Class: Hashcraft::Transformers

Inherits:

Generic::Registry

• Object
• Generic::Registry
• Hashcraft::Transformers

Defined in:

lib/hashcraft/transformers.rb

Overview

Singleton that knows how to register and retrieve transformer instances. Entries can either be instances that respond to transform or procs that accept two arguments.

Instance Method Summary

• #initialize ⇒ Transformers constructor

  A new instance of Transformers.

• #transform(name, value, option) ⇒ Object

Methods inherited from Generic::Registry

#register, #register_all, #resolve

Constructor Details

#initialize ⇒ Transformers

Returns a new instance of Transformers.

# File 'lib/hashcraft/transformers.rb', line 28

def initialize
  # append on the default case
  super(FUNCTIONS.merge('': FUNCTIONS[:pass_thru]))
end

Instance Method Details

#transform(name, value, option) ⇒ Object

# File 'lib/hashcraft/transformers.rb', line 33

def transform(name, value, option)
  object = resolve(name)
  method = object.is_a?(Proc) ? :call : :transform

  object.send(method, value, option)
end