Module: Stateology::SM_Class_Methods

Defined in:
lib/stateology.rb

Overview

class methods

Instance Method Summary collapse

Instance Method Details

#state(name, &block) ⇒ Object 



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# File 'lib/stateology.rb', line 28

def state(name, &block)
    
    if RUBY_VERSION =~ /1.9/
            pram = [false]
        else
            pram = []
    end

    # if const is defined here then module_eval
    if const_defined?(name, *pram) then
        m = self.const_get(name)
        m.module_eval(&block)
    else

        m = Module.new
        # if the state is defined further up the chain then "inherit it"
        if constants.include?(name) || constants.include?(name.to_s) then
            # if constant not defined here then must be inherited
            inherited_state = const_get(name)

            # ignore if the constant is not a module
            m.send(:include, inherited_state) if inherited_state.instance_of?(Module)
        end

        m.send(:include, Stateology)
        m.module_eval(&block)

        const_set(name, m)
    end
end