Class: ValidationSets::ValidationProxy

Inherits:
Object
  • Object
show all
Defined in:
lib/validation_sets/validation_proxy.rb

Overview

A ValidationSet instance is used to add extra options to validations to make sure the only run when a certain validation set is active.

Instance Method Summary collapse

Constructor Details

#initialize(model, set) ⇒ ValidationProxy

Returns a new instance of ValidationProxy.



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# File 'lib/validation_sets/validation_proxy.rb', line 5

def initialize(model, set)
  @model = model
  @set = set
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args, &block) ⇒ Object

Forwards all other methods (ie. validates_presence_of) to the model class with extra options



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# File 'lib/validation_sets/validation_proxy.rb', line 12

def method_missing(method, *args, &block)
  options = args.extract_options!
  options[:if] = Array.wrap(options[:if])
  options[:if] << "_validation_set == :#{@set}"
  # BUG: Callbacks get deleted from their chain when they're the same as a previous callback
  if (method == :validate) and !block and args[0].kind_of?(Symbol)
    callback = args.shift
    block = lambda { send(callback) }
  end
  args << options
  @model.send(method, *args, &block)
end