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-rw-r--r--runtime/syntax/bc.vim66
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+" 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