class Object
Public Instance Methods
walk_up_until(file_to_find, start_path=nil)
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# File lib/walk_up.rb, line 4 def walk_up_until(file_to_find, start_path=nil) here = start_path || Dir.pwd # if absolute if not Pathname.new(here).absolute? here = File.join(Dir.pwd, here) end loop do check_path = File.join(here, file_to_find) if File.exist?(check_path) return check_path end # reached the top if here == File.dirname(here) return nil # else go up one and try again else here = File.dirname(here) end end end