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" Highlighting literate directives in C++ sources.
function! HighlightTangledFile()
if &ft == ""
set ft=cpp
endif
set comments-=://
set comments-=n://
set comments+=n://:,n://
set isk+=-
syntax region tangleDirective start=+:(+ skip=+".*"+ end=+)+
highlight link tangleDirective Delimiter
syntax region traceContains start="^+" end="$"
highlight traceContains ctermfg=darkgreen
syntax region traceAbsent start="^-" end="$"
highlight traceAbsent ctermfg=darkred
" Our C++ files can have mu code in scenarios, so highlight mu comments like
" regular comments.
syntax match muComment /#.*$/ | highlight link muComment Comment
syntax match muSalientComment /##.*$/ | highlight link muSalientComment SalientComment
syntax match muCommentedCode /#? .*$/ | highlight link muCommentedCode CommentedCode
" Tangled comments only make sense in the sources and are stripped out of
" the generated .cc file. They're highlighted same as regular comments.
syntax match tangledComment /\/\/:.*/ | highlight link tangledComment Comment
syntax match tangledSalientComment /\/\/::.*/ | highlight link tangledSalientComment SalientComment
endfunction
call HighlightTangledFile()
autocmd BufRead,BufNewFile *.mu set ft=mu
autocmd BufRead,BufNewFile 0* call HighlightTangledFile()
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