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" Vim syntax file
" Language: Spice circuit simulator input netlist
" Maintainer: Noam Halevy <Noam.Halevy.motorola.com>
" Last Change: 2012 Jun 01
" (Dominique Pelle added @Spell)
"
" This is based on sh.vim by Lennart Schultz
" but greatly simplified
" quit when a syntax file was already loaded
if exists("b:current_syntax")
finish
endif
" spice syntax is case INsensitive
syn case ignore
syn keyword spiceTodo contained TODO
syn match spiceComment "^ \=\*.*$" contains=@Spell
syn match spiceComment "\$.*$" contains=@Spell
" Numbers, all with engineering suffixes and optional units
"==========================================================
"floating point number, with dot, optional exponent
syn match spiceNumber "\<[0-9]\+\.[0-9]*\(e[-+]\=[0-9]\+\)\=\(meg\=\|[afpnumkg]\)\="
"floating point number, starting with a dot, optional exponent
syn match spiceNumber "\.[0-9]\+\(e[-+]\=[0-9]\+\)\=\(meg\=\|[afpnumkg]\)\="
"integer number with optional exponent
syn match spiceNumber "\<[0-9]\+\(e[-+]\=[0-9]\+\)\=\(meg\=\|[afpnumkg]\)\="
" Misc
"=====
syn match spiceWrapLineOperator "\\$"
syn match spiceWrapLineOperator "^+"
syn match spiceStatement "^ \=\.\I\+"
" Matching pairs of parentheses
"==========================================
syn region spiceParen transparent matchgroup=spiceOperator start="(" end=")" contains=ALLBUT,spiceParenError
syn region spiceSinglequote matchgroup=spiceOperator start=+'+ end=+'+
" Errors
"=======
syn match spiceParenError ")"
" Syncs
" =====
syn sync minlines=50
" Define the default highlighting.
" Only when an item doesn't have highlighting yet
hi def link spiceTodo Todo
hi def link spiceWrapLineOperator spiceOperator
hi def link spiceSinglequote spiceExpr
hi def link spiceExpr Function
hi def link spiceParenError Error
hi def link spiceStatement Statement
hi def link spiceNumber Number
hi def link spiceComment Comment
hi def link spiceOperator Operator
let b:current_syntax = "spice"
" insert the following to $VIM/syntax/scripts.vim
" to autodetect HSpice netlists and text listing output:
"
" " Spice netlists and text listings
" elseif getline(1) =~ 'spice\>' || getline("$") =~ '^\.end'
" so <sfile>:p:h/spice.vim
" vim: ts=8
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