Module: ActionView::Renderable

Extended by:
ActiveSupport::Memoizable
Included in:
InlineTemplate, Template
Defined in:
lib/action_view/renderable.rb

Overview

NOTE: The template that this mixin is being included into is frozen so you cannot set or modify any instance variables

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object



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# File 'lib/action_view/renderable.rb', line 7

def self.included(base)
  @@mutex = Mutex.new
end

Instance Method Details

#compiled_sourceObject



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# File 'lib/action_view/renderable.rb', line 20

def compiled_source
  handler.call(self)
end

#filenameObject



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# File 'lib/action_view/renderable.rb', line 11

def filename
  'compiled-template'
end

#handlerObject



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# File 'lib/action_view/renderable.rb', line 15

def handler
  Template.handler_class_for_extension(extension)
end

#method_name(local_assigns) ⇒ Object



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# File 'lib/action_view/renderable.rb', line 52

def method_name(local_assigns)
  if local_assigns && local_assigns.any?
    local_assigns_keys = "locals_#{local_assigns.keys.map { |k| k.to_s }.sort.join('_')}"
  end
  ['_run', extension, method_segment, local_assigns_keys].compact.join('_').to_sym
end

#render(view, local_assigns = {}) ⇒ Object



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# File 'lib/action_view/renderable.rb', line 25

def render(view, local_assigns = {})
  compile(local_assigns)

  stack = view.instance_variable_get(:@_render_stack)
  stack.push(self)

  # This is only used for TestResponse to set rendered_template
  unless is_a?(InlineTemplate) || view.instance_variable_get(:@_first_render)
    view.instance_variable_set(:@_first_render, self)
  end

  view.send(:_evaluate_assigns_and_ivars)
  view.send(:_set_controller_content_type, mime_type) if respond_to?(:mime_type)

  result = view.send(method_name(local_assigns), local_assigns) do |*names|
    ivar = :@_proc_for_layout
    if !view.instance_variable_defined?(:"@content_for_#{names.first}") && view.instance_variable_defined?(ivar) && (proc = view.instance_variable_get(ivar))
      view.capture(*names, &proc)
    elsif view.instance_variable_defined?(ivar = :"@content_for_#{names.first || :layout}")
      view.instance_variable_get(ivar)
    end
  end

  stack.pop
  result
end