class ActionView::RenderParser::RipperASTParser::RenderCallExtractor

def initialize(*args)
  super
  @render_calls = []
end

def on_arg_paren(content)
  content
end

def on_command(name, *args)
  on_render_call(super)
end

def on_fcall(name, *args)
  on_render_call(super)
end

def on_paren(content)
  content
end

def on_render_call(node)
  METHODS_TO_PARSE.each do |method|
    if node.fcall_named?(method)
      @render_calls << [method, node]
      return node
    end
  end
  node
end