\x\x\{1,2}\|\\\=\S\)\)"
syn match crystalInteger "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<0[xX]\x\+\%(_\x\+\)*\%(_*[ufi]\%(32\|64\)\)\=\>" display
syn match crystalInteger "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<\%(0[dD]\)\=\%(0\|[1-9]\d*\%(_\d\+\)*\)\%(_\x\+\)*\%(_*[ufi]\%(32\|64\)\)\=\>" display
syn match crystalInteger "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<0[oO]\=\o\+\%(_\o\+\)*\%(_\x\+\)*\%(_*[ufi]\%(32\|64\)\)\=\>" display
syn match crystalInteger "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<0[bB][01]\+\%(_[01]\+\)*\%(_\x\+\)*\%(_*[ufi]\%(32\|64\)\)\=\>" display
syn match crystalFloat "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<\%(0\|[1-9]\d*\%(_\d\+\)*\)\.\d\+\%(_\d\+\)*\%(_*f\%(32\|64\)\)\=\>" display
syn match crystalFloat "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<\%(0\|[1-9]\d*\%(_\d\+\)*\)\%(\.\d\+\%(_\d\+\)*\)\=\%([eE][-+]\=\d\+\%(_\d\+\)*\)\%(_*f\%(32\|64\)\)\=\>" display
" Identifiers
syn match crystalLocalVariableOrMethod "\<[_[:lower:]][_[:alnum:]]*[?!=]\=" contains=NONE display transparent
syn match crystalBlockArgument "&[_[:lower:]][_[:alnum:]]" contains=NONE display transparent
Update
2019-03-04 03:15:44 -05:00
syn match crystalTypeName "\%(\%([.@$]\@<!\.\)\@<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
syn match crystalClassName "\%(\%([.@$]\@<!\.\)\@<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
syn match crystalModuleName "\%(\%([.@$]\@<!\.\)\@<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
syn match crystalStructName "\%(\%([.@$]\@<!\.\)\@<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
syn match crystalLibName "\%(\%([.@$]\@<!\.\)\@<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
syn match crystalEnumName "\%(\%([.@$]\@<!\.\)\@<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@=" contained
Add crystal syntax, closes #118
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syn match crystalConstant "\%(\%([.@$]\@<!\.\)\@<!\<\|::\)\_s*\zs\u\w*\%(\>\|::\)\@="
syn match crystalClassVariable "@@\%(\h\|%\|[^\x00-\x7F]\)\%(\w\|%\|[^\x00-\x7F]\)*" display
syn match crystalInstanceVariable "@\%(\h\|%\|[^\x00-\x7F]\)\%(\w\|%\|[^\x00-\x7F]\)*" display
syn match crystalGlobalVariable "$\%(\%(\h\|%\|[^\x00-\x7F]\)\%(\w\|%\|[^\x00-\x7F]\)*\|-.\)"
syn match crystalFreshVariable "\%(\h\|[^\x00-\x7F]\)\@<!%\%(\h\|[^\x00-\x7F]\)\%(\w\|%\|[^\x00-\x7F]\)*" display
syn match crystalSymbol "[]})\"':]\@<!:\%(\^\|\~\|<<\|<=>\|<=\|<\|===\|[=!]=\|[=!]\~\|!\|>>\|>=\|>\||\|-@\|-\|/\|\[][=?]\|\[]\|\*\*\|\*\|&\|%\|+@\|+\|`\)"
syn match crystalSymbol "[]})\"':]\@<!:\$\%(-.\|[`~<=>_,;:!?/.'"@$*\&+0]\)"
syn match crystalSymbol "[]})\"':]\@<!:\%(\$\|@@\=\)\=\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*"
syn match crystalSymbol "[]})\"':]\@<!:\%(\h\|%\|[^\x00-\x7F]\)\%(\w\|%\|[^\x00-\x7F]\)*\%([?!=]>\@!\)\="
syn match crystalSymbol "\%([{(,]\_s*\)\@<=\l\w*[!?]\=::\@!"he=e-1
syn match crystalSymbol "[]})\"':]\@<!\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*[!?]\=:\s\@="he=e-1
syn match crystalSymbol "\%([{(,]\_s*\)\@<=[[:space:],{]\l\w*[!?]\=::\@!"hs=s+1,he=e-1
syn match crystalSymbol "[[:space:],{]\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*[!?]\=:\s\@="hs=s+1,he=e-1
syn region crystalSymbol start="[]})\"':]\@<!:\"" end="\"" skip="\\\\\|\\\"" contains=@crystalStringSpecial fold
syn match crystalBlockParameter "\%(\h\|%\|[^\x00-\x7F]\)\%(\w\|%\|[^\x00-\x7F]\)*" contained
syn region crystalBlockParameterList start="\%(\%(\<do\>\|{\)\s*\)\@<=|" end="|" oneline display contains=crystalBlockParameter
syn match crystalInvalidVariable "$[^ %A-Za-z_-]"
syn match crystalPredefinedVariable #$[!$&"'*+,./0:;<=>?@\`~]#
syn match crystalPredefinedVariable "$\d\+" display
syn match crystalPredefinedVariable "$_\>" display
syn match crystalPredefinedVariable "$-[0FIKadilpvw]\>" display
syn match crystalPredefinedVariable "$\%(deferr\|defout\|stderr\|stdin\|stdout\)\>" display
syn match crystalPredefinedVariable "$\%(DEBUG\|FILENAME\|KCODE\|LOADED_FEATURES\|LOAD_PATH\|PROGRAM_NAME\|SAFE\|VERBOSE\)\>" display
syn match crystalPredefinedConstant "\%(\%(\.\@<!\.\)\@<!\|::\)\_s*\zs\%(MatchingData\|ARGF\|ARGV\|ENV\)\>\%(\s*(\)\@!"
syn match crystalPredefinedConstant "\%(\%(\.\@<!\.\)\@<!\|::\)\_s*\zs\%(DATA\|FALSE\|NIL\)\>\%(\s*(\)\@!"
syn match crystalPredefinedConstant "\%(\%(\.\@<!\.\)\@<!\|::\)\_s*\zs\%(STDERR\|STDIN\|STDOUT\|TOPLEVEL_BINDING\|TRUE\)\>\%(\s*(\)\@!"
syn match crystalPredefinedConstant "\%(\%(\.\@<!\.\)\@<!\|::\)\_s*\zs\%(crystal_\%(VERSION\|RELEASE_DATE\|PLATFORM\|PATCHLEVEL\|REVISION\|DESCRIPTION\|COPYRIGHT\|ENGINE\)\)\>\%(\s*(\)\@!"
" Normal Regular Expression
syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="\%(\%(^\|\<\%(and\|or\|while\|until\|unless\|if\|elsif\|ifdef\|when\|not\|then\|else\)\|[;\~=!|&(,[<>?:*+-]\)\s*\)\@<=/" end="/[iomxneus]*" skip="\\\\\|\\/" contains=@crystalRegexpSpecial fold
syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="\%(\h\k*\s\+\)\@<=/[ \t=]\@!" end="/[iomxneus]*" skip="\\\\\|\\/" contains=@crystalRegexpSpecial fold
" Generalized Regular Expression
syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="%r\z([~`!@#$%^&*_\-+=|\:;"',.? /]\)" end="\z1[iomxneus]*" skip="\\\\\|\\\z1" contains=@crystalRegexpSpecial fold
syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="%r{" end="}[iomxneus]*" skip="\\\\\|\\}" contains=@crystalRegexpSpecial fold
syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="%r<" end=">[iomxneus]*" skip="\\\\\|\\>" contains=@crystalRegexpSpecial,crystalNestedAngleBrackets,crystalDelimEscape fold
syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="%r\[" end="\][iomxneus]*" skip="\\\\\|\\\]" contains=@crystalRegexpSpecial fold
syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="%r(" end=")[iomxneus]*" skip="\\\\\|\\)" contains=@crystalRegexpSpecial fold
" Normal String and Shell Command Output
syn region crystalString matchgroup=crystalStringDelimiter start="\"" end="\"" skip="\\\\\|\\\"" contains=@crystalStringSpecial,@Spell fold
syn region crystalString matchgroup=crystalStringDelimiter start="`" end="`" skip="\\\\\|\\`" contains=@crystalStringSpecial fold
" Character
Update (periodic rebuild) I originally meant to run this before adding haproxy, but accidentally pushed that into my branch. If you'd like to see that content, it's at https://github.com/CH-DanReif/vim-polyglot/commit/414ad25c3ad1ab9c4b6a99fe4f08d6c30b7e0f57.
2018-04-30 15:00:42 -04:00
syn match crystalCharLiteral "'\%([^\\]\|\\[abefnrstv'\\]\|\\\o\{1,3}\|\\x\x\{1,2}\|\\u\x\{4}\)'" contains=crystalStringEscape display
Add crystal syntax, closes #118
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" Generalized Single Quoted String, Symbol and Array of Strings
syn region crystalString matchgroup=crystalStringDelimiter start="%[qwi]\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" fold
syn region crystalString matchgroup=crystalStringDelimiter start="%[qwi]{" end="}" skip="\\\\\|\\}" fold contains=crystalNestedCurlyBraces,crystalDelimEscape
syn region crystalString matchgroup=crystalStringDelimiter start="%[qwi]<" end=">" skip="\\\\\|\\>" fold contains=crystalNestedAngleBrackets,crystalDelimEscape
syn region crystalString matchgroup=crystalStringDelimiter start="%[qwi]\[" end="\]" skip="\\\\\|\\\]" fold contains=crystalNestedSquareBrackets,crystalDelimEscape
syn region crystalString matchgroup=crystalStringDelimiter start="%[qwi](" end=")" skip="\\\\\|\\)" fold contains=crystalNestedParentheses,crystalDelimEscape
syn region crystalString matchgroup=crystalStringDelimiter start="%q " end=" " skip="\\\\\|\\)" fold
syn region crystalSymbol matchgroup=crystalSymbolDelimiter start="%s\z([~`!@#$%^&*_\-+=|\:;"',.? /]\)" end="\z1" skip="\\\\\|\\\z1" fold
syn region crystalSymbol matchgroup=crystalSymbolDelimiter start="%s{" end="}" skip="\\\\\|\\}" fold contains=crystalNestedCurlyBraces,crystalDelimEscape
syn region crystalSymbol matchgroup=crystalSymbolDelimiter start="%s<" end=">" skip="\\\\\|\\>" fold contains=crystalNestedAngleBrackets,crystalDelimEscape
syn region crystalSymbol matchgroup=crystalSymbolDelimiter start="%s\[" end="\]" skip="\\\\\|\\\]" fold contains=crystalNestedSquareBrackets,crystalDelimEscape
syn region crystalSymbol matchgroup=crystalSymbolDelimiter start="%s(" end=")" skip="\\\\\|\\)" fold contains=crystalNestedParentheses,crystalDelimEscape
" 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 crystalString matchgroup=crystalStringDelimiter start="%\z([~`!@#$%^&*_\-+|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" contains=@crystalStringSpecial fold
syn region crystalString matchgroup=crystalStringDelimiter start="%[QWIx]\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" contains=@crystalStringSpecial fold
syn region crystalString matchgroup=crystalStringDelimiter start="%[QWIx]\={" end="}" skip="\\\\\|\\}" contains=@crystalStringSpecial,crystalNestedCurlyBraces,crystalDelimEscape fold
syn region crystalString matchgroup=crystalStringDelimiter start="%[QWIx]\=<" end=">" skip="\\\\\|\\>" contains=@crystalStringSpecial,crystalNestedAngleBrackets,crystalDelimEscape fold
syn region crystalString matchgroup=crystalStringDelimiter start="%[QWIx]\=\[" end="\]" skip="\\\\\|\\\]" contains=@crystalStringSpecial,crystalNestedSquareBrackets,crystalDelimEscape fold
syn region crystalString matchgroup=crystalStringDelimiter start="%[QWIx]\=(" end=")" skip="\\\\\|\\)" contains=@crystalStringSpecial,crystalNestedParentheses,crystalDelimEscape fold
syn region crystalString matchgroup=crystalStringDelimiter start="%[Qx] " end=" " skip="\\\\\|\\)" contains=@crystalStringSpecial fold
" Here Document
syn region crystalHeredocStart matchgroup=crystalStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<-\=\zs\%(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)+ end=+$+ oneline contains=ALLBUT,@crystalNotTop
syn region crystalHeredocStart matchgroup=crystalStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<-\=\zs"\%([^"]*\)"+ end=+$+ oneline contains=ALLBUT,@crystalNotTop
syn region crystalHeredocStart matchgroup=crystalStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<-\=\zs'\%([^']*\)'+ end=+$+ oneline contains=ALLBUT,@crystalNotTop
syn region crystalHeredocStart matchgroup=crystalStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<-\=\zs`\%([^`]*\)`+ end=+$+ oneline contains=ALLBUT,@crystalNotTop
syn region crystalString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<\z(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+2 matchgroup=crystalStringDelimiter end=+^\z1$+ contains=crystalHeredocStart,crystalHeredoc,@crystalStringSpecial fold keepend
syn region crystalString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<"\z([^"]*\)"\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+2 matchgroup=crystalStringDelimiter end=+^\z1$+ contains=crystalHeredocStart,crystalHeredoc,@crystalStringSpecial fold keepend
syn region crystalString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<'\z([^']*\)'\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+2 matchgroup=crystalStringDelimiter end=+^\z1$+ contains=crystalHeredocStart,crystalHeredoc fold keepend
syn region crystalString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<`\z([^`]*\)`\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+2 matchgroup=crystalStringDelimiter end=+^\z1$+ contains=crystalHeredocStart,crystalHeredoc,@crystalStringSpecial fold keepend
syn region crystalString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<-\z(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+3 matchgroup=crystalStringDelimiter end=+^\s*\zs\z1$+ contains=crystalHeredocStart,@crystalStringSpecial fold keepend
syn region crystalString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<-"\z([^"]*\)"\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+3 matchgroup=crystalStringDelimiter end=+^\s*\zs\z1$+ contains=crystalHeredocStart,@crystalStringSpecial fold keepend
syn region crystalString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<-'\z([^']*\)'\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+3 matchgroup=crystalStringDelimiter end=+^\s*\zs\z1$+ contains=crystalHeredocStart fold keepend
syn region crystalString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<-`\z([^`]*\)`\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+3 matchgroup=crystalStringDelimiter end=+^\s*\zs\z1$+ contains=crystalHeredocStart,@crystalStringSpecial fold keepend
Update
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if exists('g:main_syntax') && g:main_syntax ==# 'ecrystal'
Add crystal syntax, closes #118
2016-05-02 04:49:45 -04:00
let b:crystal_no_expensive = 1
end
Update
2017-11-19 15:26:59 -05:00
syn match crystalAliasDeclaration "[^[:space:];#.()]\+" contained contains=crystalSymbol,crystalGlobalVariable,crystalPredefinedVariable nextgroup=crystalAliasDeclaration2 skipwhite
syn match crystalAliasDeclaration2 "[^[:space:];#.()]\+" contained contains=crystalSymbol,crystalGlobalVariable,crystalPredefinedVariable
Update
2019-03-04 03:15:44 -05:00
syn match crystalMethodDeclaration "[^[:space:];#(]\+" contained contains=crystalConstant,crystalFunction,crystalBoolean,crystalPseudoVariable,crystalInstanceVariable,crystalClassVariable,crystalGlobalVariable
syn match crystalFunctionDeclaration "[^[:space:];#(=]\+" contained contains=crystalFunction
syn match crystalTypeDeclaration "[^[:space:];#=]\+" contained contains=crystalTypeName
syn match crystalClassDeclaration "[^[:space:];#<]\+" contained contains=crystalClassName,crystalOperator
syn match crystalModuleDeclaration "[^[:space:];#]\+" contained contains=crystalModuleName,crystalOperator
syn match crystalStructDeclaration "[^[:space:];#<]\+" contained contains=crystalStructName,crystalOperator
syn match crystalLibDeclaration "[^[:space:];#]\+" contained contains=crystalLibName,crystalOperator
syn match crystalMacroDeclaration "[^[:space:];#(]\+" contained contains=crystalFunction
syn match crystalEnumDeclaration "[^[:space:];#<\"]\+" contained contains=crystalEnumName
Update
2017-11-19 15:26:59 -05:00
syn match crystalFunction "\<[_[:alpha:]][_[:alnum:]]*[?!=]\=[[:alnum:]_.:?!=]\@!" contained containedin=crystalMethodDeclaration,crystalFunctionDeclaration
syn match crystalFunction "\%(\s\|^\)\@<=[_[:alpha:]][_[:alnum:]]*[?!=]\=\%(\s\|$\)\@=" contained containedin=crystalAliasDeclaration,crystalAliasDeclaration2
syn match crystalFunction "\%([[:space:].]\|^\)\@<=\%(\[\][=?]\=\|\*\*\|[+-]@\=\|[*/%|&^~]\|<<\|>>\|[<>]=\=\|<=>\|===\|[=!]=\|[=!]\~\|!\|`\)\%([[:space:];#(]\|$\)\@=" contained containedin=crystalAliasDeclaration,crystalAliasDeclaration2,crystalMethodDeclaration,crystalFunctionDeclaration
Add crystal syntax, closes #118
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syn cluster crystalDeclaration contains=crystalAliasDeclaration,crystalAliasDeclaration2,crystalMethodDeclaration,crystalFunctionDeclaration,crystalModuleDeclaration,crystalClassDeclaration,crystalStructDeclaration,crystalLibDeclaration,crystalMacroDeclaration,crystalFunction,crystalBlockParameter,crystalTypeDeclaration,crystalEnumDeclaration
" Keywords
" Note: the following keywords have already been defined:
" begin case class def do end for if module unless until while
Update
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syn match crystalControl "\<\%(break\|in\|next\|rescue\|return\)\>[?!]\@!"
syn match crystalOperator "\<defined?" display
syn match crystalKeyword "\<\%(super\|previous_def\|yield\|of\|with\|uninitialized\|union\)\>[?!]\@!"
syn match crystalBoolean "\<\%(true\|false\)\>[?!]\@!"
syn match crystalPseudoVariable "\<\%(nil\|self\|__DIR__\|__FILE__\|__LINE__\|__END_LINE__\)\>[?!]\@!" " TODO: reorganise
Add crystal syntax, closes #118
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" Expensive Mode - match 'end' with the appropriate opening keyword for syntax
" based folding and special highlighting of module/class/method definitions
Update
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if !exists('b:crystal_no_expensive') && !exists('g:crystal_no_expensive')
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syn match crystalDefine "\<alias\>" nextgroup=crystalAliasDeclaration skipwhite skipnl
syn match crystalDefine "\<def\>" nextgroup=crystalMethodDeclaration skipwhite skipnl
syn match crystalDefine "\<fun\>" nextgroup=crystalFunctionDeclaration skipwhite skipnl
syn match crystalDefine "\<undef\>" nextgroup=crystalFunction skipwhite skipnl
syn match crystalDefine "\<\%(type\|alias\)\>\%(\s*\h\w*\s*=\)\@=" nextgroup=crystalTypeDeclaration skipwhite skipnl
syn match crystalClass "\<class\>" nextgroup=crystalClassDeclaration skipwhite skipnl
syn match crystalModule "\<module\>" nextgroup=crystalModuleDeclaration skipwhite skipnl
syn match crystalStruct "\<struct\>" nextgroup=crystalStructDeclaration skipwhite skipnl
syn match crystalLib "\<lib\>" nextgroup=crystalLibDeclaration skipwhite skipnl
syn match crystalMacro "\<macro\>" nextgroup=crystalMacroDeclaration skipwhite skipnl
syn match crystalEnum "\<enum\>" nextgroup=crystalEnumDeclaration skipwhite skipnl
syn region crystalMethodBlock start="\<\%(def\|macro\)\>" matchgroup=crystalDefine end="\%(\<\%(def\|macro\)\_s\+\)\@<!\<end\>" contains=ALLBUT,@crystalNotTop fold
syn region crystalBlock start="\<class\>" matchgroup=crystalClass end="\<end\>" contains=ALLBUT,@crystalNotTop fold
syn region crystalBlock start="\<module\>" matchgroup=crystalModule end="\<end\>" contains=ALLBUT,@crystalNotTop fold
syn region crystalBlock start="\<struct\>" matchgroup=crystalStruct end="\<end\>" contains=ALLBUT,@crystalNotTop fold
syn region crystalBlock start="\<lib\>" matchgroup=crystalLib end="\<end\>" contains=ALLBUT,@crystalNotTop fold
syn region crystalBlock start="\<enum\>" matchgroup=crystalEnum end="\<end\>" contains=ALLBUT,@crystalNotTop fold
" modifiers
syn match crystalConditionalModifier "\<\%(if\|unless\|ifdef\)\>" display
syn match crystalRepeatModifier "\<\%(while\|until\)\>" display
syn region crystalDoBlock matchgroup=crystalControl start="\<do\>" end="\<end\>" contains=ALLBUT,@crystalNotTop fold
" curly bracket block or hash literal
syn region crystalCurlyBlock matchgroup=crystalCurlyBlockDelimiter start="{" end="}" contains=ALLBUT,@crystalNotTop fold
syn region crystalArrayLiteral matchgroup=crystalArrayDelimiter start="\%(\w\|[\]})]\)\@<!\[" end="]" contains=ALLBUT,@crystalNotTop fold
" statements without 'do'
Update
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syn region crystalBlockExpression matchgroup=crystalControl start="\<begin\>" end="\<end\>" contains=ALLBUT,@crystalNotTop fold
syn region crystalCaseExpression matchgroup=crystalConditional start="\<case\>" end="\<end\>" contains=ALLBUT,@crystalNotTop fold
syn region crystalSelectExpression matchgroup=crystalConditional start="\<select\>" end="\<end\>" contains=ALLBUT,@crystalNotTop fold
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syn region crystalConditionalExpression matchgroup=crystalConditional start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+=-]\|\%(\<[_[:lower:]][_[:alnum:]]*\)\@<![?!]\)\s*\)\@<=\%(if\|ifdef\|unless\)\>" end="\%(\%(\%(\.\@<!\.\)\|::\)\s*\)\@<!\<end\>" contains=ALLBUT,@crystalNotTop fold
Update
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syn match crystalConditional "\<\%(then\|else\|when\)\>[?!]\@!" contained containedin=crystalCaseExpression
syn match crystalConditional "\<\%(when\|else\)\>[?!]\@!" contained containedin=crystalSelectExpression
Add crystal syntax, closes #118
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syn match crystalConditional "\<\%(then\|else\|elsif\)\>[?!]\@!" contained containedin=crystalConditionalExpression
syn match crystalExceptional "\<\%(\%(\%(;\|^\)\s*\)\@<=rescue\|else\|ensure\)\>[?!]\@!" contained containedin=crystalBlockExpression
syn match crystalMethodExceptional "\<\%(\%(\%(;\|^\)\s*\)\@<=rescue\|else\|ensure\)\>[?!]\@!" contained containedin=crystalMethodBlock
" statements with optional 'do'
syn region crystalOptionalDoLine matchgroup=crystalRepeat start="\<for\>[?!]\@!" start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+-]\|\%(\<[_[:lower:]][_[:alnum:]]*\)\@<![!=?]\)\s*\)\@<=\<\%(until\|while\)\>" matchgroup=crystalOptionalDo end="\%(\<do\>\)" end="\ze\%(;\|$\)" oneline contains=ALLBUT,@crystalNotTop
syn region crystalRepeatExpression start="\<for\>[?!]\@!" start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+-]\|\%(\<[_[:lower:]][_[:alnum:]]*\)\@<![!=?]\)\s*\)\@<=\<\%(until\|while\)\>" matchgroup=crystalRepeat end="\<end\>" contains=ALLBUT,@crystalNotTop nextgroup=crystalOptionalDoLine fold
Update
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if !exists('g:crystal_minlines')
let g:crystal_minlines = 500
Add crystal syntax, closes #118
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endif
Update
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exec 'syn sync minlines=' . g:crystal_minlines
Add crystal syntax, closes #118
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else
syn match crystalControl "\<def\>[?!]\@!" nextgroup=crystalMethodDeclaration skipwhite skipnl
syn match crystalControl "\<fun\>[?!]\@!" nextgroup=crystalFunctionDeclaration skipwhite skipnl
syn match crystalControl "\<class\>[?!]\@!" nextgroup=crystalClassDeclaration skipwhite skipnl
syn match crystalControl "\<module\>[?!]\@!" nextgroup=crystalModuleDeclaration skipwhite skipnl
syn match crystalControl "\<struct\>[?!]\@!" nextgroup=crystalStructDeclaration skipwhite skipnl
syn match crystalControl "\<lib\>[?!]\@!" nextgroup=crystalLibDeclaration skipwhite skipnl
syn match crystalControl "\<macro\>[?!]\@!" nextgroup=crystalMacroDeclaration skipwhite skipnl
syn match crystalControl "\<enum\>[?!]\@!" nextgroup=crystalEnumDeclaration skipwhite skipnl
syn match crystalControl "\<\%(case\|begin\|do\|for\|if\|ifdef\|unless\|while\|until\|else\|elsif\|ensure\|then\|when\|end\)\>[?!]\@!"
syn match crystalKeyword "\<\%(alias\|undef\)\>[?!]\@!"
endif
" Link attribute
syn region crystalLinkAttrRegion start="@\[" nextgroup=crystalLinkAttrRegionInner end="]" contains=crystalLinkAttr,crystalLinkAttrRegionInner transparent display oneline
syn region crystalLinkAttrRegionInner start="\%(@\[\)\@<=" end="]\@=" contained contains=ALLBUT,@crystalNotTop transparent display oneline
syn match crystalLinkAttr "@\[" contained containedin=crystalLinkAttrRegion display
syn match crystalLinkAttr "]" contained containedin=crystalLinkAttrRegion display
" Special Methods
Update
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if !exists('g:crystal_no_special_methods')
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syn keyword crystalAccess protected private
" attr is a common variable name
Update dependencies
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syn keyword crystalAttribute abstract
syn match crystalAttribute "\<\%(class_\)\=\%(getter\|setter\|property\)[!?]\=\s" display
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syn match crystalControl "\<\%(abort\|at_exit\|exit\|fork\|loop\)\>[?!]\@!" display
syn keyword crystalException raise
" false positive with 'include?'
syn match crystalInclude "\<include\>[?!]\@!" display
syn keyword crystalInclude extend require
syn keyword crystalKeyword caller typeof pointerof sizeof instance_sizeof
syn match crystalRecord "\<record\>[?!]\@!" display
endif
" Macro
syn region crystalMacroRegion start="{%" end="%}" contains=ALLBUT,@crystalNotTop transparent display oneline
syn region crystalMacroRegion start="{{" end="}}" contains=ALLBUT,@crystalNotTop transparent display oneline
syn match crystalMacro "\%({%\|%}\|{{\|}}\)" nextgroup=crystalMacroRegion skipwhite display
" Comments and Documentation
syn match crystalSharpBang "\%^#!.*" display
syn keyword crystalTodo FIXME NOTE TODO OPTIMIZE XXX todo contained
syn match crystalComment "#.*" contains=crystalSharpBang,crystalSpaceError,crystalTodo,@Spell
Update
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if !exists('g:crystal_no_comment_fold')
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syn region crystalMultilineComment start="\%(\%(^\s*#.*\n\)\@<!\%(^\s*#.*\n\)\)\%(\(^\s*#.*\n\)\{1,}\)\@=" end="\%(^\s*#.*\n\)\@<=\%(^\s*#.*\n\)\%(^\s*#\)\@!" contains=crystalComment transparent fold keepend
endif
" Note: this is a hack to prevent 'keywords' being highlighted as such when called as methods with an explicit receiver
syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(alias\|begin\|break\|case\|class\|def\|defined\|do\|else\)\>" transparent contains=NONE
syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(elsif\|end\|ensure\|false\|for\|if\|ifdef\|in\|module\|next\|nil\)\>" transparent contains=NONE
syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(rescue\|return\|self\|super\|previous_def\|then\|true\)\>" transparent contains=NONE
syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(undef\|unless\|until\|when\|while\|yield\|with\|__FILE__\|__LINE__\)\>" transparent contains=NONE
syn match crystalKeywordAsMethod "\<\%(alias\|begin\|case\|class\|def\|do\|end\)[?!]" transparent contains=NONE
syn match crystalKeywordAsMethod "\<\%(if\|ifdef\|module\|undef\|unless\|until\|while\)[?!]" transparent contains=NONE
syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(abort\|at_exit\|caller\|exit\)\>" transparent contains=NONE
Update
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syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(extend\|fork\|include\|asm\)\>" transparent contains=NONE
Add crystal syntax, closes #118
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syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(loop\|private\|protected\)\>" transparent contains=NONE
syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(require\|raise\)\>" transparent contains=NONE
syn match crystalKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(typeof\|pointerof\|sizeof\|instance_sizeof\|\)\>" transparent contains=NONE
Update
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hi def link crystalClass crystalDefine
hi def link crystalModule crystalDefine
hi def link crystalStruct crystalDefine
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hi def link crystalLib crystalDefine
Update
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hi def link crystalMacro crystalDefine
Add crystal syntax, closes #118
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hi def link crystalEnum crystalDefine
hi def link crystalMethodExceptional crystalDefine
Update
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hi def link crystalDefine Define
Add crystal syntax, closes #118
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hi def link crystalFunction Function
hi def link crystalConditional Conditional
hi def link crystalConditionalModifier crystalConditional
hi def link crystalExceptional crystalConditional
Update
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hi def link crystalRepeat Repeat
hi def link crystalRepeatModifier crystalRepeat
Add crystal syntax, closes #118
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hi def link crystalOptionalDo crystalRepeat
Update
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hi def link crystalControl Statement
hi def link crystalInclude Include
hi def link crystalRecord Statement
hi def link crystalInteger Number
Add crystal syntax, closes #118
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hi def link crystalASCIICode Character
Update
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hi def link crystalFloat Float
hi def link crystalBoolean Boolean
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hi def link crystalException Exception
Update
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if !exists('g:crystal_no_identifiers')
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hi def link crystalIdentifier Identifier
else
hi def link crystalIdentifier NONE
endif
Update
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hi def link crystalClassVariable crystalIdentifier
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hi def link crystalConstant Type
Update
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hi def link crystalTypeName crystalConstant
hi def link crystalClassName crystalConstant
hi def link crystalModuleName crystalConstant
hi def link crystalStructName crystalConstant
hi def link crystalLibName crystalConstant
hi def link crystalEnumName crystalConstant
Update
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hi def link crystalGlobalVariable crystalIdentifier
hi def link crystalBlockParameter crystalIdentifier
Add crystal syntax, closes #118
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hi def link crystalInstanceVariable crystalIdentifier
hi def link crystalFreshVariable crystalIdentifier
hi def link crystalPredefinedIdentifier crystalIdentifier
hi def link crystalPredefinedConstant crystalPredefinedIdentifier
hi def link crystalPredefinedVariable crystalPredefinedIdentifier
Update
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hi def link crystalSymbol Constant
hi def link crystalKeyword Keyword
Add crystal syntax, closes #118
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hi def link crystalOperator Operator
Update
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hi def link crystalAccess Statement
Add crystal syntax, closes #118
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hi def link crystalAttribute Statement
Update
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hi def link crystalPseudoVariable Constant
Add crystal syntax, closes #118
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hi def link crystalCharLiteral Character
Update
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hi def link crystalComment Comment
Add crystal syntax, closes #118
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hi def link crystalTodo Todo
hi def link crystalStringEscape Special
Update
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hi def link crystalInterpolationDelim Delimiter
hi def link crystalNoInterpolation crystalString
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hi def link crystalSharpBang PreProc
Update
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hi def link crystalRegexpDelimiter crystalStringDelimiter
hi def link crystalSymbolDelimiter crystalStringDelimiter
hi def link crystalStringDelimiter Delimiter
hi def link crystalString String
hi def link crystalHeredoc crystalString
Add crystal syntax, closes #118
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hi def link crystalRegexpEscape crystalRegexpSpecial
hi def link crystalRegexpQuantifier crystalRegexpSpecial
hi def link crystalRegexpAnchor crystalRegexpSpecial
hi def link crystalRegexpDot crystalRegexpCharClass
Update
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hi def link crystalRegexpCharClass crystalRegexpSpecial
hi def link crystalRegexpSpecial Special
hi def link crystalRegexpComment Comment
hi def link crystalRegexp crystalString
Add crystal syntax, closes #118
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hi def link crystalMacro PreProc
Update
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hi def link crystalLinkAttr crystalMacro
hi def link crystalError Error
hi def link crystalInvalidVariable crystalError
Add crystal syntax, closes #118
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hi def link crystalSpaceError crystalError
let b:current_syntax = 'crystal'
" vim: nowrap sw=2 sts=2 ts=8 noet:
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