Class: Zena::Use::Relations::ProxyLoader

Inherits:
Object
  • Object
show all
Includes:
RubyLess
Defined in:
lib/zena/use/relations.rb

Overview

The ProxyLoader is used so that nested_attributes_alias resolution through node.send(‘link’).send(‘friend’) makes it to the ‘friend’ relation proxy.

Constant Summary collapse

DUMMY = 
Class.new do
  def other_id;   nil; end
  def other_ids;  [];  end
  def other_zips; [];  end
  def to_s; 'nil'; end
  def try(*args); nil; end
end.new.freeze

Instance Method Summary collapse

Constructor Details

#initialize(node) ⇒ ProxyLoader

Returns a new instance of ProxyLoader.



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# File 'lib/zena/use/relations.rb', line 19

def initialize(node)
  @node = node
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(sym, *args) ⇒ Object 



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# File 'lib/zena/use/relations.rb', line 31

def method_missing(sym, *args)
  nil
end

Instance Method Details

#[](role) ⇒ Object 



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# File 'lib/zena/use/relations.rb', line 23

def [](role)
  @node.relation_proxy(role.to_s) || DUMMY
end

#send(role) ⇒ Object 



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# File 'lib/zena/use/relations.rb', line 27

def send(role)
  @node.relation_proxy(role.to_s)
end