class RSpec::Mocks::Implementation

@private
any number of sub-implementations.
Represents a configured implementation. Takes into account

def actions 

def actions
  [initial_action, inner_action, terminal_action].compact
end

def call(*args, &block) 

def call(*args, &block)
  actions.map do |action|
    action.call(*args, &block)
  end.last
end

def present? 

def present?
  actions.any?
end