Class: ContextR::InnerClass

Inherits:
Object show all
Defined in:
lib/contextr/inner_class.rb

Overview

:nodoc:

Class Method Summary collapse

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(*rest_args) ⇒ Object 



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# File 'lib/contextr/inner_class.rb', line 43

def method_missing(*rest_args)
  if block_given?
    yield(:next, *rest_args)
  else
    super
  end
end

Class Method Details

.find_hidden_method(name) ⇒ Object 



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# File 'lib/contextr/inner_class.rb', line 23

def find_hidden_method(name)
  @hidden_methods ||= {}
  @hidden_methods[name] || superclass.find_hidden_method(name)
end

.hide(name) ⇒ Object

Hide the method named name in the BlankSlate class. Don’t hide instance_eval or any method beginning with “__”.



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# File 'lib/contextr/inner_class.rb', line 14

def hide(name)
  if instance_methods.include?(name.to_s) and
    name !~ /^(__)/
    @hidden_methods ||= {}
    @hidden_methods[name.to_sym] = instance_method(name)
    undef_method name
  end
end

.reveal(name) ⇒ Object

Redefine a previously hidden method so that it may be called on a blank slate object.



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# File 'lib/contextr/inner_class.rb', line 30

def reveal(name)
  bound_method = nil
  unbound_method = find_hidden_method(name)
  fail "Don't know how to reveal method '#{name}'" unless unbound_method
  define_method(name) do |*args|
    bound_method ||= unbound_method.bind(self)
    bound_method.call(*args)
  end
end