Class: BusinessFlow::DSL::MemoizedField

Inherits:

Object

• Object
• BusinessFlow::DSL::MemoizedField

Defined in:

lib/business_flow/dsl.rb

Overview

Helper class around memoized fields

Instance Method Summary

• #add_to(klass) ⇒ Object
• #initialize(field, retriever, setter_factory) ⇒ MemoizedField constructor

  A new instance of MemoizedField.

Constructor Details

#initialize(field, retriever, setter_factory) ⇒ MemoizedField

Returns a new instance of MemoizedField.

# File 'lib/business_flow/dsl.rb', line 303

def initialize(field, retriever, setter_factory)
  @field = field
  @retriever = retriever
  @setter_factory = setter_factory
end

Instance Method Details

#add_to(klass) ⇒ Object

# File 'lib/business_flow/dsl.rb', line 309

def add_to(klass)
  setter = setter_factory.call(field, safe_ivar_name)
  Field.unsafe_eval_method(
    klass, field, memoized(safe_ivar_name, setter, retriever)
  )
end