93 lines
2.9 KiB
VimL
93 lines
2.9 KiB
VimL
" Vim syntax file
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" Language: mu
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" Maintainer: Kartik Agaram <mu@akkartik.com>
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" URL: http://github.com/akkartik/mu
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" License: public domain
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"
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" Copy this file into your ftplugin directory, and add the following to your
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" vimrc or to .vim/ftdetect/mu.vim:
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" autocmd BufReadPost,BufNewFile *.mu set filetype=mu
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"
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" Some highlight groups you might want to select colors for in your vimrc:
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highlight link CommentedCode Comment
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highlight link SalientComment Comment
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highlight link muFunction Identifier
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highlight link muTest Identifier
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let s:save_cpo = &cpo
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set cpo&vim
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" todo: why does this periodically lose syntax, like on file reload?
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" $ vim x.mu
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" :e
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"? if exists("b:syntax")
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"? finish
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"? endif
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"? let b:syntax = "mu"
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setlocal iskeyword=@,48-57,?,!,_,$,-
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setlocal formatoptions-=t " Mu programs have long lines
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setlocal formatoptions+=c " but comments should still wrap
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syntax match muSalientComment /##.*$/ | highlight link muSalientComment SalientComment
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syntax match muComment /#\( \.\|? \)\@!.*/ | highlight link muComment Comment
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syntax match muS1Comment /# \..*/ | highlight link muS1Comment Comment
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syntax match muS2Comment /# \. \..*/ | highlight link muS2Comment Comment
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set comments+=n:#
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syntax match muCommentedCode "#? .*" | highlight link muCommentedCode CommentedCode
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let b:cmt_head = "#? "
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syntax match muDelimiter "[{}]" | highlight link muDelimiter Delimiter
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" Mu literals
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syntax match muLiteral %\<-\?[0-9][0-9A-Fa-f]*\>%
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syntax match muLiteral %\<-\?0x[0-9A-Fa-f]\+\>%
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syntax match muLiteral %"[^"]*"%
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highlight link muLiteral Constant
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syntax match muError %\<[0-9][0-9A-Fa-f]*[^0-9A-Fa-f]\>%
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highlight link muError Error
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" sources of action at a distance
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syntax match muAssign "<-"
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highlight link muAssign SpecialChar
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syntax keyword muAssign error error-stream
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highlight link muAssign Special
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" common keywords
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syntax match muControl "\<return\>\|\<return-if[^ ]*\>"
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syntax match muControl "\<jump\>\|\<jump-if[^ ]*"
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syntax match muControl "\<break\>\|\<break-if[^ ]*"
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syntax match muControl "\<loop\>\|\<loop-if[^ ]*"
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highlight link muControl PreProc
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syntax match muKeyword " -> "
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syntax keyword muKeyword fn sig type var
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highlight link muKeyword PreProc
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syntax match muFunction "\(fn\s\+\)\@<=\(\S\+\)"
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highlight link muFunction Identifier
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syntax match muTest "\(fn\s\+\)\@<=\(test-\S\+\)"
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highlight link muTest Identifier
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syntax match muData "^type\>"
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syntax match muData "\<xmm[0-7]\>"
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highlight link muData Constant
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" Some hacky colors for a light background.
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" TODO: They should really be theme-dependent. Use tools/regs.mu when tweaking them.
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" eax is so common that it's not worth highlighting
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syntax match muRegEcx "\<ecx\>"
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highlight muRegEcx ctermfg=88
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syntax match muRegEdx "\<edx\>"
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highlight muRegEdx ctermfg=130
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syntax match muRegEbx "\<ebx\>"
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highlight muRegEbx ctermfg=57
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syntax match muRegEsi "\<esi\>"
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highlight muRegEsi ctermfg=25
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syntax match muRegEdi "\<edi\>"
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highlight muRegEdi ctermfg=34
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let &cpo = s:save_cpo
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