Module: Waw::FullState::OnClass

Included in:
ActionController
Defined in:
lib/waw/fullstate/on_class.rb

Overview

Provides the introspection methods for installing fullstate utilities on classes.

Instance Method Summary collapse

Instance Method Details

#__full_state_variables ⇒ Object

Returns the class full state variables



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# File 'lib/waw/fullstate/on_class.rb', line 8

def __full_state_variables
  @__full_state_variables ||= {}
end

#query_var(name, &block) ⇒ Object

Installs a query variable with a given block



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# File 'lib/waw/fullstate/on_class.rb', line 31

def query_var(name, &block)
  session_var(name, nil, &block)
end

#session_var(name, default_value = nil, &block) ⇒ Object

Installs a friendly session variable on the controller



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# File 'lib/waw/fullstate/on_class.rb', line 13

def session_var(name, default_value=nil, &block)
  __full_state_variables[name] = Waw::FullState::Variable.new(name, default_value, &block)
  instance_eval <<-EOF
    class << self
      def #{name}
        __full_state_variables[:#{name}].value(self)
      end
      def #{name}=(arg)
        __full_state_variables[:#{name}].value = arg
      end
      def reset(varname)
        __full_state_variables[varname].reset
      end
    end
  EOF
end