mirror of
https://github.com/neovim/neovim.git
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275 lines
17 KiB
VimL
275 lines
17 KiB
VimL
" Vim syntax file
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" Language: Tcl/Tk
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" Maintainer: Taylor Venable <taylor@metasyntax.net>
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" (previously Brett Cannon <brett@python.org>)
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" (previously Dean Copsey <copsey@cs.ucdavis.edu>)
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" (previously Matt Neumann <mattneu@purpleturtle.com>)
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" (previously Allan Kelly <allan@fruitloaf.co.uk>)
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" Original: Robin Becker <robin@jessikat.demon.co.uk>
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" Last Change: 2021 Nov 16
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" Version: 1.14 plus improvements from PR #8948
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" URL: (removed, no longer worked)
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" quit when a syntax file was already loaded
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if exists("b:current_syntax")
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finish
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endif
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" Basic Tcl commands: http://www.tcl.tk/man/tcl8.6/TclCmd/contents.htm
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syn keyword tclCommand after append array bgerror binary cd chan clock close concat
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syn keyword tclCommand dde dict encoding eof error eval exec exit expr fblocked
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syn keyword tclCommand fconfigure fcopy file fileevent flush format gets glob
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syn keyword tclCommand global history http incr info interp join lappend lassign
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syn keyword tclCommand lindex linsert list llength lmap load lrange lrepeat
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syn keyword tclCommand lreplace lreverse lsearch lset lsort memory my namespace
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syn keyword tclCommand next nextto open package pid puts pwd read refchan regexp
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syn keyword tclCommand registry regsub rename scan seek self set socket source
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syn keyword tclCommand split string subst tell time trace unknown unload unset
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syn keyword tclCommand update uplevel upvar variable vwait
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" The 'Tcl Standard Library' commands: http://www.tcl.tk/man/tcl8.6/TclCmd/library.htm
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syn keyword tclCommand auto_execok auto_import auto_load auto_mkindex auto_reset
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syn keyword tclCommand auto_qualify tcl_findLibrary parray tcl_endOfWord
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syn keyword tclCommand tcl_startOfNextWord tcl_startOfPreviousWord
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syn keyword tclCommand tcl_wordBreakAfter tcl_wordBreakBefore
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" Global variables used by Tcl: http://www.tcl.tk/man/tcl8.6/TclCmd/tclvars.htm
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syn keyword tclVars auto_path env errorCode errorInfo tcl_library tcl_patchLevel
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syn keyword tclVars tcl_pkgPath tcl_platform tcl_precision tcl_rcFileName
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syn keyword tclVars tcl_traceCompile tcl_traceExec tcl_wordchars
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syn keyword tclVars tcl_nonwordchars tcl_version argc argv argv0 tcl_interactive
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" Strings which expr accepts as boolean values, aside from zero / non-zero.
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syn keyword tclBoolean true false on off yes no
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syn keyword tclProcCommand apply coroutine proc return tailcall yield yieldto
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syn keyword tclConditional if then else elseif switch
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syn keyword tclConditional catch try throw finally
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syn keyword tclLabel default
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syn keyword tclRepeat while for foreach break continue
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syn keyword tcltkSwitch contained insert create polygon fill outline tag
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" WIDGETS
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" commands associated with widgets
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syn keyword tcltkWidgetSwitch contained background highlightbackground insertontime cget
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syn keyword tcltkWidgetSwitch contained selectborderwidth borderwidth highlightcolor insertwidth
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syn keyword tcltkWidgetSwitch contained selectforeground cursor highlightthickness padx setgrid
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syn keyword tcltkWidgetSwitch contained exportselection insertbackground pady takefocus
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syn keyword tcltkWidgetSwitch contained font insertborderwidth relief xscrollcommand
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syn keyword tcltkWidgetSwitch contained foreground insertofftime selectbackground yscrollcommand
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syn keyword tcltkWidgetSwitch contained height spacing1 spacing2 spacing3
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syn keyword tcltkWidgetSwitch contained state tabs width wrap
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" button
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syn keyword tcltkWidgetSwitch contained command default
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" canvas
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syn keyword tcltkWidgetSwitch contained closeenough confine scrollregion xscrollincrement yscrollincrement orient
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" checkbutton, radiobutton
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syn keyword tcltkWidgetSwitch contained indicatoron offvalue onvalue selectcolor selectimage state variable
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" entry, frame
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syn keyword tcltkWidgetSwitch contained show class colormap container visual
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" listbox, menu
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syn keyword tcltkWidgetSwitch contained selectmode postcommand selectcolor tearoff tearoffcommand title type
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" menubutton, message
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syn keyword tcltkWidgetSwitch contained direction aspect justify
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" scale
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syn keyword tcltkWidgetSwitch contained bigincrement digits from length resolution showvalue sliderlength sliderrelief tickinterval to
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" scrollbar
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syn keyword tcltkWidgetSwitch contained activerelief elementborderwidth
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" image
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syn keyword tcltkWidgetSwitch contained delete names types create
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" variable reference
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" ::optional::namespaces
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syn match tclVarRef "$\(\(::\)\?\([[:alnum:]_]*::\)*\)\a[[:alnum:]_]*"
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" ${...} may contain any character except '}'
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syn match tclVarRef "${[^}]*}"
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" Used to facilitate hack to utilize string background for certain color
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" schemes, e.g. inkpot and lettuce.
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syn cluster tclVarRefC add=tclVarRef
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syn cluster tclSpecialC add=tclSpecial
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" The syntactic unquote-splicing replacement for [expand].
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syn match tclExpand '\s{\*}'
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syn match tclExpand '^{\*}'
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" menu, mane add
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syn keyword tcltkWidgetSwitch contained active end last none cascade checkbutton command radiobutton separator
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syn keyword tcltkWidgetSwitch contained activebackground actveforeground accelerator background bitmap columnbreak
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syn keyword tcltkWidgetSwitch contained font foreground hidemargin image indicatoron label menu offvalue onvalue
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syn keyword tcltkWidgetSwitch contained selectcolor selectimage state underline value variable
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syn keyword tcltkWidgetSwitch contained add clone configure delete entrycget entryconfigure index insert invoke
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syn keyword tcltkWidgetSwitch contained post postcascade type unpost yposition activate
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"syn keyword tcltkWidgetSwitch contained
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"syn match tcltkWidgetSwitch contained
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="\<button\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="\<scale\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="\<canvas\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="\<checkbutton\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="\<entry\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="\<frame\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="\<image\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="\<listbox\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="\<menubutton\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="\<message\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="\<radiobutton\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="\<scrollbar\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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" These words are dual purpose.
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" match switches
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"syn match tcltkWidgetSwitch contained "-text"hs=s+1
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syn match tcltkWidgetSwitch contained "-text\(var\)\?"hs=s+1
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syn match tcltkWidgetSwitch contained "-menu"hs=s+1
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syn match tcltkWidgetSwitch contained "-label"hs=s+1
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" match commands - 2 lines for pretty match.
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"variable
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" Special case - If a number follows a variable region, it must be at the end of
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" the pattern, by definition. Therefore, (1) either include a number as the region
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" end and exclude tclNumber from the contains list, or (2) make variable
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" keepend. As (1) would put variable out of step with everything else, use (2).
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syn region tcltkCommand matchgroup=tcltkCommandColor start="^\<variable\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tclString,tclNumber,tclVarRef,tcltkCommand
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syn region tcltkCommand matchgroup=tcltkCommandColor start="\s\<variable\>\|\[\<variable\>"hs=s+1 matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tclString,tclNumber,tclVarRef,tcltkCommand
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" menu
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="^\<menu\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="\s\<menu\>\|\[\<menu\>"hs=s+1 matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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" label
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="^\<label\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="\s\<label\>\|\[\<label\>"hs=s+1 matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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" text
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="^\<text\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidget,tcltkWidgetSwitch,tcltkSwitch,tclNumber,tclVarRef,tclString
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syn region tcltkWidget matchgroup=tcltkWidgetColor start="\s\<text\>\|\[\<text\>"hs=s+1 matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidget,tcltkWidgetSwitch,tclString,tcltkSwitch,tclNumber,tclVarRef
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" This isn't contained (I don't think) so it's OK to just associate with the Color group.
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" TODO: This could be wrong.
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syn keyword tcltkWidgetColor toplevel
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syn region tcltkPackConf matchgroup=tcltkPackConfColor start="\<configure\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tcltkPackConfSwitch,tclNumber,tclVarRef keepend
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syn region tcltkPackConf matchgroup=tcltkPackConfColor start="\<cget\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"me=e-1 contains=tclLineContinue,tcltkWidgetSwitch,tclString,tcltkSwitch,tcltkPackConfSwitch,tclNumber,tclVarRef
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" NAMESPACE
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" commands associated with namespace
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syn keyword tcltkNamespaceSwitch contained children code current delete eval
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syn keyword tcltkNamespaceSwitch contained export forget import inscope origin
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syn keyword tcltkNamespaceSwitch contained parent qualifiers tail which command variable
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syn region tcltkCommand matchgroup=tcltkCommandColor start="\<namespace\>" matchgroup=NONE skip="^\s*$" end="{\|}\|]\|\"\|[^\\]*\s*$"me=e-1 contains=tclLineContinue,tcltkNamespaceSwitch
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" EXPR
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" commands associated with expr
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syn keyword tcltkMaths contained abs acos asin atan atan2 bool ceil cos cosh double entier
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syn keyword tcltkMaths contained exp floor fmod hypot int isqrt log log10 max min pow rand
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syn keyword tcltkMaths contained round sin sinh sqrt srand tan tanh wide
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syn region tcltkCommand matchgroup=tcltkCommandColor start="\<expr\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"me=e-1 contains=tclLineContinue,tcltkMaths,tclNumber,tclVarRef,tclString,tcltlWidgetSwitch,tcltkCommand,tcltkPackConf
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" format
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syn region tcltkCommand matchgroup=tcltkCommandColor start="\<format\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"me=e-1 contains=tclLineContinue,tcltkMaths,tclNumber,tclVarRef,tclString,tcltlWidgetSwitch,tcltkCommand,tcltkPackConf
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" PACK
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" commands associated with pack
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syn keyword tcltkPackSwitch contained forget info propagate slaves
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syn keyword tcltkPackConfSwitch contained after anchor before expand fill in ipadx ipady padx pady side
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syn region tcltkCommand matchgroup=tcltkCommandColor start="\<pack\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkPackSwitch,tcltkPackConf,tcltkPackConfSwitch,tclNumber,tclVarRef,tclString,tcltkCommand keepend
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" STRING
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" commands associated with string
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syn keyword tcltkStringSwitch contained compare first index last length match range tolower toupper trim trimleft trimright wordstart wordend
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syn region tcltkCommand matchgroup=tcltkCommandColor start="\<string\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkStringSwitch,tclNumber,tclVarRef,tclString,tcltkCommand
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" ARRAY
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" commands associated with array
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syn keyword tcltkArraySwitch contained anymore donesearch exists get names nextelement size startsearch set
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" match from command name to ] or EOL
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syn region tcltkCommand matchgroup=tcltkCommandColor start="\<array\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkArraySwitch,tclNumber,tclVarRef,tclString,tcltkCommand
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" LSORT
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" switches for lsort
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syn keyword tcltkLsortSwitch contained ascii dictionary integer real command increasing decreasing index
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" match from command name to ] or EOL
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syn region tcltkCommand matchgroup=tcltkCommandColor start="\<lsort\>" matchgroup=NONE skip="^\s*$" end="]\|[^\\]*\s*$"he=e-1 contains=tclLineContinue,tcltkLsortSwitch,tclNumber,tclVarRef,tclString,tcltkCommand
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syn keyword tclTodo contained TODO
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" Sequences which are backslash-escaped: http://www.tcl.tk/man/tcl8.5/TclCmd/Tcl.htm#M16
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" Octal, hexadecimal, Unicode codepoints, and the classics.
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" Tcl takes as many valid characters in a row as it can, so \xAZ in a string is newline followed by 'Z'.
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syn match tclSpecial contained '\\\(\o\{1,3}\|x\x\{1,2}\|u\x\{1,4}\|[abfnrtv]\)'
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syn match tclSpecial contained '\\[\[\]\{\}\"\$]'
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" Command appearing inside another command or inside a string.
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syn region tclEmbeddedStatement start='\[' end='\]' contained contains=tclCommand,tclNumber,tclLineContinue,tclString,tclVarRef,tclEmbeddedStatement
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" A string needs the skip argument as it may legitimately contain \".
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" Match at start of line
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syn region tclString start=+^"+ end=+"+ contains=@tclSpecialC,@Spell skip=+\\\\\|\\"+
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"Match all other legal strings.
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syn region tclString start=+[^\\]"+ms=s+1 end=+"+ contains=@tclSpecialC,@tclVarRefC,tclEmbeddedStatement,@Spell skip=+\\\\\|\\"+
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" Line continuation is backslash immediately followed by newline.
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syn match tclLineContinue '\\$'
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if exists('g:tcl_warn_continuation')
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syn match tclNotLineContinue '\\\s\+$'
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endif
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"integer number, or floating point number without a dot and with "f".
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syn case ignore
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syn match tclNumber "\<\d\+\(u\=l\=\|lu\|f\)\>"
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"floating point number, with dot, optional exponent
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syn match tclNumber "\<\d\+\.\d*\(e[-+]\=\d\+\)\=[fl]\=\>"
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"floating point number, starting with a dot, optional exponent
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syn match tclNumber "\.\d\+\(e[-+]\=\d\+\)\=[fl]\=\>"
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"floating point number, without dot, with exponent
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syn match tclNumber "\<\d\+e[-+]\=\d\+[fl]\=\>"
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"hex number
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syn match tclNumber "0x\x\+\(u\=l\=\|lu\)\>"
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"syn match tclIdentifier "\<\h\w*\>"
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syn case match
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syn region tclComment start="^\s*\#" skip="\\$" end="$" contains=tclTodo,@Spell
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syn region tclComment start=/;\s*\#/hs=s+1 skip="\\$" end="$" contains=tclTodo,@Spell
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"syn match tclComment /^\s*\#.*$/
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"syn match tclComment /;\s*\#.*$/hs=s+1
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"syn sync ccomment tclComment
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" Define the default highlighting.
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" Only when an item doesn't have highlighting yet
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hi def link tcltkSwitch Special
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hi def link tclExpand Special
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hi def link tclLabel Label
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hi def link tclConditional Conditional
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hi def link tclRepeat Repeat
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hi def link tclNumber Number
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hi def link tclError Error
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hi def link tclCommand Statement
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hi def link tclProcCommand Type
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hi def link tclString String
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hi def link tclComment Comment
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hi def link tclSpecial Special
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hi def link tclTodo Todo
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" Below here are the commands and their options.
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hi def link tcltkCommandColor Statement
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hi def link tcltkWidgetColor Structure
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hi def link tclLineContinue WarningMsg
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if exists('g:tcl_warn_continuation')
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hi def link tclNotLineContinue ErrorMsg
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endif
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hi def link tcltkStringSwitch Special
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hi def link tcltkArraySwitch Special
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hi def link tcltkLsortSwitch Special
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hi def link tcltkPackSwitch Special
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hi def link tcltkPackConfSwitch Special
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hi def link tcltkMaths Special
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hi def link tcltkNamespaceSwitch Special
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hi def link tcltkWidgetSwitch Special
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hi def link tcltkPackConfColor Identifier
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hi def link tclVarRef Identifier
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let b:current_syntax = "tcl"
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" vim: ts=8 noet nolist
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