" Maintainer: Jacob Nevins <jacobn+vim@chiark.greenend.org.uk>
" URL: http://www.chiark.greenend.org.uk/~sgtatham/halibut/
" Filenames: *.but
-" Version: $Id: halibut.vim,v 1.8 2004/04/01 23:41:38 jtn Exp $
+" Version: $Id: halibut.vim,v 1.12 2004/07/16 12:54:59 jacob Exp $
" I've never been entirely comfortable with vim's syntax highlighting
" facilities, so this may have all sorts of nasty loose ends, corner cases
syn match butQLEmphInv "\S\@=[^bi]" contained
" Paragraph level comment -- might need to come before inline comment.
-syn region butCommentPara start="\\#\_s\@=" end="^\s*$" contains=butTodo
+syn region butCommentPara start="\\#" end="^\s*$" contains=butTodo
" Inline comments -- nested braces are honoured.
syn region butComment matchgroup=Comment start="\\#{" skip="\\}" end="}" contains=butCommentBrace,butTodo
" Specific inline commands
" (Some of these are defined out of paranoia about clashes with code quotes.)
+" Indexing -- invisible entries. (includes \I\c, \I\cw; \I\e left; no \q, \cq)
+syn match butCmdSpecific "\\I\(\\cw\|\\c\)\={\@=" nextgroup=butIndexArg
" Formatting.
syn match butCmdSpecific "\\e{\@=" nextgroup=butEmphArg
syn match butCmdSpecific "\\c{\@=" nextgroup=butTextArg
syn match butCmdSpecific "\\cw{\@=" nextgroup=butTextArg
+syn match butCmdSpecific "\\cq{\@=" nextgroup=butTextArg
syn match butCmdSpecific "\\W{\@=" nextgroup=butHyperArg
-" Indexing -- invisible entries.
-syn match butCmdSpecific "\\I{\@=" nextgroup=butIndexArg
" Xref commands
syn match butCmdSpecific "\\[kK]{\@=" nextgroup=butIdentArg
" Unicode literal -- a bit special.
-syn match butLiteral "\\u\x*" nextgroup=butTextArg
+syn match butLiteral "\\u\x\{,4}" nextgroup=butTextArg
" Command cluster.
syn cluster butCmd contains=butCmdGeneric,butCmdSpecific,butComment,butQuoteLit,butQLEmph,butCommentPara,butLiteral