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Contents
module AASM
class StateMachine
# the following two methods provide the storage of all state machines
def self.[](klass)
(@machines ||= {})[klass.to_s]
end
def self.[]=(klass, machine)
(@machines ||= {})[klass.to_s] = machine
end
attr_accessor :states, :events, :initial_state, :config
def initialize
@initial_state = nil
@states = []
@events = {}
@config = AASM::Configuration.new
end
# called internally by Ruby 1.9 after clone()
def initialize_copy(orig)
super
@states = @states.dup
@events = @events.dup
end
def add_state(name, klass, options)
set_initial_state(name, options)
# allow reloading, extending or redefining a state
@states.delete(name) if @states.include?(name)
@states << AASM::Core::State.new(name, klass, options)
end
private
def set_initial_state(name, options)
@initial_state = name if options[:initial] || !initial_state
end
end # StateMachine
end # AASM
Version data entries
8 entries across 8 versions & 1 rubygems