2004-06-13 20:20:40 +00:00
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" Vim syntax file
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" Language: Dot
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" Filenames: *.dot
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2006-02-08 09:20:24 +00:00
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" Maintainer: Markus Mottl <markus.mottl@gmail.com>
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" URL: http://www.ocaml.info/vim/syntax/dot.vim
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2011-05-19 12:22:51 +02:00
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" Last Change: 2011 May 17 - improved identifier matching + two new keywords
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2004-07-26 12:53:41 +00:00
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" 2001 May 04 - initial version
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2004-06-13 20:20:40 +00:00
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" For version 5.x: Clear all syntax items
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" For version 6.x: Quit when a syntax file was already loaded
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if version < 600
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syntax clear
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elseif exists("b:current_syntax")
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finish
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endif
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" Errors
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syn match dotParErr ")"
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syn match dotBrackErr "]"
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syn match dotBraceErr "}"
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" Enclosing delimiters
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syn region dotEncl transparent matchgroup=dotParEncl start="(" matchgroup=dotParEncl end=")" contains=ALLBUT,dotParErr
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syn region dotEncl transparent matchgroup=dotBrackEncl start="\[" matchgroup=dotBrackEncl end="\]" contains=ALLBUT,dotBrackErr
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syn region dotEncl transparent matchgroup=dotBraceEncl start="{" matchgroup=dotBraceEncl end="}" contains=ALLBUT,dotBraceErr
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" Comments
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syn region dotComment start="//" end="$" contains=dotComment,dotTodo
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syn region dotComment start="/\*" end="\*/" contains=dotComment,dotTodo
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syn keyword dotTodo contained TODO FIXME XXX
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" Strings
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syn region dotString start=+"+ skip=+\\\\\|\\"+ end=+"+
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" General keywords
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syn keyword dotKeyword digraph node edge subgraph
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" Graph attributes
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syn keyword dotType center layers margin mclimit name nodesep nslimit
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syn keyword dotType ordering page pagedir rank rankdir ranksep ratio
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syn keyword dotType rotate size
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" Node attributes
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syn keyword dotType distortion fillcolor fontcolor fontname fontsize
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syn keyword dotType height layer orientation peripheries regular
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syn keyword dotType shape shapefile sides skew width
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" Edge attributes
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syn keyword dotType arrowhead arrowsize arrowtail constraint decorateP
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2011-05-19 12:22:51 +02:00
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syn keyword dotType dir headclip headlabel headport labelangle labeldistance
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2004-06-13 20:20:40 +00:00
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syn keyword dotType labelfontcolor labelfontname labelfontsize
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syn keyword dotType minlen port_label_distance samehead sametail
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2011-05-19 12:22:51 +02:00
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syn keyword dotType tailclip taillabel tailport weight
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2004-06-13 20:20:40 +00:00
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" Shared attributes (graphs, nodes, edges)
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syn keyword dotType color
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" Shared attributes (graphs and edges)
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syn keyword dotType bgcolor label URL
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" Shared attributes (nodes and edges)
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syn keyword dotType fontcolor fontname fontsize layer style
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" Special chars
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syn match dotKeyChar "="
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syn match dotKeyChar ";"
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syn match dotKeyChar "->"
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" Identifier
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2011-05-19 12:22:51 +02:00
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syn match dotIdentifier /\<\w\+\(:\w\+\)\?\>/
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2004-06-13 20:20:40 +00:00
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" Synchronization
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syn sync minlines=50
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syn sync maxlines=500
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" Define the default highlighting.
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" For version 5.7 and earlier: only when not done already
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" For version 5.8 and later: only when an item doesn't have highlighting yet
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if version >= 508 || !exists("did_dot_syntax_inits")
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if version < 508
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let did_dot_syntax_inits = 1
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command -nargs=+ HiLink hi link <args>
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else
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command -nargs=+ HiLink hi def link <args>
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endif
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HiLink dotParErr Error
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HiLink dotBraceErr Error
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HiLink dotBrackErr Error
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HiLink dotComment Comment
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HiLink dotTodo Todo
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HiLink dotParEncl Keyword
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HiLink dotBrackEncl Keyword
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HiLink dotBraceEncl Keyword
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HiLink dotKeyword Keyword
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HiLink dotType Type
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HiLink dotKeyChar Keyword
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HiLink dotString String
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HiLink dotIdentifier Identifier
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delcommand HiLink
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endif
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let b:current_syntax = "dot"
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" vim: ts=8
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