vim-ruby/syntax/eruby.vim at master · vim-ruby/vim-ruby · GitHub

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" Vim syntax file

" Language: eRuby

" Maintainer: Tim Pope <vimNOSPAM@tpope.org>

" URL: https://github.com/vim-ruby/vim-ruby

if exists("b:current_syntax")

finish

endif

if !exists("main_syntax")

let main_syntax = 'eruby'

endif

if !exists("g:eruby_default_subtype")

let g:eruby_default_subtype = "html"

endif

if &filetype =~ '^eruby\.'

let b:eruby_subtype = matchstr(&filetype,'^eruby\.\zs\w\+')

elseif !exists("b:eruby_subtype") && main_syntax == 'eruby'

let s:lines = getline(1)."\n".getline(2)."\n".getline(3)."\n".getline(4)."\n".getline(5)."\n".getline("$")

let b:eruby_subtype = matchstr(s:lines,'eruby_subtype=\zs\w\+')

if b:eruby_subtype == ''

let b:eruby_subtype = matchstr(substitute(expand("%:t"),'\c\%(\.erb\|\.eruby\|\.erubis\|\.example\)\+$','',''),'\.\zs\w\+\%(\ze+\w\+\)\=$')

endif

if b:eruby_subtype == 'rhtml'

let b:eruby_subtype = 'html'

elseif b:eruby_subtype == 'rb'

let b:eruby_subtype = 'ruby'

elseif b:eruby_subtype == 'yml'

let b:eruby_subtype = 'yaml'

elseif b:eruby_subtype == 'js'

let b:eruby_subtype = 'javascript'

elseif b:eruby_subtype == 'txt'

" Conventional; not a real file type

let b:eruby_subtype = 'text'

elseif b:eruby_subtype == ''

let b:eruby_subtype = g:eruby_default_subtype

endif

if !exists("b:eruby_nest_level")

if &syntax =~# '\<eruby\.eruby\>'

let b:eruby_nest_level = strlen(substitute(substitute(&filetype,'\C\<eruby\>','@','g'),'[^@]','','g'))

else

let b:eruby_nest_level = strlen(substitute(substitute(substitute(expand("%:t"),'@','','g'),'\c\.\%(erb\|rhtml\)\>','@','g'),'[^@]','','g'))

endif

if !b:eruby_nest_level

let b:eruby_nest_level = 1

endif

if exists("b:eruby_subtype") && b:eruby_subtype != '' && b:eruby_subtype !=? 'eruby'

exe "runtime! syntax/".b:eruby_subtype.".vim"

unlet! b:current_syntax

endif

syn include @rubyTop syntax/ruby.vim

syn cluster erubyRegions contains=erubyOneLiner,erubyBlock,erubyExpression,erubyComment

exe 'syn region erubyOneLiner matchgroup=erubyDelimiter start="^%\{1,'.b:eruby_nest_level.'\}%\@!" end="$" contains=@rubyTop containedin=ALLBUT,@erubyRegions keepend oneline'

exe 'syn region erubyBlock matchgroup=erubyDelimiter start="<%\{1,'.b:eruby_nest_level.'\}%\@!-\=" end="[=-]\=%\@<!%\{1,'.b:eruby_nest_level.'\}>" contains=@rubyTop containedin=ALLBUT,@erubyRegions keepend'

exe 'syn region erubyExpression matchgroup=erubyDelimiter start="<%\{1,'.b:eruby_nest_level.'\}=\{1,4}" end="[=-]\=%\@<!%\{1,'.b:eruby_nest_level.'\}>" contains=@rubyTop containedin=ALLBUT,@erubyRegions keepend'

exe 'syn region erubyComment matchgroup=erubyDelimiter start="<%\{1,'.b:eruby_nest_level.'\}-\=#" end="[=-]\=%\@<!%\{1,'.b:eruby_nest_level.'\}>" contains=rubyTodo,@Spell containedin=ALLBUT,@erubyRegions keepend'

" Define the default highlighting.

hi def link erubyDelimiter PreProc

hi def link erubyComment Comment

let b:current_syntax = 'eruby'

if main_syntax == 'eruby'

unlet main_syntax

endif

" vim: nowrap sw=2 sts=2 ts=8:

vim-ruby/syntax/eruby.vim at master · vim-ruby/vim-ruby · GitHub

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