This commit is contained in:
Adam Stankiewicz
2021-01-14 20:59:40 +01:00
parent 7bde552a46
commit 22040ce638
28 changed files with 273 additions and 430 deletions

View File

@@ -93,10 +93,6 @@ syn match crystalStringEscape "\\\\\|\\[abefnrstv]\|\\\o\{1,3}\|\\x\x\{1,2}"
syn match crystalStringEscape "\%(\\M-\\C-\|\\C-\\M-\|\\M-\\c\|\\c\\M-\|\\c\|\\C-\|\\M-\)\%(\\\o\{1,3}\|\\x\x\{1,2}\|\\\=\S\)" contained display
syn region crystalInterpolation matchgroup=crystalInterpolationDelim start="#{" end="}" contained contains=TOP
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
syn region crystalNoInterpolation start="\\#{" end="}" contained
syn match crystalNoInterpolation "\\#{" display contained
syn match crystalNoInterpolation "\\#\%(\$\|@@\=\)\w\+" display contained
@@ -156,7 +152,6 @@ syn match crystalAnnotationName "\%(\%([.@$]\@1<!\.\)\@1<!\<\|::\)\_s*\zs\u\w
syn match crystalConstant "\%(\%([.@$]\@1<!\.\)\@1<!\<\|::\)\_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]\)\@1<!%\%(\h\|[^\x00-\x7F]\)\%(\w\|%\|[^\x00-\x7F]\)*" display
syn match crystalSymbol "[]})\"':]\@1<!:\%(\^\|\~\|<<\|<=>\|<=\|<\|===\|[=!]=\|[=!]\~\|!\|>>\|>=\|>\||\|-@\|-\|/\|\[][=?]\|\[]\|\*\*\|\*\|&\|%\|+@\|+\|`\)"
syn match crystalSymbol "[]})\"':]\@1<!:\$\%(-.\|[`~<=>_,;:!?/.'"@$*\&+0]\)"
@@ -172,17 +167,11 @@ SynFold ':' syn region crystalSymbol start="[]})\"':]\@1<!:\"" end="\"" skip="\\
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 "\%(\%(\.\@1<!\.\)\@2<!\|::\)\_s*\zs\%(MatchingData\|ARGF\|ARGV\|ENV\)\>\%(\s*(\)\@!"
syn match crystalPredefinedConstant "\%(\%(\.\@1<!\.\)\@2<!\|::\)\_s*\zs\%(DATA\|FALSE\|NIL\)\>\%(\s*(\)\@!"
syn match crystalPredefinedConstant "\%(\%(\.\@1<!\.\)\@2<!\|::\)\_s*\zs\%(STDERR\|STDIN\|STDOUT\|TOPLEVEL_BINDING\|TRUE\)\>\%(\s*(\)\@!"
syn match crystalPredefinedConstant "\%(\%(\.\@1<!\.\)\@2<!\|::\)\_s*\zs\%(crystal_\%(VERSION\|RELEASE_DATE\|PLATFORM\|PATCHLEVEL\|REVISION\|DESCRIPTION\|COPYRIGHT\|ENGINE\)\)\>\%(\s*(\)\@!"
" In Crystal, almost all special variables were removed and global variables
" are not supported https://github.com/crystal-lang/crystal/commit/e872c716d0e936557b34c614efc5a4c24d845f79
" NOTE: Only $~ and $? are supported since they are actually not global.
syn match crystalPredefinedVariable "$[~?]"
syn match crystalPredefinedConstant "\%(\%(\.\@1<!\.\)\@2<!\|::\)\_s*\zs\%(ARGF\|ARGV\|ENV\|STDERR\|STDIN\|STDOUT\)\>\%(\s*(\)\@!"
" Normal Regular Expression
SynFold '/' syn region crystalRegexp matchgroup=crystalRegexpDelimiter start="\%(\%(^\|\<\%(and\|or\|while\|until\|unless\|if\|elsif\|ifdef\|when\|in\|not\|then\|else\)\|[;\~=!|&(,[<>?:*+-]\)\s*\)\@<=/" end="/[imx]*" skip="\\\\\|\\/" contains=@crystalRegexpSpecial
@@ -250,9 +239,9 @@ SynFold '<<' syn region crystalString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\
SynFold '<<' syn region crystalString start=+\%(\%(class\|::\)\_s*\|\%([]}).]\)\s\|\w\)\@<!<<-`\z([^`]*\)`\ze\%(.*<<-\=['`"]\=\h\)\@!+hs=s+3 matchgroup=crystalStringDelimiter end=+^\s*\zs\z1$+ contains=crystalHeredocStart,@crystalStringSpecial keepend
" Module, Class, Method, and Alias Declarations
syn match crystalAliasDeclaration "[^[:space:];#.()]\+" contained contains=crystalSymbol,crystalGlobalVariable,crystalPredefinedVariable nextgroup=crystalAliasDeclaration2 skipwhite
syn match crystalAliasDeclaration2 "[^[:space:];#.()]\+" contained contains=crystalSymbol,crystalGlobalVariable,crystalPredefinedVariable
syn match crystalMethodDeclaration "[^[:space:];#(]\+" contained contains=crystalConstant,crystalFunction,crystalBoolean,crystalPseudoVariable,crystalInstanceVariable,crystalClassVariable,crystalGlobalVariable
syn match crystalAliasDeclaration "[^[:space:];#.()]\+" contained contains=crystalSymbol,crystalPredefinedVariable nextgroup=crystalAliasDeclaration2 skipwhite
syn match crystalAliasDeclaration2 "[^[:space:];#.()]\+" contained contains=crystalSymbol,crystalPredefinedVariable
syn match crystalMethodDeclaration "[^[:space:];#(]\+" contained contains=crystalConstant,crystalFunction,crystalBoolean,crystalPseudoVariable,crystalInstanceVariable,crystalClassVariable
syn match crystalFunctionDeclaration "[^[:space:];#(=]\+" contained contains=crystalFunction
syn match crystalTypeDeclaration "[^[:space:];#=]\+" contained contains=crystalTypeName
syn match crystalClassDeclaration "[^[:space:];#<]\+" contained contains=crystalClassName,crystalOperator
@@ -283,7 +272,6 @@ if !exists('b:crystal_no_expensive') && !exists('g:crystal_no_expensive')
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
@@ -293,13 +281,17 @@ if !exists('b:crystal_no_expensive') && !exists('g:crystal_no_expensive')
syn match crystalEnum "\<enum\>" nextgroup=crystalEnumDeclaration skipwhite skipnl
syn match crystalAnnotation "\<annotation\>" nextgroup=crystalAnnotationDeclaration skipwhite skipnl
SynFold 'def' syn region crystalMethodBlock start="\<\%(def\|macro\)\>" matchgroup=crystalDefine end="\%(\<\%(def\|macro\)\_s\+\)\@<!\<end\>" contains=TOP
SynFold 'class' syn region crystalBlock start="\<class\>" matchgroup=crystalClass end="\<end\>" contains=TOP
SynFold 'module' syn region crystalBlock start="\<module\>" matchgroup=crystalModule end="\<end\>" contains=TOP
SynFold 'struct' syn region crystalBlock start="\<struct\>" matchgroup=crystalStruct end="\<end\>" contains=TOP
SynFold 'lib' syn region crystalBlock start="\<lib\>" matchgroup=crystalLib end="\<end\>" contains=TOP
SynFold 'enum' syn region crystalBlock start="\<enum\>" matchgroup=crystalEnum end="\<end\>" contains=TOP
SynFold 'annotation' syn region crystalBlock start="\<annotation\>" matchgroup=crystalAnnotation end="\<end\>" contains=TOP
SynFold 'def' syn region crystalMethodBlock start="\<def\>" matchgroup=crystalDefine end="\%(\<def\_s\+\)\@<!\<end\>" contains=TOP,crystalForallKeyword
SynFold 'macro' syn region crystalMethodBlock start="\<macro\>" matchgroup=crystalDefine end="\%(\<macro\_s\+\)\@<!\<end\>" contains=TOP
SynFold 'class' syn region crystalBlock start="\<class\>" matchgroup=crystalClass end="\<end\>" contains=TOP
SynFold 'module' syn region crystalBlock start="\<module\>" matchgroup=crystalModule end="\<end\>" contains=TOP
SynFold 'struct' syn region crystalBlock start="\<struct\>" matchgroup=crystalStruct end="\<end\>" contains=TOP
SynFold 'lib' syn region crystalBlock start="\<lib\>" matchgroup=crystalLib end="\<end\>" contains=TOP
SynFold 'enum' syn region crystalBlock start="\<enum\>" matchgroup=crystalEnum end="\<end\>" contains=TOP
SynFold 'annotation' syn region crystalBlock start="\<annotation\>" matchgroup=crystalAnnotation end="\<end\>" contains=TOP
" keywords in method declaration
syn match crystalForallKeyword "\<forall\>[?!]\@!" contained containedin=crystalMethodBlock
" modifiers
syn match crystalConditionalModifier "\<\%(if\|unless\|ifdef\)\>" display
@@ -341,8 +333,9 @@ else
syn match crystalControl "\<macro\>[?!]\@!" nextgroup=crystalMacroDeclaration skipwhite skipnl
syn match crystalControl "\<enum\>[?!]\@!" nextgroup=crystalEnumDeclaration skipwhite skipnl
syn match crystalControl "\<annotation\>[?!]\@!" nextgroup=crystalAnnotationDeclaration skipwhite skipnl
syn match crystalControl "\<\%(case\|begin\|do\|if\|ifdef\|unless\|while\|until\|else\|elsif\|ensure\|then\|when\|in\|end\)\>[?!]\@!"
syn match crystalKeyword "\<\%(alias\|undef\)\>[?!]\@!"
syn match crystalControl "\<\%(case\|begin\|do\|if\|ifdef\|unless\|while\|select\|until\|else\|elsif\|ensure\|then\|when\|in\|end\)\>[?!]\@!"
syn match crystalKeyword "\<alias\>[?!]\@!"
syn match crystalForallKeyword "\<forall\>[?!]\@!"
endif
" Link attribute
@@ -353,13 +346,13 @@ if !exists('g:crystal_no_special_methods')
syn keyword crystalAccess protected private
" attr is a common variable name
syn keyword crystalAttribute abstract
syn match crystalAttribute "\<\%(class_\)\=\%(getter\|setter\|property\)[!?]\=\s" display
syn match crystalAttribute "\<\%(\%(class_\)\=\%(getter\|setter\|property\)[!?]\=\|def_\%(clone\|equals\|equals_and_hash\|hash\)\|delegate\|forward_missing_to\)\s" display
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 keyword crystalKeyword caller typeof pointerof sizeof instance_sizeof offsetof
syn match crystalRecord "\<record\%(\s\+\u\w*\)\@=" display
endif
@@ -404,16 +397,16 @@ SynFold '#' syn region crystalMultilineComment start="\%(\%(^\s*#.*\n\)\@<!\%(^\
syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(alias\|begin\|break\|case\|class\|def\|defined\|do\|else\|select\)\>" transparent contains=NONE
syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(elsif\|end\|ensure\|false\|for\|if\|ifdef\|in\|module\|next\|nil\)\>" transparent contains=NONE
syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(rescue\|return\|self\|super\|previous_def\|then\|true\)\>" transparent contains=NONE
syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(undef\|unless\|until\|when\|in\|while\|yield\|with\|__FILE__\|__LINE__\)\>" transparent contains=NONE
syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(unless\|until\|when\|in\|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 "\<\%(if\|ifdef\|module\|unless\|until\|while\)[?!]" transparent contains=NONE
syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(abort\|at_exit\|caller\|exit\)\>" transparent contains=NONE
syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(extend\|fork\|include\|asm\)\>" transparent contains=NONE
syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(loop\|private\|protected\)\>" transparent contains=NONE
syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(require\|raise\)\>" transparent contains=NONE
syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(typeof\|pointerof\|sizeof\|instance_sizeof\|\)\>" transparent contains=NONE
syn match crystalKeywordAsMethod "\%(\%(\.\@1<!\.\)\|::\)\_s*\%(typeof\|pointerof\|sizeof\|instance_sizeof\|offsetof\|\)\>" transparent contains=NONE
hi def link crystalClass crystalDefine
hi def link crystalModule crystalDefine
@@ -450,7 +443,6 @@ hi def link crystalStructName crystalConstant
hi def link crystalLibName crystalConstant
hi def link crystalEnumName crystalConstant
hi def link crystalAnnotationName crystalConstant
hi def link crystalGlobalVariable crystalIdentifier
hi def link crystalBlockParameter crystalIdentifier
hi def link crystalInstanceVariable crystalIdentifier
hi def link crystalFreshVariable crystalIdentifier
@@ -486,9 +478,9 @@ hi def link crystalRegexp crystalString
hi def link crystalMacro PreProc
hi def link crystalMacroDelim crystalMacro
hi def link crystalMacroKeyword crystalKeyword
hi def link crystalForallKeyword crystalDefine
hi def link crystalLinkAttrDelim crystalMacroDelim
hi def link crystalError Error
hi def link crystalInvalidVariable crystalError
hi def link crystalSpaceError crystalError
hi def link crystalInvalidInteger crystalError