Quickly find ruby method and open the file

source_for.rb

# put this code into your .pryrc and .irbrc

def source_for(object, method_sym, from_super = nil)
  if object.respond_to?(method_sym, true)
    method = object.method(method_sym)
  elsif object.is_a?(Module)
    method = object.instance_method(method_sym)
  end

  if from_super
    location = method.super_method.source_location
  else
    location = method.source_location
  end

  `code #{location[0]}:#{location[1]}` if location # code for vscode, subl for sublime

 if location
   puts "#{location[0]}:#{location[1]}"
 else
   puts "Couldn't find the source file!"
 end
rescue
  nil
end