diff options
Diffstat (limited to 'syntax/dot.vim')
| -rw-r--r-- | syntax/dot.vim | 126 |
1 files changed, 75 insertions, 51 deletions
diff --git a/syntax/dot.vim b/syntax/dot.vim index 1bb1032b..f48f60f4 100644 --- a/syntax/dot.vim +++ b/syntax/dot.vim @@ -2,19 +2,25 @@ if polyglot#init#is_disabled(expand('<sfile>:p'), 'dot', 'syntax/dot.vim') finish endif -" Vim syntax file " Language: Dot " Filenames: *.dot " Maintainer: Markus Mottl <markus.mottl@gmail.com> " URL: http://www.ocaml.info/vim/syntax/dot.vim -" Last Change: 2011 May 17 - improved identifier matching + two new keywords +" Last Change: 2021 Mar 24 - better attr + escape string matching, new keywords (Farbod Salamat-Zadeh) +" 2011 May 17 - improved identifier matching + two new keywords " 2001 May 04 - initial version -" quit when a syntax file was already loaded -if exists("b:current_syntax") +" For version 5.x: Clear all syntax items +" For version 6.x: Quit when a syntax file was already loaded +if version < 600 + syntax clear +elseif exists("b:current_syntax") finish endif +let s:keepcpo = &cpo +set cpo&vim + " Errors syn match dotParErr ")" syn match dotBrackErr "]" @@ -33,39 +39,43 @@ syn keyword dotTodo contained TODO FIXME XXX " Strings syn region dotString start=+"+ skip=+\\\\\|\\"+ end=+"+ -" General keywords -syn keyword dotKeyword digraph node edge subgraph - -" Graph attributes -syn keyword dotType center layers margin mclimit name nodesep nslimit -syn keyword dotType ordering page pagedir rank rankdir ranksep ratio -syn keyword dotType rotate size - -" Node attributes -syn keyword dotType distortion fillcolor fontcolor fontname fontsize -syn keyword dotType height layer orientation peripheries regular -syn keyword dotType shape shapefile sides skew width +" Escape strings +syn match dotEscString /\v\\(N|G|E|T|H|L)/ containedin=dotString +syn match dotEscString /\v\\(n|l|r)/ containedin=dotString -" Edge attributes -syn keyword dotType arrowhead arrowsize arrowtail constraint decorateP -syn keyword dotType dir headclip headlabel headport labelangle labeldistance -syn keyword dotType labelfontcolor labelfontname labelfontsize -syn keyword dotType minlen port_label_distance samehead sametail -syn keyword dotType tailclip taillabel tailport weight - -" Shared attributes (graphs, nodes, edges) -syn keyword dotType color - -" Shared attributes (graphs and edges) -syn keyword dotType bgcolor label URL - -" Shared attributes (nodes and edges) -syn keyword dotType fontcolor fontname fontsize layer style +" General keywords +syn keyword dotKeyword graph digraph subgraph node edge strict + +" Node, edge and graph attributes +syn keyword dotType _background area arrowhead arrowsize arrowtail bb bgcolor + \ center charset class clusterrank color colorscheme comment compound + \ concentrate constraint Damping decorate defaultdist dim dimen dir + \ diredgeconstraints distortion dpi edgehref edgetarget edgetooltip + \ edgeURL epsilon esep fillcolor fixedsize fontcolor fontname fontnames + \ fontpath fontsize forcelabels gradientangle group head_lp headclip + \ headhref headlabel headport headtarget headtooltip headURL height href + \ id image imagepath imagepos imagescale inputscale K label label_scheme + \ labelangle labeldistance labelfloat labelfontcolor labelfontname + \ labelfontsize labelhref labeljust labelloc labeltarget labeltooltip + \ labelURL landscape layer layerlistsep layers layerselect layersep + \ layout len levels levelsgap lhead lheight lp ltail lwidth margin + \ maxiter mclimit mindist minlen mode model mosek newrank nodesep + \ nojustify normalize notranslate nslimit nslimit1 ordering orientation + \ outputorder overlap overlap_scaling overlap_shrink pack packmode pad + \ page pagedir pencolor penwidth peripheries pin pos quadtree quantum + \ rank rankdir ranksep ratio rects regular remincross repulsiveforce + \ resolution root rotate rotation samehead sametail samplepoints scale + \ searchsize sep shape shapefile showboxes sides size skew smoothing + \ sortv splines start style stylesheet tail_lp tailclip tailhref + \ taillabel tailport tailtarget tailtooltip tailURL target tooltip + \ truecolor URL vertices viewport voro_margin weight width xdotversion + \ xlabel xlp z " Special chars syn match dotKeyChar "=" syn match dotKeyChar ";" syn match dotKeyChar "->" +syn match dotKeyChar "--" " Identifier syn match dotIdentifier /\<\w\+\(:\w\+\)\?\>/ @@ -75,27 +85,41 @@ syn sync minlines=50 syn sync maxlines=500 " Define the default highlighting. -" Only when an item doesn't have highlighting yet - -hi def link dotParErr Error -hi def link dotBraceErr Error -hi def link dotBrackErr Error - -hi def link dotComment Comment -hi def link dotTodo Todo - -hi def link dotParEncl Keyword -hi def link dotBrackEncl Keyword -hi def link dotBraceEncl Keyword - -hi def link dotKeyword Keyword -hi def link dotType Type -hi def link dotKeyChar Keyword - -hi def link dotString String -hi def link dotIdentifier Identifier - +" For version 5.7 and earlier: only when not done already +" For version 5.8 and later: only when an item doesn't have highlighting yet +if version >= 508 || !exists("did_dot_syntax_inits") + if version < 508 + let did_dot_syntax_inits = 1 + command -nargs=+ HiLink hi link <args> + else + command -nargs=+ HiLink hi def link <args> + endif + + HiLink dotParErr Error + HiLink dotBraceErr Error + HiLink dotBrackErr Error + + HiLink dotComment Comment + HiLink dotTodo Todo + + HiLink dotParEncl Keyword + HiLink dotBrackEncl Keyword + HiLink dotBraceEncl Keyword + + HiLink dotKeyword Keyword + HiLink dotType Type + HiLink dotKeyChar Keyword + + HiLink dotString String + HiLink dotEscString Keyword + HiLink dotIdentifier Identifier + + delcommand HiLink +endif let b:current_syntax = "dot" +let &cpo = s:keepcpo +unlet s:keepcpo + " vim: ts=8 |