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" Author: Eddie Lebow https://github.com/elebow
" Description: Functions for integrating with Ruby tools
" Find the nearest dir contining "app", "db", and "config", and assume it is
" the root of a Rails app.
function! ale#ruby#FindRailsRoot(buffer) abort
for l:name in ['app', 'config', 'db']
let l:dir = fnamemodify(
\ ale#path#FindNearestDirectory(a:buffer, l:name),
\ ':h:h'
\)
if l:dir isnot# '.'
\&& isdirectory(l:dir . '/app')
\&& isdirectory(l:dir . '/config')
\&& isdirectory(l:dir . '/db')
return l:dir
endif
endfor
return ''
endfunction
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