Class: Anony::Selectors

Inherits:
Object
  • Object
show all
Defined in:
lib/anony/selectors.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(model_class, &block) ⇒ Selectors

Returns a new instance of Selectors.



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# File 'lib/anony/selectors.rb', line 7

def initialize(model_class, &block)
  @model_class = model_class
  @selectors = {}
  instance_exec(&block) if block
end

Instance Attribute Details

#selectors ⇒ Object (readonly)

Returns the value of attribute selectors.



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# File 'lib/anony/selectors.rb', line 13

def selectors
  @selectors
end

Instance Method Details

#for_subject(subject, &block) ⇒ Object 



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# File 'lib/anony/selectors.rb', line 15

def for_subject(subject, &block)
  selectors[subject] = block
end

#select(subject, subject_id) ⇒ Object

Raises:



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# File 'lib/anony/selectors.rb', line 19

def select(subject, subject_id)
  selector = selectors[subject]
  raise SelectorNotFoundException.new(subject.to_s, @model_class.name) if selector.nil?

  @model_class.instance_exec(subject_id, &selector)
end