class SimpleForm::Wrappers::Leaf

def find(name)
  self if @namespace == name
end

def initialize(namespace, options = {})
  @namespace = namespace
  @options = options
end

def render(input)
  method = input.method(@namespace)
  if method.arity.zero?
    SimpleForm.deprecator.warn(SimpleForm::CUSTOM_INPUT_DEPRECATION_WARN % { name: @namespace })
    method.call
  else
    method.call(@options)
  end
end