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+" Author: Auri <me@aurieh.me>
+" Description: Functions for integrating with D linters.
+
+function! ale#d#FindDUBConfig(buffer) abort
+ " Find a DUB configuration file in ancestor paths.
+ " The most DUB-specific names will be tried first.
+ for l:possible_filename in ['dub.sdl', 'dub.json', 'package.json']
+ let l:dub_file = ale#path#FindNearestFile(a:buffer, l:possible_filename)
+
+ if !empty(l:dub_file)
+ return l:dub_file
+ endif
+ endfor
+
+ return ''
+endfunction