50 lines
1.6 KiB
VimL
50 lines
1.6 KiB
VimL
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"Vim syntax file
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"Language: nand2tetris Hardware Description Language
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"Maintainer: Christopher Noussis
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"Latest Revision: 14 January 2015
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"TODO: Fix syntax names to work with accepted style convention
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"syn keyword [languageName][SyntaxElementName]
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if exists("b:current_syntax")
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finish
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endif
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"Comments.
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syn match hdlComment "\/\/.*$"
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syn region hdlComment start='\/\*' end='\*\/'
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syn region hdlComment start='\/\*\*' end='\*\/'
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"The all-caps basic language keywords.
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syn keyword basicKeywords CHIP PARTS IN OUT BUILTIN CLOCKED
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"Builtin chips.
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syn keyword builtInChips Nand Not And Or Xor Mux DMux
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syn keyword builtInChips Not16 And16 Or16 Mux16
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syn keyword builtInChips Or8Way Mux4Way16 Mux8Way16 DMux4Way DMux8Way
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syn keyword builtInChips HalfAdder FullAdder Add16 ALU Inc16
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syn keyword builtInChips DFF Bit Register ARegister DRegister
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syn keyword builtInChips RAM8 RAM64 RAM512 RAM4K RAM16K
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syn keyword builtInChips PC ROM32K Screen Keyboard
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"External
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syn keyword extPin in out nextgroup=busNumber
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syn match busNumber '\[\d*\]' "TODO: Make it so the braces are not matched.
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syn region hdlInterface start='{' end='}' fold transparent
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"Internal
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syn region hdlImplementation start=':' end='}' fold transparent
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syn region partInterface start='(' end=')' contains=connection, extPin
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"syn match connection '\w\+(\[\d+\])\*=\w\+(\[\d+\])\*'
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syn match connection '\w\+=\@=' contained
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syn match connection '=\@<=\w\+' contained
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let b:current_syntax = 'chip'
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"Syntax Highlighting
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hi def link hdlComment Comment
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hi def link basicKeywords Statement
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hi def link builtInChips Special
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hi def link extPin Type
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hi def link busNumber Constant
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hi def link connection Identifier
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