Methods
U
Instance Public methods
use_renderer(*args)

Alias for use_renderers

use_renderers(*args)
This method is also aliased as use_renderer

Source: show | on GitHub 

    # File actionpack/lib/action_controller/metal/renderers.rb, line 20
20:       def use_renderers(*args)
21:         renderers = _renderers + args
22:         self._renderers = renderers.freeze
23:       end