ActionController::Rendering
Namespace
Methods
R
Constants
RENDER_FORMATS_IN_PRIORITY = [:body, :plain, :html]
 
Instance Public methods
render_to_body(options = {})

Source: show | on GitHub 

# File actionpack/lib/action_controller/metal/rendering.rb, line 51
def render_to_body(options = {})
  super || _render_in_priorities(options) || " "
end
render_to_string(*)

Overwrite #render_to_string because body can now be set to a Rack body.

Source: show | on GitHub 

# File actionpack/lib/action_controller/metal/rendering.rb, line 40
def render_to_string(*)
  result = super
  if result.respond_to?(:each)
    string = ""
    result.each { |r| string << r }
    string
  else
    result
  end
end