Class: Reforge::Transformation::Transform

Inherits:
Object
  • Object
show all
Includes:
Factories
Defined in:
lib/reforge/transformation/transform.rb,
lib/reforge/transformation/transform/memo.rb,
lib/reforge/transformation/transform/factories.rb

Defined Under Namespace

Modules: Factories Classes: Memo

Constant Summary

Constants included from Factories

Factories::TRANSFORM_PROC_FACTORIES, Factories::TRANSFORM_TYPES

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Factories

#transform_proc_from

Constructor Details

#initialize(transform, memoize: nil) ⇒ Transform

Returns a new instance of Transform.



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# File 'lib/reforge/transformation/transform.rb', line 10

def initialize(transform, memoize: nil)
  transform = transform_proc_from(transform) if transform.is_a?(Hash)
  validate_transform!(transform)

  @transform = transform
  @memo = Memo.from(memoize) if memoize
end

Instance Attribute Details

#transform ⇒ Object (readonly)

Returns the value of attribute transform.



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# File 'lib/reforge/transformation/transform.rb', line 8

def transform
  @transform
end

Instance Method Details

#call(source) ⇒ Object 



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# File 'lib/reforge/transformation/transform.rb', line 18

def call(source)
  if @memo.nil?
    call_transform(source)
  else
    @memo[source] ||= call_transform(source)
  end
end