summaryrefslogtreecommitdiffstats
path: root/syntax
diff options
context:
space:
mode:
Diffstat (limited to 'syntax')
-rw-r--r--syntax/javascript.vim19
-rw-r--r--syntax/nim.vim25
-rw-r--r--syntax/ruby.vim387
-rw-r--r--syntax/scala.vim6
-rw-r--r--syntax/slim.vim7
5 files changed, 310 insertions, 134 deletions
diff --git a/syntax/javascript.vim b/syntax/javascript.vim
index 274eebfe..d677d013 100644
--- a/syntax/javascript.vim
+++ b/syntax/javascript.vim
@@ -99,7 +99,11 @@ syntax match jsRegexpOr "\v\<@!\|" contained
syntax match jsRegexpMod "\v\(@<=\?[:=!>]" contained
syntax cluster jsRegexpSpecial contains=jsSpecial,jsRegexpBoundary,jsRegexpBackRef,jsRegexpQuantifier,jsRegexpOr,jsRegexpMod
syntax region jsRegexpGroup start="\\\@<!(" skip="\\.\|\[\(\\.\|[^]]\)*\]" end="\\\@<!)" contained contains=jsRegexpCharClass,@jsRegexpSpecial keepend
-syntax region jsRegexpString start=+\%(\%(\%(return\|case\)\s\+\)\@50<=\|\%(\%([)\]"']\|\d\|\w\)\s*\)\@50<!\)/\(\*\|/\)\@!+ skip=+\\.\|\[\%(\\.\|[^]]\)*\]+ end=+/[gimy]\{,4}+ contains=jsRegexpCharClass,jsRegexpGroup,@jsRegexpSpecial,@htmlPreproc oneline keepend
+if v:version > 703 || v:version == 603 && has("patch1088")
+ syntax region jsRegexpString start=+\%(\%(\%(return\|case\)\s\+\)\@50<=\|\%(\%([)\]"']\|\d\|\w\)\s*\)\@50<!\)/\(\*\|/\)\@!+ skip=+\\.\|\[\%(\\.\|[^]]\)*\]+ end=+/[gimy]\{,4}+ contains=jsRegexpCharClass,jsRegexpGroup,@jsRegexpSpecial,@htmlPreproc oneline keepend
+else
+ syntax region jsRegexpString start=+\%(\%(\%(return\|case\)\s\+\)\@<=\|\%(\%([)\]"']\|\d\|\w\)\s*\)\@<!\)/\(\*\|/\)\@!+ skip=+\\.\|\[\%(\\.\|[^]]\)*\]+ end=+/[gimy]\{,4}+ contains=jsRegexpCharClass,jsRegexpGroup,@jsRegexpSpecial,@htmlPreproc oneline keepend
+endif
syntax match jsNumber /\<-\=\d\+\(L\|[eE][+-]\=\d\+\)\=\>\|\<0[xX]\x\+\>/
syntax keyword jsNumber Infinity
syntax match jsFloat /\<-\=\%(\d\+\.\d\+\|\d\+\.\|\.\d\+\)\%([eE][+-]\=\d\+\)\=\>/
@@ -187,9 +191,9 @@ syntax cluster jsExpression contains=jsComment,jsLineComment,jsBlockComment,jsTa
syntax cluster jsAll contains=@jsExpression,jsLabel,jsConditional,jsRepeat,jsReturn,jsStatement,jsTernaryIf,jsException
syntax region jsBracket matchgroup=jsBrackets start="\[" end="\]" contains=@jsAll,jsParensErrB,jsParensErrC,jsBracket,jsParen,jsBlock,@htmlPreproc fold
syntax region jsParen matchgroup=jsParens start="(" end=")" contains=@jsAll,jsOf,jsParensErrA,jsParensErrC,jsParen,jsBracket,jsBlock,@htmlPreproc fold extend
-syntax region jsClassBlock matchgroup=jsClassBraces start="{" end="}" contains=jsFuncName,jsClassMethodDefinitions,jsOperator,jsArrowFunction,jsArrowFuncArgs,jsComment,jsBlockComment,jsLineComment contained fold
+syntax region jsClassBlock matchgroup=jsClassBraces start="{" end="}" contains=jsFuncName,jsClassMethodDefinitions,jsOperator,jsArrowFunction,jsArrowFuncArgs,jsComment,jsBlockComment,jsLineComment,jsGenerator contained fold
syntax region jsFuncBlock matchgroup=jsFuncBraces start="{" end="}" contains=@jsAll,jsParensErrA,jsParensErrB,jsParen,jsBracket,jsBlock,@htmlPreproc,jsClassDefinition fold extend
-syntax region jsBlock matchgroup=jsBraces start="{" end="}" contains=@jsAll,jsParensErrA,jsParensErrB,jsParen,jsBracket,jsBlock,jsObjectKey,@htmlPreproc,jsClassDefinition fold extend
+syntax region jsBlock matchgroup=jsBraces start="{" end="}" contains=@jsAll,jsParensErrA,jsParensErrB,jsParen,jsBracket,jsBlock,jsObjectKey,@htmlPreproc,jsClassDefinition extend
syntax region jsTernaryIf matchgroup=jsTernaryIfOperator start=+?+ end=+:+ contains=@jsExpression,jsTernaryIf
"" catch errors caused by wrong parenthesis
@@ -202,8 +206,11 @@ syntax match jsFuncArgDestructuring contained /\({\|}\|=\|:\|\[\|\]\)/ extend
exe 'syntax match jsFunction /\<function\>/ nextgroup=jsGenerator,jsFuncName,jsFuncArgs skipwhite '.(exists('g:javascript_conceal_function') ? 'conceal cchar='.g:javascript_conceal_function : '')
exe 'syntax match jsArrowFunction /=>/ skipwhite nextgroup=jsFuncBlock contains=jsFuncBraces '.(exists('g:javascript_conceal_arrow_function') ? 'conceal cchar='.g:javascript_conceal_arrow_function : '')
-syntax match jsGenerator contained '\*' nextgroup=jsFuncName,jsFuncArgs skipwhite
-syntax match jsFuncName contained /\<[a-zA-Z_$][0-9a-zA-Z_$]*/ nextgroup=jsFuncArgs skipwhite
+syntax match jsGenerator contained /\*/ nextgroup=jsFuncName,jsFuncArgs skipwhite skipempty
+syntax match jsFuncName contained /\<[a-zA-Z_$][0-9a-zA-Z_$]*/ nextgroup=jsFuncArgs skipwhite skipempty
+" These versions of jsFuncName is for use in object declarations with no key
+" syntax match jsFuncName contained /\%(^[\r\n\t ]*\)\@<=[*\r\n\t ]*[a-zA-Z_$][0-9a-zA-Z_$]*[\r\n\t ]*(\@=/ nextgroup=jsFuncArgs skipwhite skipempty containedin=jsBlock contains=jsGenerator
+" syntax match jsFuncName contained /\%(,[\r\n\t ]*\)\@<=[*\r\n\t ]*[a-zA-Z_$][0-9a-zA-Z_$]*[\r\n\t ]*(\@=/ nextgroup=jsFuncArgs skipwhite skipempty containedin=jsBlock contains=jsGenerator
syntax region jsFuncArgs contained matchgroup=jsFuncParens start='(' end=')' contains=jsFuncArgCommas,jsFuncArgRest,jsComment,jsLineComment,jsStringS,jsStringD,jsNumber,jsFuncArgDestructuring,jsArrowFunction,jsParen,jsArrowFuncArgs nextgroup=jsFuncBlock keepend skipwhite skipempty
syntax match jsFuncArgCommas contained ','
syntax match jsFuncArgRest contained /\%(\.\.\.[a-zA-Z_$][0-9a-zA-Z_$]*\))/ contains=jsFuncArgRestDots
@@ -217,7 +224,7 @@ syntax match jsArrowFuncArgs /([^()]*)\s*\(=>\)\@=/ skipempty skipwhite conta
syntax keyword jsClassKeywords extends class contained
syntax match jsClassNoise /\./ contained
syntax keyword jsClassMethodDefinitions get set static contained nextgroup=jsFuncName skipwhite skipempty
-syntax match jsClassDefinition /class [a-zA-Z_$][0-9a-zA-Z_$ \n.]*/ contains=jsClassKeywords,jsClassNoise nextgroup=jsClassBlock skipwhite skipempty
+syntax match jsClassDefinition /\<class\>\%( [a-zA-Z_$][0-9a-zA-Z_$ \n.]*\)*/ contains=jsClassKeywords,jsClassNoise nextgroup=jsClassBlock skipwhite skipempty
" Define the default highlighting.
" For version 5.7 and earlier: only when not done already
diff --git a/syntax/nim.vim b/syntax/nim.vim
index 868da69d..fcf06273 100644
--- a/syntax/nim.vim
+++ b/syntax/nim.vim
@@ -21,25 +21,29 @@ endif
if !exists("nim_highlight_space_errors")
let nim_highlight_space_errors = 1
endif
+if !exists("nim_highlight_special_vars")
+ let nim_highlight_special_vars = 1
+endif
if exists("nim_highlight_all")
let nim_highlight_numbers = 1
let nim_highlight_builtins = 1
let nim_highlight_exceptions = 1
let nim_highlight_space_errors = 1
+ let nim_highlight_special_vars = 1
endif
syn region nimBrackets contained extend keepend matchgroup=Bold start=+\(\\\)\@<!\[+ end=+]\|$+ skip=+\\\s*$\|\(\\\)\@<!\\]+ contains=@tclCommandCluster
syn keyword nimKeyword addr and as asm atomic
syn keyword nimKeyword bind block break
-syn keyword nimKeyword case cast const continue converter
-syn keyword nimKeyword discard distinct div do
+syn keyword nimKeyword case cast concept const continue converter
+syn keyword nimKeyword defer discard distinct div do
syn keyword nimKeyword elif else end enum except export
-syn keyword nimKeyword finally for from
+syn keyword nimKeyword finally for from func
syn keyword nimKeyword generic
syn keyword nimKeyword if import in include interface is isnot iterator
-syn keyword nimKeyword lambda let
+syn keyword nimKeyword let
syn keyword nimKeyword mixin using mod
syn keyword nimKeyword nil not notin
syn keyword nimKeyword object of or out
@@ -59,6 +63,7 @@ syn keyword nimRepeat for while
syn keyword nimConditional if elif else case of
syn keyword nimOperator and in is not or xor shl shr div
syn match nimComment "#.*$" contains=nimTodo,@Spell
+syn region nimComment start="#\[" end="\]#" contains=nimTodo,@Spell
syn keyword nimTodo TODO FIXME XXX contained
syn keyword nimBoolean true false
@@ -89,11 +94,9 @@ if nim_highlight_builtins == 1
" builtin functions, types and objects, not really part of the syntax
syn keyword nimBuiltin int int8 int16 int32 int64 uint uint8 uint16 uint32 uint64 float float32 float64 bool
syn keyword nimBuiltin char string cstring pointer range array openarray seq
- syn keyword nimBuiltin set Byte Natural Positive TObject PObject Conversion TResult TAddress
+ syn keyword nimBuiltin set Byte Natural Positive Conversion
syn keyword nimBuiltin BiggestInt BiggestFloat cchar cschar cshort cint csize cuchar cushort
syn keyword nimBuiltin clong clonglong cfloat cdouble clongdouble cuint culong culonglong cchar
- syn keyword nimBuiltin cstringArray TEndian PFloat32 PFloat64 PInt64 PInt32
- syn keyword nimBuiltin TGC_Strategy TFile TFileMode TFileHandle isMainModule
syn keyword nimBuiltin CompileDate CompileTime nimVersion nimMajor
syn keyword nimBuiltin nimMinor nimPatch cpuEndian hostOS hostCPU inf
syn keyword nimBuiltin neginf nan QuitSuccess QuitFailure dbgLineHook stdin
@@ -107,7 +110,7 @@ if nim_highlight_builtins == 1
syn keyword nimBuiltin swap getRefcount getCurrentException Msg
syn keyword nimBuiltin getOccupiedMem getFreeMem getTotalMem isNil seqToPtr
syn keyword nimBuiltin find pop GC_disable GC_enable GC_fullCollect
- syn keyword nimBuiltin GC_setStrategy GC_enableMarkAnd Sweep
+ syn keyword nimBuiltin GC_setStrategy GC_enableMarkAndSweep GC_Strategy
syn keyword nimBuiltin GC_disableMarkAnd Sweep GC_getStatistics GC_ref
syn keyword nimBuiltin GC_ref GC_ref GC_unref GC_unref GC_unref quit
syn keyword nimBuiltin OpenFile OpenFile CloseFile EndOfFile readChar
@@ -115,6 +118,7 @@ if nim_highlight_builtins == 1
syn keyword nimBuiltin getFileSize ReadBytes ReadChars readBuffer writeBytes
syn keyword nimBuiltin writeChars writeBuffer setFilePos getFilePos
syn keyword nimBuiltin fileHandle countdown countup items lines
+ syn keyword nimBuiltin FileMode File RootObj FileHandle ByteAddress Endianness
endif
if nim_highlight_exceptions == 1
@@ -139,6 +143,10 @@ if nim_highlight_space_errors == 1
syn match nimSpaceError display "\t"
endif
+if nim_highlight_special_vars
+ syn keyword nimSpecialVar result
+endif
+
syn sync match nimSync grouphere NONE "):$"
syn sync maxlines=200
syn sync minlines=2000
@@ -166,6 +174,7 @@ if version >= 508 || !exists("did_nim_syn_inits")
HiLink nimComment Comment
HiLink nimTodo Todo
HiLink nimDecorator Define
+ HiLink nimSpecialVar Identifier
if nim_highlight_numbers == 1
HiLink nimNumber Number
diff --git a/syntax/ruby.vim b/syntax/ruby.vim
index 3a6ef484..0f23fc17 100644
--- a/syntax/ruby.vim
+++ b/syntax/ruby.vim
@@ -11,16 +11,41 @@ if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'ruby') == -1
" Thanks to perl.vim authors, and to Reimer Behrends. :-) (MN)
" ----------------------------------------------------------------------------
+" Prelude {{{1
if exists("b:current_syntax")
finish
endif
+" Folding Config {{{1
if has("folding") && exists("ruby_fold")
setlocal foldmethod=syntax
endif
+let s:foldable_groups = split(
+ \ get(
+ \ b:,
+ \ 'ruby_foldable_groups',
+ \ get(g:, 'ruby_foldable_groups', 'ALL')
+ \ )
+ \ )
+
+function! s:foldable(...) abort
+ if index(s:foldable_groups, 'ALL') > -1
+ return 1
+ endif
+
+ for l:i in a:000
+ if index(s:foldable_groups, l:i) > -1
+ return 1
+ endif
+ endfor
+
+ return 0
+endfunction " }}}
+
syn cluster rubyNotTop contains=@rubyExtendedStringSpecial,@rubyRegexpSpecial,@rubyDeclaration,rubyConditional,rubyExceptional,rubyMethodExceptional,rubyTodo
+" Whitespace Errors {{{1
if exists("ruby_space_errors")
if !exists("ruby_no_trail_space_error")
syn match rubySpaceError display excludenl "\s\+$"
@@ -30,14 +55,14 @@ if exists("ruby_space_errors")
endif
endif
-" Operators
+" Operators {{{1
if exists("ruby_operators")
- syn match rubyOperator "[~!^|*/%+-]\|&\.\@!\|\%(class\s*\)\@<!<<\|<=>\|<=\|\%(<\|\<class\s\+\u\w*\s*\)\@<!<[^<]\@=\|===\|==\|=\~\|>>\|>=\|=\@<!>\|\*\*\|\.\.\.\|\.\.\|::"
+ syn match rubyOperator "[~!^|*/%+-]\|&\.\@!\|\%(class\s*\)\@<!<<\|<=>\|<=\|\%(<\|\<class\s\+\u\w*\s*\)\@<!<[^<]\@=\|===\|==\|=\~\|>>\|>=\|=\@1<!>\|\*\*\|\.\.\.\|\.\.\|::"
syn match rubyOperator "->\|-=\|/=\|\*\*=\|\*=\|&&=\|&=\|&&\|||=\||=\|||\|%=\|+=\|!\~\|!="
- syn region rubyBracketOperator matchgroup=rubyOperator start="\%(\w[?!]\=\|[]})]\)\@<=\[\s*" end="\s*]" contains=ALLBUT,@rubyNotTop
+ syn region rubyBracketOperator matchgroup=rubyOperator start="\%(\w[?!]\=\|[]})]\)\@2<=\[\s*" end="\s*]" contains=ALLBUT,@rubyNotTop
endif
-" Expression Substitution and Backslash Notation
+" Expression Substitution and Backslash Notation {{{1
syn match rubyStringEscape "\\\\\|\\[abefnrstv]\|\\\o\{1,3}\|\\x\x\{1,2}" contained display
syn match rubyStringEscape "\%(\\M-\\C-\|\\C-\\M-\|\\M-\\c\|\\c\\M-\|\\c\|\\C-\|\\M-\)\%(\\\o\{1,3}\|\\x\x\{1,2}\|\\\=\S\)" contained display
syn match rubyQuoteEscape "\\[\\']" contained display
@@ -47,18 +72,19 @@ syn match rubyInterpolation "#\%(\$\|@@\=\)\w\+" display contained con
syn match rubyInterpolationDelimiter "#\ze\%(\$\|@@\=\)\w\+" display contained
syn match rubyInterpolation "#\$\%(-\w\|\W\)" display contained contains=rubyInterpolationDelimiter,rubyPredefinedVariable,rubyInvalidVariable
syn match rubyInterpolationDelimiter "#\ze\$\%(-\w\|\W\)" display contained
-syn region rubyNoInterpolation start="\\#{" end="}" contained
+syn region rubyNoInterpolation start="\\#{" end="}" contained
syn match rubyNoInterpolation "\\#{" display contained
syn match rubyNoInterpolation "\\#\%(\$\|@@\=\)\w\+" display contained
syn match rubyNoInterpolation "\\#\$\W" display contained
-syn match rubyDelimEscape "\\[(<{\[)>}\]]" transparent display contained contains=NONE
+syn match rubyDelimiterEscape "\\[(<{\[)>}\]]" transparent display contained contains=NONE
syn region rubyNestedParentheses start="(" skip="\\\\\|\\)" matchgroup=rubyString end=")" transparent contained
syn region rubyNestedCurlyBraces start="{" skip="\\\\\|\\}" matchgroup=rubyString end="}" transparent contained
syn region rubyNestedAngleBrackets start="<" skip="\\\\\|\\>" matchgroup=rubyString end=">" transparent contained
syn region rubyNestedSquareBrackets start="\[" skip="\\\\\|\\\]" matchgroup=rubyString end="\]" transparent contained
+" Regular Expression Metacharacters {{{1
" These are mostly Oniguruma ready
syn region rubyRegexpComment matchgroup=rubyRegexpSpecial start="(?#" skip="\\)" end=")" contained
syn region rubyRegexpParens matchgroup=rubyRegexpSpecial start="(\(?:\|?<\=[=!]\|?>\|?<[a-z_]\w*>\|?[imx]*-[imx]*:\=\|\%(?#\)\@!\)" skip="\\)" end=")" contained transparent contains=@rubyRegexpSpecial
@@ -81,8 +107,8 @@ syn cluster rubyStringSpecial contains=rubyInterpolation,rubyNoInterpolati
syn cluster rubyExtendedStringSpecial contains=@rubyStringSpecial,rubyNestedParentheses,rubyNestedCurlyBraces,rubyNestedAngleBrackets,rubyNestedSquareBrackets
syn cluster rubyRegexpSpecial contains=rubyInterpolation,rubyNoInterpolation,rubyStringEscape,rubyRegexpSpecial,rubyRegexpEscape,rubyRegexpBrackets,rubyRegexpCharClass,rubyRegexpDot,rubyRegexpQuantifier,rubyRegexpAnchor,rubyRegexpParens,rubyRegexpComment
-" Numbers and ASCII Codes
-syn match rubyASCIICode "\%(\w\|[]})\"'/]\)\@<!\%(?\%(\\M-\\C-\|\\C-\\M-\|\\M-\\c\|\\c\\M-\|\\c\|\\C-\|\\M-\)\=\%(\\\o\{1,3}\|\\x\x\{1,2}\|\\\=\S\)\)"
+" Numbers and ASCII Codes {{{1
+syn match rubyASCIICode "\%(\w\|[]})\"'/]\)\@1<!\%(?\%(\\M-\\C-\|\\C-\\M-\|\\M-\\c\|\\c\\M-\|\\c\|\\C-\|\\M-\)\=\%(\\\o\{1,3}\|\\x\x\{1,2}\|\\\=\S\)\)"
syn match rubyInteger "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<0[xX]\x\+\%(_\x\+\)*r\=i\=\>" display
syn match rubyInteger "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<\%(0[dD]\)\=\%(0\|[1-9]\d*\%(_\d\+\)*\)r\=i\=\>" display
syn match rubyInteger "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<0[oO]\=\o\+\%(_\o\+\)*r\=i\=\>" display
@@ -90,20 +116,26 @@ syn match rubyInteger "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<0[bB][01]\+\%(_[01]\+\)
syn match rubyFloat "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<\%(0\|[1-9]\d*\%(_\d\+\)*\)\.\d\+\%(_\d\+\)*r\=i\=\>" display
syn match rubyFloat "\%(\%(\w\|[]})\"']\s*\)\@<!-\)\=\<\%(0\|[1-9]\d*\%(_\d\+\)*\)\%(\.\d\+\%(_\d\+\)*\)\=\%([eE][-+]\=\d\+\%(_\d\+\)*\)r\=i\=\>" display
-" Identifiers
+" Identifiers {{{1
syn match rubyLocalVariableOrMethod "\<[_[:lower:]][_[:alnum:]]*[?!=]\=" contains=NONE display transparent
syn match rubyBlockArgument "&[_[:lower:]][_[:alnum:]]" contains=NONE display transparent
syn match rubyConstant "\%(\%(^\|[^.]\)\.\s*\)\@<!\<\u\%(\w\|[^\x00-\x7F]\)*\>\%(\s*(\)\@!"
syn match rubyClassVariable "@@\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*" display
-syn match rubyInstanceVariable "@\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*" display
+syn match rubyInstanceVariable "@\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*" display
syn match rubyGlobalVariable "$\%(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\|-.\)"
-syn match rubySymbol "[]})\"':]\@<!:\%(\^\|\~@\|\~\|<<\|<=>\|<=\|<\|===\|[=!]=\|[=!]\~\|!@\|!\|>>\|>=\|>\||\|-@\|-\|/\|\[]=\|\[]\|\*\*\|\*\|&\|%\|+@\|+\|`\)"
-syn match rubySymbol "[]})\"':]\@<!:\$\%(-.\|[`~<=>_,;:!?/.'"@$*\&+0]\)"
-syn match rubySymbol "[]})\"':]\@<!:\%(\$\|@@\=\)\=\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*"
-syn match rubySymbol "[]})\"':]\@<!:\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\%([?!=]>\@!\)\="
-syn region rubySymbol start="[]})\"':]\@<!:'" end="'" skip="\\\\\|\\'" contains=rubyQuoteEscape fold
-syn region rubySymbol start="[]})\"':]\@<!:\"" end="\"" skip="\\\\\|\\\"" contains=@rubyStringSpecial fold
+syn match rubySymbol "[]})\"':]\@1<!:\%(\^\|\~@\|\~\|<<\|<=>\|<=\|<\|===\|[=!]=\|[=!]\~\|!@\|!\|>>\|>=\|>\||\|-@\|-\|/\|\[]=\|\[]\|\*\*\|\*\|&\|%\|+@\|+\|`\)"
+syn match rubySymbol "[]})\"':]\@1<!:\$\%(-.\|[`~<=>_,;:!?/.'"@$*\&+0]\)"
+syn match rubySymbol "[]})\"':]\@1<!:\%(\$\|@@\=\)\=\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*"
+syn match rubySymbol "[]})\"':]\@1<!:\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\%([?!=]>\@!\)\="
+
+if s:foldable(':')
+ syn region rubySymbol start="[]})\"':]\@1<!:'" end="'" skip="\\\\\|\\'" contains=rubyQuoteEscape fold
+ syn region rubySymbol start="[]})\"':]\@1<!:\"" end="\"" skip="\\\\\|\\\"" contains=@rubyStringSpecial fold
+else
+ syn region rubySymbol start="[]})\"':]\@1<!:'" end="'" skip="\\\\\|\\'" contains=rubyQuoteEscape
+ syn region rubySymbol start="[]})\"':]\@1<!:\"" end="\"" skip="\\\\\|\\\"" contains=@rubyStringSpecial
+endif
syn match rubyCapitalizedMethod "\%(\%(^\|[^.]\)\.\s*\)\@<!\<\u\%(\w\|[^\x00-\x7F]\)*\>\%(\s*(\)*\s*(\@="
@@ -120,96 +152,172 @@ syn match rubyPredefinedVariable "$\%(DEBUG\|FILENAME\|KCODE\|LOADED_FEATURES\|L
syn match rubyPredefinedConstant "\%(\%(^\|[^.]\)\.\s*\)\@<!\<\%(ARGF\|ARGV\|ENV\|DATA\|FALSE\|NIL\|STDERR\|STDIN\|STDOUT\|TOPLEVEL_BINDING\|TRUE\)\>\%(\s*(\)\@!"
syn match rubyPredefinedConstant "\%(\%(^\|[^.]\)\.\s*\)\@<!\<\%(RUBY_\%(VERSION\|RELEASE_DATE\|PLATFORM\|PATCHLEVEL\|REVISION\|DESCRIPTION\|COPYRIGHT\|ENGINE\)\)\>\%(\s*(\)\@!"
-" Normal Regular Expression
-syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="\%(\%(^\|\<\%(and\|or\|while\|until\|unless\|if\|elsif\|when\|not\|then\|else\)\|[;\~=!|&(,{[<>?:*+-]\)\s*\)\@<=/" end="/[iomxneus]*" skip="\\\\\|\\/" contains=@rubyRegexpSpecial fold
-syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="\%(\h\k*\s\+\)\@<=/[ \t=]\@!" end="/[iomxneus]*" skip="\\\\\|\\/" contains=@rubyRegexpSpecial fold
+" Normal Regular Expression {{{1
+if s:foldable('/')
+ syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="\%(\%(^\|\<\%(and\|or\|while\|until\|unless\|if\|elsif\|when\|not\|then\|else\)\|[;\~=!|&(,{[<>?:*+-]\)\s*\)\@<=/" end="/[iomxneus]*" skip="\\\\\|\\/" contains=@rubyRegexpSpecial fold
+ syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="\%(\h\k*\s\+\)\@<=/[ \t=]\@!" end="/[iomxneus]*" skip="\\\\\|\\/" contains=@rubyRegexpSpecial fold
+else
+ syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="\%(\%(^\|\<\%(and\|or\|while\|until\|unless\|if\|elsif\|when\|not\|then\|else\)\|[;\~=!|&(,{[<>?:*+-]\)\s*\)\@<=/" end="/[iomxneus]*" skip="\\\\\|\\/" contains=@rubyRegexpSpecial
+ syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="\%(\h\k*\s\+\)\@<=/[ \t=]\@!" end="/[iomxneus]*" skip="\\\\\|\\/" contains=@rubyRegexpSpecial
+endif
-" Generalized Regular Expression
-syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1[iomxneus]*" skip="\\\\\|\\\z1" contains=@rubyRegexpSpecial fold
-syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r{" end="}[iomxneus]*" skip="\\\\\|\\}" contains=@rubyRegexpSpecial fold
-syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r<" end=">[iomxneus]*" skip="\\\\\|\\>" contains=@rubyRegexpSpecial,rubyNestedAngleBrackets,rubyDelimEscape fold
-syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r\[" end="\][iomxneus]*" skip="\\\\\|\\\]" contains=@rubyRegexpSpecial fold
-syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r(" end=")[iomxneus]*" skip="\\\\\|\\)" contains=@rubyRegexpSpecial fold
-syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r\z(\s\)" end="\z1[iomxneus]*" skip="\\\\\|\\\z1" contains=@rubyRegexpSpecial fold
+" Generalized Regular Expression {{{1
+if s:foldable('%')
+ syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1[iomxneus]*" skip="\\\\\|\\\z1" contains=@rubyRegexpSpecial fold
+ syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r{" end="}[iomxneus]*" skip="\\\\\|\\}" contains=@rubyRegexpSpecial fold
+ syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r<" end=">[iomxneus]*" skip="\\\\\|\\>" contains=@rubyRegexpSpecial,rubyNestedAngleBrackets,rubyDelimiterEscape fold
+ syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r\[" end="\][iomxneus]*" skip="\\\\\|\\\]" contains=@rubyRegexpSpecial fold
+ syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r(" end=")[iomxneus]*" skip="\\\\\|\\)" contains=@rubyRegexpSpecial fold
+ syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r\z(\s\)" end="\z1[iomxneus]*" skip="\\\\\|\\\z1" contains=@rubyRegexpSpecial fold
+else
+ syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1[iomxneus]*" skip="\\\\\|\\\z1" contains=@rubyRegexpSpecial
+ syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r{" end="}[iomxneus]*" skip="\\\\\|\\}" contains=@rubyRegexpSpecial
+ syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r<" end=">[iomxneus]*" skip="\\\\\|\\>" contains=@rubyRegexpSpecial,rubyNestedAngleBrackets,rubyDelimiterEscape
+ syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r\[" end="\][iomxneus]*" skip="\\\\\|\\\]" contains=@rubyRegexpSpecial
+ syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r(" end=")[iomxneus]*" skip="\\\\\|\\)" contains=@rubyRegexpSpecial
+ syn region rubyRegexp matchgroup=rubyRegexpDelimiter start="%r\z(\s\)" end="\z1[iomxneus]*" skip="\\\\\|\\\z1" contains=@rubyRegexpSpecial
+endif
-" Normal String
+" Normal String {{{1
let s:spell_cluster = exists('ruby_spellcheck_strings') ? ',@Spell' : ''
-exe 'syn region rubyString matchgroup=rubyStringDelimiter start="\"" end="\"" skip="\\\\\|\\\"" fold contains=@rubyStringSpecial' . s:spell_cluster
-exe 'syn region rubyString matchgroup=rubyStringDelimiter start="''" end="''" skip="\\\\\|\\''" fold contains=rubyQuoteEscape' . s:spell_cluster
-
-" Shell Command Output
-syn region rubyString matchgroup=rubyStringDelimiter start="`" end="`" skip="\\\\\|\\`" contains=@rubyStringSpecial fold
-
-" Generalized Single Quoted String, Symbol and Array of Strings
-syn region rubyString matchgroup=rubyStringDelimiter start="%[qw]\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" fold
-syn region rubyString matchgroup=rubyStringDelimiter start="%[qw]{" end="}" skip="\\\\\|\\}" fold contains=rubyNestedCurlyBraces,rubyDelimEscape
-syn region rubyString matchgroup=rubyStringDelimiter start="%[qw]<" end=">" skip="\\\\\|\\>" fold contains=rubyNestedAngleBrackets,rubyDelimEscape
-syn region rubyString matchgroup=rubyStringDelimiter start="%[qw]\[" end="\]" skip="\\\\\|\\\]" fold contains=rubyNestedSquareBrackets,rubyDelimEscape
-syn region rubyString matchgroup=rubyStringDelimiter start="%[qw](" end=")" skip="\\\\\|\\)" fold contains=rubyNestedParentheses,rubyDelimEscape
-syn region rubyString matchgroup=rubyStringDelimiter start="%q\z(\s\)" end="\z1" skip="\\\\\|\\\z1" fold
-syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" fold
-syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s{" end="}" skip="\\\\\|\\}" fold contains=rubyNestedCurlyBraces,rubyDelimEscape
-syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s<" end=">" skip="\\\\\|\\>" fold contains=rubyNestedAngleBrackets,rubyDelimEscape
-syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s\[" end="\]" skip="\\\\\|\\\]" fold contains=rubyNestedSquareBrackets,rubyDelimEscape
-syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s(" end=")" skip="\\\\\|\\)" fold contains=rubyNestedParentheses,rubyDelimEscape
-syn region rubyString matchgroup=rubyStringDelimiter start="%s\z(\s\)" end="\z1" skip="\\\\\|\\\z1" fold
-
-" Generalized Double Quoted String and Array of Strings and Shell Command Output
+exe 'syn region rubyString matchgroup=rubyStringDelimiter start="\"" end="\"" skip="\\\\\|\\\"" ' .
+ \ (s:foldable('%') ? 'fold' : '') . ' contains=@rubyStringSpecial' . s:spell_cluster
+exe 'syn region rubyString matchgroup=rubyStringDelimiter start="''" end="''" skip="\\\\\|\\''" ' .
+ \ (s:foldable('%') ? 'fold' : '') . ' contains=rubyQuoteEscape' . s:spell_cluster
+
+" Shell Command Output {{{1
+if s:foldable('%')
+ syn region rubyString matchgroup=rubyStringDelimiter start="`" end="`" skip="\\\\\|\\`" contains=@rubyStringSpecial fold
+else
+ syn region rubyString matchgroup=rubyStringDelimiter start="`" end="`" skip="\\\\\|\\`" contains=@rubyStringSpecial
+endif
+
+" Generalized Single Quoted String, Symbol and Array of Strings {{{1
+if s:foldable('%')
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[qw]\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" fold
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[qw]{" end="}" skip="\\\\\|\\}" fold contains=rubyNestedCurlyBraces,rubyDelimiterEscape
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[qw]<" end=">" skip="\\\\\|\\>" fold contains=rubyNestedAngleBrackets,rubyDelimiterEscape
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[qw]\[" end="\]" skip="\\\\\|\\\]" fold contains=rubyNestedSquareBrackets,rubyDelimiterEscape
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[qw](" end=")" skip="\\\\\|\\)" fold contains=rubyNestedParentheses,rubyDelimiterEscape
+ syn region rubyString matchgroup=rubyStringDelimiter start="%q\z(\s\)" end="\z1" skip="\\\\\|\\\z1" fold
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" fold
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s{" end="}" skip="\\\\\|\\}" fold contains=rubyNestedCurlyBraces,rubyDelimiterEscape
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s<" end=">" skip="\\\\\|\\>" fold contains=rubyNestedAngleBrackets,rubyDelimiterEscape
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s\[" end="\]" skip="\\\\\|\\\]" fold contains=rubyNestedSquareBrackets,rubyDelimiterEscape
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s(" end=")" skip="\\\\\|\\)" fold contains=rubyNestedParentheses,rubyDelimiterEscape
+ syn region rubyString matchgroup=rubyStringDelimiter start="%s\z(\s\)" end="\z1" skip="\\\\\|\\\z1" fold
+else
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[qw]\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1"
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[qw]{" end="}" skip="\\\\\|\\}" contains=rubyNestedCurlyBraces,rubyDelimiterEscape
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[qw]<" end=">" skip="\\\\\|\\>" contains=rubyNestedAngleBrackets,rubyDelimiterEscape
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[qw]\[" end="\]" skip="\\\\\|\\\]" contains=rubyNestedSquareBrackets,rubyDelimiterEscape
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[qw](" end=")" skip="\\\\\|\\)" contains=rubyNestedParentheses,rubyDelimiterEscape
+ syn region rubyString matchgroup=rubyStringDelimiter start="%q\z(\s\)" end="\z1" skip="\\\\\|\\\z1"
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1"
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s{" end="}" skip="\\\\\|\\}" contains=rubyNestedCurlyBraces,rubyDelimiterEscape
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s<" end=">" skip="\\\\\|\\>" contains=rubyNestedAngleBrackets,rubyDelimiterEscape
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s\[" end="\]" skip="\\\\\|\\\]" contains=rubyNestedSquareBrackets,rubyDelimiterEscape
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%s(" end=")" skip="\\\\\|\\)" contains=rubyNestedParentheses,rubyDelimiterEscape
+ syn region rubyString matchgroup=rubyStringDelimiter start="%s\z(\s\)" end="\z1" skip="\\\\\|\\\z1"
+endif
+
+" Generalized Double Quoted String and Array of Strings and Shell Command Output {{{1
" Note: %= is not matched here as the beginning of a double quoted string
-syn region rubyString matchgroup=rubyStringDelimiter start="%\z([~`!@#$%^&*_\-+|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial fold
-syn region rubyString matchgroup=rubyStringDelimiter start="%[QWx]\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial fold
-syn region rubyString matchgroup=rubyStringDelimiter start="%[QWx]\={" end="}" skip="\\\\\|\\}" contains=@rubyStringSpecial,rubyNestedCurlyBraces,rubyDelimEscape fold
-syn region rubyString matchgroup=rubyStringDelimiter start="%[QWx]\=<" end=">" skip="\\\\\|\\>" contains=@rubyStringSpecial,rubyNestedAngleBrackets,rubyDelimEscape fold
-syn region rubyString matchgroup=rubyStringDelimiter start="%[QWx]\=\[" end="\]" skip="\\\\\|\\\]" contains=@rubyStringSpecial,rubyNestedSquareBrackets,rubyDelimEscape fold
-syn region rubyString matchgroup=rubyStringDelimiter start="%[QWx]\=(" end=")" skip="\\\\\|\\)" contains=@rubyStringSpecial,rubyNestedParentheses,rubyDelimEscape fold
-syn region rubyString matchgroup=rubyStringDelimiter start="%[Qx]\z(\s\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial fold
-
-" Array of Symbols
-syn region rubySymbol matchgroup=rubySymbolDelimiter start="%i\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" fold
-syn region rubySymbol matchgroup=rubySymbolDelimiter start="%i{" end="}" skip="\\\\\|\\}" fold contains=rubyNestedCurlyBraces,rubyDelimEscape
-syn region rubySymbol matchgroup=rubySymbolDelimiter start="%i<" end=">" skip="\\\\\|\\>" fold contains=rubyNestedAngleBrackets,rubyDelimEscape
-syn region rubySymbol matchgroup=rubySymbolDelimiter start="%i\[" end="\]" skip="\\\\\|\\\]" fold contains=rubyNestedSquareBrackets,rubyDelimEscape
-syn region rubySymbol matchgroup=rubySymbolDelimiter start="%i(" end=")" skip="\\\\\|\\)" fold contains=rubyNestedParentheses,rubyDelimEscape
-
-" Array of interpolated Symbols
-syn region rubySymbol matchgroup=rubySymbolDelimiter start="%I\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial fold
-syn region rubySymbol matchgroup=rubySymbolDelimiter start="%I{" end="}" skip="\\\\\|\\}" contains=@rubyStringSpecial,rubyNestedCurlyBraces,rubyDelimEscape fold
-syn region rubySymbol matchgroup=rubySymbolDelimiter start="%I<" end=">" skip="\\\\\|\\>" contains=@rubyStringSpecial,rubyNestedAngleBrackets,rubyDelimEscape fold
-syn region rubySymbol matchgroup=rubySymbolDelimiter start="%I\[" end="\]" skip="\\\\\|\\\]" contains=@rubyStringSpecial,rubyNestedSquareBrackets,rubyDelimEscape fold
-syn region rubySymbol matchgroup=rubySymbolDelimiter start="%I(" end=")" skip="\\\\\|\\)" contains=@rubyStringSpecial,rubyNestedParentheses,rubyDelimEscape fold
-
-" Here Document
+if s:foldable('%')
+ syn region rubyString matchgroup=rubyStringDelimiter start="%\z([~`!@#$%^&*_\-+|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial fold
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[QWx]\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial fold
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[QWx]\={" end="}" skip="\\\\\|\\}" contains=@rubyStringSpecial,rubyNestedCurlyBraces,rubyDelimiterEscape fold
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[QWx]\=<" end=">" skip="\\\\\|\\>" contains=@rubyStringSpecial,rubyNestedAngleBrackets,rubyDelimiterEscape fold
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[QWx]\=\[" end="\]" skip="\\\\\|\\\]" contains=@rubyStringSpecial,rubyNestedSquareBrackets,rubyDelimiterEscape fold
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[QWx]\=(" end=")" skip="\\\\\|\\)" contains=@rubyStringSpecial,rubyNestedParentheses,rubyDelimiterEscape fold
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[Qx]\z(\s\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial fold
+else
+ syn region rubyString matchgroup=rubyStringDelimiter start="%\z([~`!@#$%^&*_\-+|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[QWx]\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[QWx]\={" end="}" skip="\\\\\|\\}" contains=@rubyStringSpecial,rubyNestedCurlyBraces,rubyDelimiterEscape
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[QWx]\=<" end=">" skip="\\\\\|\\>" contains=@rubyStringSpecial,rubyNestedAngleBrackets,rubyDelimiterEscape
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[QWx]\=\[" end="\]" skip="\\\\\|\\\]" contains=@rubyStringSpecial,rubyNestedSquareBrackets,rubyDelimiterEscape
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[QWx]\=(" end=")" skip="\\\\\|\\)" contains=@rubyStringSpecial,rubyNestedParentheses,rubyDelimiterEscape
+ syn region rubyString matchgroup=rubyStringDelimiter start="%[Qx]\z(\s\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial
+endif
+
+" Array of Symbols {{{1
+if s:foldable('%')
+ " Array of Symbols
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%i\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" fold
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%i{" end="}" skip="\\\\\|\\}" fold contains=rubyNestedCurlyBraces,rubyDelimiterEscape
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%i<" end=">" skip="\\\\\|\\>" fold contains=rubyNestedAngleBrackets,rubyDelimiterEscape
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%i\[" end="\]" skip="\\\\\|\\\]" fold contains=rubyNestedSquareBrackets,rubyDelimiterEscape
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%i(" end=")" skip="\\\\\|\\)" fold contains=rubyNestedParentheses,rubyDelimiterEscape
+
+ " Array of interpolated Symbols
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%I\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial fold
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%I{" end="}" skip="\\\\\|\\}" contains=@rubyStringSpecial,rubyNestedCurlyBraces,rubyDelimiterEscape fold
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%I<" end=">" skip="\\\\\|\\>" contains=@rubyStringSpecial,rubyNestedAngleBrackets,rubyDelimiterEscape fold
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%I\[" end="\]" skip="\\\\\|\\\]" contains=@rubyStringSpecial,rubyNestedSquareBrackets,rubyDelimiterEscape fold
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%I(" end=")" skip="\\\\\|\\)" contains=@rubyStringSpecial,rubyNestedParentheses,rubyDelimiterEscape fold
+else
+ " Array of Symbols
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%i\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1"
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%i{" end="}" skip="\\\\\|\\}" contains=rubyNestedCurlyBraces,rubyDelimiterEscape
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%i<" end=">" skip="\\\\\|\\>" contains=rubyNestedAngleBrackets,rubyDelimiterEscape
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%i\[" end="\]" skip="\\\\\|\\\]" contains=rubyNestedSquareBrackets,rubyDelimiterEscape
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%i(" end=")" skip="\\\\\|\\)" contains=rubyNestedParentheses,rubyDelimiterEscape
+
+ " Array of interpolated Symbols
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%I\z([~`!@#$%^&*_\-+=|\:;"',.?/]\)" end="\z1" skip="\\\\\|\\\z1" contains=@rubyStringSpecial
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%I{" end="}" skip="\\\\\|\\}" contains=@rubyStringSpecial,rubyNestedCurlyBraces,rubyDelimiterEscape
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%I<" end=">" skip="\\\\\|\\>" contains=@rubyStringSpecial,rubyNestedAngleBrackets,rubyDelimiterEscape
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%I\[" end="\]" skip="\\\\\|\\\]" contains=@rubyStringSpecial,rubyNestedSquareBrackets,rubyDelimiterEscape
+ syn region rubySymbol matchgroup=rubySymbolDelimiter start="%I(" end=")" skip="\\\\\|\\)" contains=@rubyStringSpecial,rubyNestedParentheses,rubyDelimiterEscape
+endif
+
+" Here Document {{{1
syn region rubyHeredocStart matchgroup=rubyStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<[-~]\=\zs\%(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)+ end=+$+ oneline contains=ALLBUT,@rubyNotTop
syn region rubyHeredocStart matchgroup=rubyStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<[-~]\=\zs"\%([^"]*\)"+ end=+$+ oneline contains=ALLBUT,@rubyNotTop
syn region rubyHeredocStart matchgroup=rubyStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<[-~]\=\zs'\%([^']*\)'+ end=+$+ oneline contains=ALLBUT,@rubyNotTop
syn region rubyHeredocStart matchgroup=rubyStringDelimiter start=+\%(\%(class\s*\|\%([]})"'.]\|::\)\)\_s*\|\w\)\@<!<<[-~]\=\zs`\%([^`]*\)`+ end=+$+ oneline contains=ALLBUT,@rubyNotTop
-syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<\z(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyStringDelimiter end=+^\z1$+ contains=rubyHeredocStart,rubyHeredoc,@rubyStringSpecial fold keepend
-syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<"\z([^"]*\)"\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyStringDelimiter end=+^\z1$+ contains=rubyHeredocStart,rubyHeredoc,@rubyStringSpecial fold keepend
-syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<'\z([^']*\)'\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyStringDelimiter end=+^\z1$+ contains=rubyHeredocStart,rubyHeredoc fold keepend
-syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<`\z([^`]*\)`\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyStringDelimiter end=+^\z1$+ contains=rubyHeredocStart,rubyHeredoc,@rubyStringSpecial fold keepend
+if s:foldable('<<')
+ syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<\z(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyStringDelimiter end=+^\z1$+ contains=rubyHeredocStart,rubyHeredoc,@rubyStringSpecial fold keepend
+ syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<"\z([^"]*\)"\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyStringDelimiter end=+^\z1$+ contains=rubyHeredocStart,rubyHeredoc,@rubyStringSpecial fold keepend
+ syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<'\z([^']*\)'\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyStringDelimiter end=+^\z1$+ contains=rubyHeredocStart,rubyHeredoc fold keepend
+ syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<`\z([^`]*\)`\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyStringDelimiter end=+^\z1$+ contains=rubyHeredocStart,rubyHeredoc,@rubyStringSpecial fold keepend
-syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<[-~]\z(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyStringDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart,@rubyStringSpecial fold keepend
-syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<[-~]"\z([^"]*\)"\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyStringDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart,@rubyStringSpecial fold keepend
-syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<[-~]'\z([^']*\)'\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyStringDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart fold keepend
-syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<[-~]`\z([^`]*\)`\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyStringDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart,@rubyStringSpecial fold keepend
+ syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<[-~]\z(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyStringDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart,@rubyStringSpecial fold keepend
+ syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<[-~]"\z([^"]*\)"\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyStringDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart,@rubyStringSpecial fold keepend
+ syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<[-~]'\z([^']*\)'\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyStringDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart fold keepend
+ syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<[-~]`\z([^`]*\)`\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyStringDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart,@rubyStringSpecial fold keepend
+else
+ syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<\z(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyStringDelimiter end=+^\z1$+ contains=rubyHeredocStart,rubyHeredoc,@rubyStringSpecial keepend
+ syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<"\z([^"]*\)"\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyStringDelimiter end=+^\z1$+ contains=rubyHeredocStart,rubyHeredoc,@rubyStringSpecial keepend
+ syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<'\z([^']*\)'\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyStringDelimiter end=+^\z1$+ contains=rubyHeredocStart,rubyHeredoc keepend
+ syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]})"'.]\)\s\|\w\)\@<!<<`\z([^`]*\)`\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+2 matchgroup=rubyStringDelimiter end=+^\z1$+ contains=rubyHeredocStart,rubyHeredoc,@rubyStringSpecial keepend
+
+ syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<[-~]\z(\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*\)\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyStringDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart,@rubyStringSpecial keepend
+ syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<[-~]"\z([^"]*\)"\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyStringDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart,@rubyStringSpecial keepend
+ syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<[-~]'\z([^']*\)'\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyStringDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart keepend
+ syn region rubyString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<[-~]`\z([^`]*\)`\ze\%(.*<<[-~]\=['`"]\=\h\)\@!+hs=s+3 matchgroup=rubyStringDelimiter end=+^\s*\zs\z1$+ contains=rubyHeredocStart,@rubyStringSpecial keepend
+endif
+" eRuby Config {{{1
if exists('main_syntax') && main_syntax == 'eruby'
let b:ruby_no_expensive = 1
end
+" Module, Class, Method and Alias Declarations {{{1
syn match rubyAliasDeclaration "[^[:space:];#.()]\+" contained contains=rubySymbol,rubyGlobalVariable,rubyPredefinedVariable nextgroup=rubyAliasDeclaration2 skipwhite
syn match rubyAliasDeclaration2 "[^[:space:];#.()]\+" contained contains=rubySymbol,rubyGlobalVariable,rubyPredefinedVariable
syn match rubyMethodDeclaration "[^[:space:];#(]\+" contained contains=rubyConstant,rubyBoolean,rubyPseudoVariable,rubyInstanceVariable,rubyClassVariable,rubyGlobalVariable
syn match rubyClassDeclaration "[^[:space:];#<]\+" contained contains=rubyConstant,rubyOperator
syn match rubyModuleDeclaration "[^[:space:];#<]\+" contained contains=rubyConstant,rubyOperator
syn match rubyFunction "\<[_[:alpha:]][_[:alnum:]]*[?!=]\=[[:alnum:]_.:?!=]\@!" contained containedin=rubyMethodDeclaration
-syn match rubyFunction "\%(\s\|^\)\@<=[_[:alpha:]][_[:alnum:]]*[?!=]\=\%(\s\|$\)\@=" contained containedin=rubyAliasDeclaration,rubyAliasDeclaration2
-syn match rubyFunction "\%([[:space:].]\|^\)\@<=\%(\[\]=\=\|\*\*\|[-+!~]@\=\|[*/%|&^~]\|<<\|>>\|[<>]=\=\|<=>\|===\|[=!]=\|[=!]\~\|!\|`\)\%([[:space:];#(]\|$\)\@=" contained containedin=rubyAliasDeclaration,rubyAliasDeclaration2,rubyMethodDeclaration
+syn match rubyFunction "\%(\s\|^\)\@1<=[_[:alpha:]][_[:alnum:]]*[?!=]\=\%(\s\|$\)\@=" contained containedin=rubyAliasDeclaration,rubyAliasDeclaration2
+syn match rubyFunction "\%([[:space:].]\|^\)\@2<=\%(\[\]=\=\|\*\*\|[-+!~]@\=\|[*/%|&^~]\|<<\|>>\|[<>]=\=\|<=>\|===\|[=!]=\|[=!]\~\|!\|`\)\%([[:space:];#(]\|$\)\@=" contained containedin=rubyAliasDeclaration,rubyAliasDeclaration2,rubyMethodDeclaration
syn cluster rubyDeclaration contains=rubyAliasDeclaration,rubyAliasDeclaration2,rubyMethodDeclaration,rubyModuleDeclaration,rubyClassDeclaration,rubyFunction,rubyBlockParameter
-" Keywords
+" Keywords {{{1
" Note: the following keywords have already been defined:
" begin case class def do end for if module unless until while
syn match rubyControl "\<\%(and\|break\|in\|next\|not\|or\|redo\|rescue\|retry\|return\)\>[?!]\@!"
@@ -219,8 +327,9 @@ syn match rubyBoolean "\<\%(true\|false\)\>[?!]\@!"
syn match rubyPseudoVariable "\<\%(nil\|self\|__ENCODING__\|__dir__\|__FILE__\|__LINE__\|__callee__\|__method__\)\>[?!]\@!" " TODO: reorganise
syn match rubyBeginEnd "\<\%(BEGIN\|END\)\>[?!]\@!"
-" Expensive Mode - match 'end' with the appropriate opening keyword for syntax
-" based folding and special highlighting of module/class/method definitions
+" 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
@@ -228,23 +337,66 @@ if !exists("b:ruby_no_expensive") && !exists("ruby_no_expensive")
syn match rubyClass "\<class\>" nextgroup=rubyClassDeclaration skipwhite skipnl
syn match rubyModule "\<module\>" nextgroup=rubyModuleDeclaration skipwhite skipnl
- syn region rubyMethodBlock start="\<def\>" matchgroup=rubyDefine end="\%(\<def\_s\+\)\@<!\<end\>" contains=ALLBUT,@rubyNotTop fold
- syn region rubyBlock start="\<class\>" matchgroup=rubyClass end="\<end\>" contains=ALLBUT,@rubyNotTop fold
- syn region rubyBlock start="\<module\>" matchgroup=rubyModule end="\<end\>" contains=ALLBUT,@rubyNotTop fold
+ if s:foldable('def')
+ syn region rubyMethodBlock start="\<def\>" matchgroup=rubyDefine end="\%(\<def\_s\+\)\@<!\<end\>" contains=ALLBUT,@rubyNotTop fold
+ else
+ syn region rubyMethodBlock start="\<def\>" matchgroup=rubyDefine end="\%(\<def\_s\+\)\@<!\<end\>" contains=ALLBUT,@rubyNotTop
+ endif
+
+ if s:foldable('class')
+ syn region rubyBlock start="\<class\>" matchgroup=rubyClass end="\<end\>" contains=ALLBUT,@rubyNotTop fold
+ else
+ syn region rubyBlock start="\<class\>" matchgroup=rubyClass end="\<end\>" contains=ALLBUT,@rubyNotTop
+ endif
+
+ if s:foldable('module')
+ syn region rubyBlock start="\<module\>" matchgroup=rubyModule end="\<end\>" contains=ALLBUT,@rubyNotTop fold
+ else
+ syn region rubyBlock start="\<module\>" matchgroup=rubyModule end="\<end\>" contains=ALLBUT,@rubyNotTop
+ endif
" modifiers
- syn match rubyConditionalModifier "\<\%(if\|unless\)\>" display
- syn match rubyRepeatModifier "\<\%(while\|until\)\>" display
+ syn match rubyLineContinuation "\\$" nextgroup=rubyConditionalModifier,rubyRepeatModifier skipwhite skipnl
+ syn match rubyConditionalModifier "\<\%(if\|unless\)\>"
+ syn match rubyRepeatModifier "\<\%(while\|until\)\>"
+
+ if s:foldable('do')
+ syn region rubyDoBlock matchgroup=rubyControl start="\<do\>" end="\<end\>" contains=ALLBUT,@rubyNotTop fold
+ else
+ syn region rubyDoBlock matchgroup=rubyControl start="\<do\>" end="\<end\>" contains=ALLBUT,@rubyNotTop
+ endif
- syn region rubyDoBlock matchgroup=rubyControl start="\<do\>" end="\<end\>" contains=ALLBUT,@rubyNotTop fold
" curly bracket block or hash literal
- syn region rubyCurlyBlock matchgroup=rubyCurlyBlockDelimiter start="{" end="}" contains=ALLBUT,@rubyNotTop fold
- syn region rubyArrayLiteral matchgroup=rubyArrayDelimiter start="\%(\w\|[\]})]\)\@<!\[" end="]" contains=ALLBUT,@rubyNotTop fold
+ if s:foldable('{')
+ syn region rubyCurlyBlock matchgroup=rubyCurlyBlockDelimiter start="{" end="}" contains=ALLBUT,@rubyNotTop fold
+ else
+ syn region rubyCurlyBlock matchgroup=rubyCurlyBlockDelimiter start="{" end="}" contains=ALLBUT,@rubyNotTop
+ endif
+
+ if s:foldable('[')
+ syn region rubyArrayLiteral matchgroup=rubyArrayDelimiter start="\%(\w\|[\]})]\)\@<!\[" end="]" contains=ALLBUT,@rubyNotTop fold
+ else
+ syn region rubyArrayLiteral matchgroup=rubyArrayDelimiter start="\%(\w\|[\]})]\)\@<!\[" end="]" contains=ALLBUT,@rubyNotTop
+ endif
" statements without 'do'
- syn region rubyBlockExpression matchgroup=rubyControl start="\<begin\>" end="\<end\>" contains=ALLBUT,@rubyNotTop fold
- syn region rubyCaseExpression matchgroup=rubyConditional start="\<case\>" end="\<end\>" contains=ALLBUT,@rubyNotTop fold
- syn region rubyConditionalExpression matchgroup=rubyConditional start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*%&^|+=-]\|\%(\<[_[:lower:]][_[:alnum:]]*\)\@<![?!]\)\s*\)\@<=\%(\\\n\s*\)\@<!\%(if\|unless\)\>" end="\%(\%(\%(\.\@<!\.\)\|::\)\s*\)\@<!\<end\>" contains=ALLBUT,@rubyNotTop fold
+ if s:foldable('begin')
+ syn region rubyBlockExpression matchgroup=rubyControl start="\<begin\>" end="\<end\>" contains=ALLBUT,@rubyNotTop fold
+ else
+ syn region rubyBlockExpression matchgroup=rubyControl start="\<begin\>" end="\<end\>" contains=ALLBUT,@rubyNotTop
+ endif
+
+ if s:foldable('case')
+ syn region rubyCaseExpression matchgroup=rubyConditional start="\<case\>" end="\<end\>" contains=ALLBUT,@rubyNotTop fold
+ else
+ syn region rubyCaseExpression matchgroup=rubyConditional start="\<case\>" end="\<end\>" contains=ALLBUT,@rubyNotTop
+ endif
+
+ if s:foldable('if')
+ syn region rubyConditionalExpression matchgroup=rubyConditional start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*%&^|+=-]\|\%(\<[_[:lower:]][_[:alnum:]]*\)\@<![?!]\)\s*\)\@<=\%(if\|unless\)\>" end="\%(\%(\%(\.\@1<!\.\)\|::\)\s*\)\@<!\<end\>" contains=ALLBUT,@rubyNotTop fold
+ else
+ syn region rubyConditionalExpression matchgroup=rubyConditional start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*%&^|+=-]\|\%(\<[_[:lower:]][_[:alnum:]]*\)\@<![?!]\)\s*\)\@<=\%(if\|unless\)\>" end="\%(\%(\%(\.\@1<!\.\)\|::\)\s*\)\@<!\<end\>" contains=ALLBUT,@rubyNotTop
+ endif
syn match rubyConditional "\<\%(then\|else\|when\)\>[?!]\@!" contained containedin=rubyCaseExpression
syn match rubyConditional "\<\%(then\|else\|elsif\)\>[?!]\@!" contained containedin=rubyConditionalExpression
@@ -254,7 +406,12 @@ if !exists("b:ruby_no_expensive") && !exists("ruby_no_expensive")
" statements with optional 'do'
syn region rubyOptionalDoLine matchgroup=rubyRepeat start="\<for\>[?!]\@!" start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+-]\|\%(\<[_[:lower:]][_[:alnum:]]*\)\@<![!=?]\)\s*\)\@<=\<\%(until\|while\)\>" matchgroup=rubyOptionalDo end="\%(\<do\>\)" end="\ze\%(;\|$\)" oneline contains=ALLBUT,@rubyNotTop
- syn region rubyRepeatExpression start="\<for\>[?!]\@!" start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+-]\|\%(\<[_[:lower:]][_[:alnum:]]*\)\@<![!=?]\)\s*\)\@<=\<\%(until\|while\)\>" matchgroup=rubyRepeat end="\<end\>" contains=ALLBUT,@rubyNotTop nextgroup=rubyOptionalDoLine fold
+
+ if s:foldable('for')
+ syn region rubyRepeatExpression start="\<for\>[?!]\@!" start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+-]\|\%(\<[_[:lower:]][_[:alnum:]]*\)\@<![!=?]\)\s*\)\@<=\<\%(until\|while\)\>" matchgroup=rubyRepeat end="\<end\>" contains=ALLBUT,@rubyNotTop nextgroup=rubyOptionalDoLine fold
+ else
+ syn region rubyRepeatExpression start="\<for\>[?!]\@!" start="\%(\%(^\|\.\.\.\=\|[{:,;([<>~\*/%&^|+-]\|\%(\<[_[:lower:]][_[:alnum:]]*\)\@<![!=?]\)\s*\)\@<=\<\%(until\|while\)\>" matchgroup=rubyRepeat end="\<end\>" contains=ALLBUT,@rubyNotTop nextgroup=rubyOptionalDoLine
+ endif
if !exists("ruby_minlines")
let ruby_minlines = 500
@@ -269,7 +426,7 @@ else
syn match rubyKeyword "\<\%(alias\|undef\)\>[?!]\@!"
endif
-" Special Methods
+" Special Methods {{{1
if !exists("ruby_no_special_methods")
syn keyword rubyAccess public protected private public_class_method private_class_method public_constant private_constant module_function
" attr is a common variable name
@@ -284,41 +441,36 @@ if !exists("ruby_no_special_methods")
syn keyword rubyKeyword callcc caller lambda proc
endif
-" Comments and Documentation
+" Comments and Documentation {{{1
syn match rubySharpBang "\%^#!.*" display
syn keyword rubyTodo FIXME NOTE TODO OPTIMIZE HACK REVIEW XXX todo contained
syn match rubyComment "#.*" contains=rubySharpBang,rubySpaceError,rubyTodo,@Spell
-if !exists("ruby_no_comment_fold")
+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
+" Keyword Nobbling {{{1
" Note: this is a hack to prevent 'keywords' being highlighted as such when called as methods with an explicit receiver
-syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(alias\|and\|begin\|break\|case\|class\|def\|defined\|do\|else\)\>" transparent contains=NONE
-syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(elsif\|end\|ensure\|false\|for\|if\|in\|module\|next\|nil\)\>" transparent contains=NONE
-syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(not\|or\|redo\|refine\|rescue\|retry\|return\|self\|super\|then\|true\)\>" transparent contains=NONE
-syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(undef\|unless\|until\|when\|while\|yield\|BEGIN\|END\|__FILE__\|__LINE__\)\>" transparent contains=NONE
-
-syn match rubyKeywordAsMethod "\<\%(alias\|begin\|case\|class\|def\|do\|end\)[?!]" transparent contains=NONE
-syn match rubyKeywordAsMethod "\<\%(if\|module\|refine\|undef\|unless\|until\|while\)[?!]" transparent contains=NONE
-
-syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(abort\|at_exit\|attr\|attr_accessor\|attr_reader\)\>" transparent contains=NONE
-syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(attr_writer\|autoload\|callcc\|catch\|caller\)\>" transparent contains=NONE
-syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(eval\|class_eval\|instance_eval\|module_eval\|exit\)\>" transparent contains=NONE
-syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(extend\|fail\|fork\|include\|lambda\)\>" transparent contains=NONE
-syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(load\|loop\|prepend\|private\|proc\|protected\)\>" transparent contains=NONE
-syn match rubyKeywordAsMethod "\%(\%(\.\@<!\.\)\|::\)\_s*\%(public\|require\|require_relative\|raise\|throw\|trap\|using\)\>" transparent contains=NONE
+syn match rubyKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%([_[:lower:]][_[:alnum:]]*\|\<\%(BEGIN\|END\)\>\)" transparent contains=NONE
+syn match rubyKeywordAsMethod "\(defined?\|exit!\)\@!\<[_[:lower:]][_[:alnum:]]*[?!]" transparent contains=NONE
+" More Symbols {{{1
syn match rubySymbol "\%([{(,]\_s*\)\@<=\l\w*[!?]\=::\@!"he=e-1
-syn match rubySymbol "[]})\"':]\@<!\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*[!?]\=:[[:space:],]\@="he=e-1
+syn match rubySymbol "[]})\"':]\@1<!\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*[!?]\=:[[:space:],]\@="he=e-1
syn match rubySymbol "\%([{(,]\_s*\)\@<=[[:space:],{]\l\w*[!?]\=::\@!"hs=s+1,he=e-1
syn match rubySymbol "[[:space:],{(]\%(\h\|[^\x00-\x7F]\)\%(\w\|[^\x00-\x7F]\)*[!?]\=:[[:space:],]\@="hs=s+1,he=e-1
-" __END__ Directive
-syn region rubyData matchgroup=rubyDataDirective start="^__END__$" end="\%$" fold
+" __END__ Directive {{{1
+if s:foldable('__END__')
+ syn region rubyData matchgroup=rubyDataDirective start="^__END__$" end="\%$" fold
+else
+ syn region rubyData matchgroup=rubyDataDirective start="^__END__$" end="\%$"
+endif
+" Default Highlighting {{{1
hi def link rubyClass rubyDefine
hi def link rubyModule rubyDefine
hi def link rubyMethodExceptional rubyDefine
@@ -389,8 +541,9 @@ hi def link rubyInvalidVariable Error
hi def link rubyError Error
hi def link rubySpaceError rubyError
+" Postscript {{{1
let b:current_syntax = "ruby"
-" vim: nowrap sw=2 sts=2 ts=8 noet:
+" vim: nowrap sw=2 sts=2 ts=8 noet fdm=marker:
endif
diff --git a/syntax/scala.vim b/syntax/scala.vim
index f8e2dd98..5e12b999 100644
--- a/syntax/scala.vim
+++ b/syntax/scala.vim
@@ -132,7 +132,7 @@ hi link scalaKeywordModifier Function
syn keyword scalaSpecial this true false ne eq
syn keyword scalaSpecial new nextgroup=scalaInstanceDeclaration skipwhite
syn match scalaSpecial "\%(=>\|⇒\|<-\|←\|->\|→\)"
-syn match scalaSpecial /`[^`]*`/ " Backtick literals
+syn match scalaSpecial /`[^`]\+`/ " Backtick literals
hi link scalaSpecial PreProc
syn keyword scalaExternal package import
@@ -188,8 +188,8 @@ hi link scalaTypeAnnotationParameter Function
syn match scalaShebang "\%^#!.*" display
syn region scalaMultilineComment start="/\*" end="\*/" contains=scalaMultilineComment,scalaDocLinks,scalaParameterAnnotation,scalaCommentAnnotation,scalaTodo,scalaCommentCodeBlock,@Spell keepend fold
syn match scalaCommentAnnotation "@[_A-Za-z0-9$]\+" contained
-syn match scalaParameterAnnotation "@param" nextgroup=scalaParamAnnotationValue skipwhite contained
-syn match scalaParamAnnotationValue /[`_A-Za-z0-9$]\+/ contained
+syn match scalaParameterAnnotation "\%(@tparam\|@param\|@see\)" nextgroup=scalaParamAnnotationValue skipwhite contained
+syn match scalaParamAnnotationValue /[.`_A-Za-z0-9$]\+/ contained
syn region scalaDocLinks start="\[\[" end="\]\]" contained
syn region scalaCommentCodeBlock matchgroup=Keyword start="{{{" end="}}}" contained
syn match scalaTodo "\vTODO|FIXME|XXX" contained
diff --git a/syntax/slim.vim b/syntax/slim.vim
index 995186c5..3f33e17d 100644
--- a/syntax/slim.vim
+++ b/syntax/slim.vim
@@ -68,6 +68,12 @@ syn region slimInterpolation matchgroup=slimInterpolationDelimiter start="#{" en
syn region slimInterpolation matchgroup=slimInterpolationDelimiter start="#{{" end="}}" contains=@hamlRubyTop containedin=javascriptStringS,javascriptStringD,slimWrappedAttrs
syn match slimInterpolationEscape "\\\@<!\%(\\\\\)*\\\%(\\\ze#{\|#\ze{\)"
+syn region slimPlainFilter matchgroup=slimFilter start="^\z(\s*\)\%(rdoc\|textile\|markdown\|wiki\):\s*$" end="^\%(\z1 \| *$\)\@!"
+syn region slimJavascriptFilter matchgroup=slimFilter start="^\z(\s*\)javascript:\s*$" end="^\%(\z1 \| *$\)\@!" contains=@htmlJavaScript,slimInterpolation keepend
+syn region slimCoffeeFilter matchgroup=slimFilter start="^\z(\s*\)coffee:\s*$" end="^\%(\z1 \| *$\)\@!" contains=@coffeeAll,slimInterpolation keepend
+syn region slimCSSFilter matchgroup=slimFilter start="^\z(\s*\)css:\s*$" end="^\%(\z1 \| *$\)\@!" contains=@htmlCss,slimInterpolation keepend
+syn region slimSassFilter matchgroup=slimFilter start="^\z(\s*\)sass:\s*$" end="^\%(\z1 \| *$\)\@!" contains=@hamlSassTop
+
syn region slimRuby matchgroup=slimRubyOutputChar start="\s*[=]\==[']\=" skip="\%\(,\s*\|\\\)$" end="$" contained contains=@slimRubyTop keepend
syn region slimRuby matchgroup=slimRubyChar start="\s*-" skip="\%\(,\s*\|\\\)$" end="$" contained contains=@slimRubyTop keepend
@@ -100,6 +106,7 @@ hi def link slimTodo Todo
hi def link slimWrappedAttrValueDelimiter Delimiter
hi def link slimWrappedAttrsDelimiter Delimiter
hi def link slimInlineTagChar Delimiter
+hi def link slimFilter PreProc
let b:current_syntax = "slim"