Base - 为渲染打基础
module ActionView
class Base
attr_accessor :view_renderer
attr_internal :config, :assigns
delegate :lookup_context, :to => :view_renderer
delegate :formats, :formats=, :locale, :locale=, :view_paths, :view_paths=,
:to => :lookup_context
def initialize(context = nil, assigns = {}, controller = nil, formats = nil)
@_config = ActiveSupport::InheritableOptions.new
if context.is_a?(ActionView::Renderer)
@view_renderer = context
else
lookup_context = context.is_a?(ActionView::LookupContext) ?
context : ActionView::LookupContext.new(context)
lookup_context.formats = formats if formats
lookup_context.prefixes = controller._prefixes if controller
@view_renderer = ActionView::Renderer.new(lookup_context)
end
assign(assigns)
assign_controller(controller)
_prepare_context
end
end
end怎么传递实例变量的?
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