Module: Party::Proxy::ClassMethods

Defined in:
lib/proxy_party.rb

Overview

Define class methods here.

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#proxies ⇒ Object

Returns the value of attribute proxies.



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# File 'lib/proxy_party.rb', line 228

def proxies
  @proxies
end

#proxy_factories ⇒ Object

Returns the value of attribute proxy_factories.



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# File 'lib/proxy_party.rb', line 229

def proxy_factories
  @proxy_factories
end

Instance Method Details

#add_proxy_factories(hash) ⇒ Object Also known as: add_proxy_factory 



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# File 'lib/proxy_party.rb', line 243

def add_proxy_factories hash
  hash.each_pair do |name, factory| 
    factory = if factory.kind_of?(Class) 
      Party::Proxy::Factory.new(factory) 
    else
      case factory
      when Array
        fac = factory.first
        meth = factory.last if factory.size == 2
        raise ArgumentError, "Factory must be a Class, was #{fac}" if !fac.kind_of?(Class) 
        raise ArgumentError, "Factory method be a label, was #{meth}" if meth && !meth.kind_of_label?
        Party::Proxy::Factory.new(fac, meth)
      else
        raise ArgumentError, "Factory must be a Class or have a #create method: #{factory}" if !factory.respond_to?(:create)
        factory
      end
    end
    self.proxy_factories ||= {}
    self.proxy_factories.merge!(name.to_sym => factory) if name.kind_of_label? 
  end
end

#proxy_accessor_for(obj, method = nil) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/proxy_party.rb', line 315

def proxy_accessor_for obj, method = nil
  method ||= obj[1] if obj.kind_of?(Hash)
  raise ArgumentError, "Takes only a single accessor to proxy" if method.kind_of? Array
  proxy_accessors_for obj, [method].flatten
end

#proxy_accessors_for(obj, *methods) ⇒ Object 



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# File 'lib/proxy_party.rb', line 290

def proxy_accessors_for obj, *methods
  proxy_for obj, methods
  
  rename_methods = last_arg_value({:rename => {}}, methods)
  methods.delete(:rename) if rename_methods
  
  methods.flat_uniq.each do |meth|
    name = meth.to_sym
    obj_name = obj.to_sym
    define_method name do |arg|
      send(obj_name).send('||=', create_in_factory(obj_name))
      send(obj_name).send("#{name}=", arg) if send(obj)
    end
  end

  rename_methods.each_pair do |meth, new_meth|
    name = meth.to_sym
    obj_name = obj.to_sym
    define_method new_meth.to_sym do |arg|
      send(obj_name).send('||=', create_in_factory(obj_name))
      send(obj_name).send("#{name}=", arg) if send(obj)
    end
  end
end

#proxy_factory ⇒ Object 



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# File 'lib/proxy_party.rb', line 231

def proxy_factory
  proxy_factories
end

#proxy_for(obj, *methods) ⇒ Object 



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# File 'lib/proxy_party.rb', line 271

def proxy_for obj, *methods
  rename_methods = last_arg_value({:rename => {}}, methods)
  methods.delete(:rename) if rename_methods
  
  methods.flat_uniq.each do |meth|
    name = meth.to_sym
    define_method name do
      send(obj).send(name) if send(obj)
    end
  end

  rename_methods.each_pair do |meth, new_meth|
    name = meth.to_sym
    define_method new_meth.to_sym do
      send(obj).send(name) if send(obj)
    end
  end
end

#remove_proxy(name) ⇒ Object 



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# File 'lib/proxy_party.rb', line 267

def remove_proxy name
  proxies.delete(name)
end

#remove_proxy_factories ⇒ Object 



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# File 'lib/proxy_party.rb', line 239

def remove_proxy_factories
  self.proxy_factories = nil
end

#remove_proxy_factory(name) ⇒ Object 



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# File 'lib/proxy_party.rb', line 235

def remove_proxy_factory name
  @proxy_factories[name] = nil
end