" Vim syntax file
" Language: bc - An arbitrary precision calculator language
" Maintainer: Vladimir Scholtz <vlado@gjh.sk>
" Last change: 2012 Jun 01
" (Dominique Pelle added @Spell)
" Available on: www.gjh.sk/~vlado/bc.vim
" quit when a syntax file was already loaded
if exists("b:current_syntax")
finish
endif
syn case ignore
" Keywords
syn keyword bcKeyword if else while for break continue return limits halt quit
syn keyword bcKeyword define
syn keyword bcKeyword length read sqrt print
" Variable
syn keyword bcType auto
" Constant
syn keyword bcConstant scale ibase obase last
syn keyword bcConstant BC_BASE_MAX BC_DIM_MAX BC_SCALE_MAX BC_STRING_MAX
syn keyword bcConstant BC_ENV_ARGS BC_LINE_LENGTH
" Any other stuff
syn match bcIdentifier "[a-z_][a-z0-9_]*"
" String
syn match bcString "\"[^"]*\"" contains=@Spell
" Number
syn match bcNumber "[0-9]\+"
" Comment
syn match bcComment "\#.*" contains=@Spell
syn region bcComment start="/\*" end="\*/" contains=@Spell
" Parent ()
syn cluster bcAll contains=bcList,bcIdentifier,bcNumber,bcKeyword,bcType,bcConstant,bcString,bcParentError
syn region bcList matchgroup=Delimiter start="(" skip="|.\{-}|" matchgroup=Delimiter end=")" contains=@bcAll
syn region bcList matchgroup=Delimiter start="\[" skip="|.\{-}|" matchgroup=Delimiter end="\]" contains=@bcAll
syn match bcParenError "]"
syn match bcParenError ")"
syn case match
" Define the default highlighting.
" Only when an item doesn't have highlighting yet
hi def link bcKeyword Statement
hi def link bcType Type
hi def link bcConstant Constant
hi def link bcNumber Number
hi def link bcComment Comment
hi def link bcString String
hi def link bcSpecialChar SpecialChar
hi def link bcParenError Error
let b:current_syntax = "bc"
" vim: ts=8
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