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module ActionView
# NOTE: The template that this mixin is being included into is frozen
# so you cannot set or modify any instance variables
module RenderablePartial #:nodoc:
extend ActiveSupport::Memoizable
def variable_name
name.sub(/\A_/, '').to_sym
end
memoize :variable_name
def counter_name
"#{variable_name}_counter".to_sym
end
memoize :counter_name
def render(view, local_assigns = {})
if defined? ActionController
ActionController::Base.benchmark("Rendered #{path_without_format_and_extension}", Logger::DEBUG, false) do
super
end
else
super
end
end
def render_partial(view, object = nil, local_assigns = {}, as = nil)
object ||= local_assigns[:object] ||
local_assigns[variable_name]
if view.respond_to?(:controller)
ivar = :"@#{variable_name}"
object ||=
if view.controller.instance_variable_defined?(ivar)
ActiveSupport::Deprecation::DeprecatedObjectProxy.new(
view.controller.instance_variable_get(ivar),
"#{ivar} will no longer be implicitly assigned to #{variable_name}")
end
end
# Ensure correct object is reassigned to other accessors
local_assigns[:object] = local_assigns[variable_name] = object
local_assigns[as] = object if as
render_template(view, local_assigns)
end
end
end
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