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module ActionView
class AbstractRenderer #:nodoc:
delegate :find_template, :template_exists?, :with_fallbacks, :with_layout_format, :formats, :to => :@lookup_context
def initialize(lookup_context)
@lookup_context = lookup_context
end
def render
raise NotImplementedError
end
protected
def extract_details(options)
@lookup_context.registered_details.each_with_object({}) do |key, details|
next unless value = options[key]
details[key] = Array(value)
end
end
def instrument(name, options={})
ActiveSupport::Notifications.instrument("render_#{name}.action_view", options){ yield }
end
def prepend_formats(formats)
formats = Array(formats)
return if formats.empty? || @lookup_context.html_fallback_for_js
@lookup_context.formats = formats | @lookup_context.formats
end
end
end
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