99 lines
4.0 KiB
VimL
99 lines
4.0 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 into your ftplugin directory, and add the following to your vimrc
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" or to .vim/ftdetect/mu.vim:
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" autocmd BufReadPost,BufNewFile *.mu set filetype=mu
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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,?,!,_,$,-
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setlocal formatoptions-=t " Mu programs have long lines
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setlocal formatoptions+=c " but comments should still wrap
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syntax match muComment /#.*$/ | highlight link muComment Comment
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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 muSalientComment /;;.*$/ | highlight link muSalientComment SalientComment
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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 strings are inside [ ... ] and can span multiple lines
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" don't match '[' at end of line, that's usually code
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syntax match muLiteral %^[^ a-zA-Z0-9(){}\[\]#$_*@&,=-][^ ,]*\|[ ,]\@<=[^ a-zA-Z0-9(){}\[\]#$_*@&,=-][^ ,]*%
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syntax region muString start=+\[[^\]]+ end=+\]+
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syntax match muString "\[\]"
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highlight link muString String
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" Mu syntax for representing the screen in scenarios
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syntax region muScreen start=+ \.+ end=+\.$\|$+
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highlight link muScreen muString
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" Mu literals
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syntax match muLiteral %[^ ]\+:literal/[^ ,]*\|[^ ]\+:literal\>%
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syntax match muLiteral %\<[0-9-]\?[0-9]\+/[^ ,]*%
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syntax match muLiteral % [0-9-]\?[0-9]\+[, ]\@=\| [0-9-]\?[0-9]\+$%
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syntax match muLiteral "^\s\+[^ 0-9a-zA-Z{}$#\[\]][^ ]*\s*$"
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" labels
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syntax match muLiteral %[^ ]\+:label/[^ ,]*\|[^ ]\+:label\>%
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" other literal types
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syntax match muLiteral %[^ ]\+:type/[^ ,]*\|[^ ]\+:type\>%
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syntax match muLiteral %[^ ]\+:offset/[^ ,]*\|[^ ]\+:offset\>%
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syntax match muLiteral %[^ ]\+:variant/[^ ,]*\|[^ ]\+:variant\>%
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syntax match muLiteral % true\(\/[^ ]*\)\?\| false\(\/[^ ]*\)\?% " literals will never be the first word in an instruction
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syntax match muLiteral % null\(\/[^ ]*\)\?%
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highlight link muLiteral Constant
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" sources of action at a distance
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syntax match muAssign "<-"
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syntax match muAssign "\<raw\>"
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highlight link muAssign SpecialChar
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syntax match muGlobal %[^ ]\+:global/\?[^ ,]*% | highlight link muGlobal SpecialChar
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" common keywords
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" use regular expressions for common words that may come after '/'
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syntax keyword muKeyword default-space local-scope
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syntax keyword muKeyword next-input rewind-inputs load-inputs
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syntax keyword muKeyword next-ingredient rewind-ingredients load-ingredients
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syntax match muKeyword " input\>\| ingredient\>"
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highlight link muKeyword Constant
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syntax keyword muControl return return-if return-unless
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syntax keyword muControl reply reply-if reply-unless
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syntax keyword muControl output-if output-unless
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syntax match muControl "^return\>\| return\>\|^reply\>\| reply\>\|^output\|^ output\>"
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syntax keyword muControl jump-if jump-unless
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syntax keyword muControl break-if break-unless
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syntax keyword muControl loop-if loop-unless
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syntax match muControl "^jump\>\| jump\>\|^break\>\| break\>\|^loop\>\| loop\>"
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syntax keyword muControl start-running
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syntax keyword muControl call-with-continuation-mark return-continuation-until-mark
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highlight link muControl Identifier
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syntax match muRecipe "->"
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syntax match muRecipe "^recipe\>\|^def\>\|^before\>\|^after\>\| -> "
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syntax keyword muRecipe recipe! def! function fn
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highlight link muRecipe PreProc
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syntax match muScenario "^scenario\>" | highlight link muScenario Statement
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syntax keyword muPendingScenario pending-scenario | highlight link muPendingScenario SpecialChar
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syntax match muData "^type\>\|^container\>"
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syntax keyword muData exclusive-container
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highlight link muData Constant
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let &cpo = s:save_cpo
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