Class: ActiveRecord::WhenChange::ChangedAttributes

Inherits:
Object
  • Object
show all
Defined in:
lib/active_record/when_change.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(attr, old_attr, current) ⇒ ChangedAttributes

Returns a new instance of ChangedAttributes.



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# File 'lib/active_record/when_change.rb', line 45

def initialize attr, old_attr, current
  @attr = attr
  @old_attr = old_attr
  @current = current
end

Instance Attribute Details

#attr ⇒ Object (readonly)

Returns the value of attribute attr.



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# File 'lib/active_record/when_change.rb', line 44

def attr
  @attr
end

#current ⇒ Object (readonly)

Returns the value of attribute current.



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# File 'lib/active_record/when_change.rb', line 44

def current
  @current
end

#old_attr ⇒ Object (readonly)

Returns the value of attribute old_attr.



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# File 'lib/active_record/when_change.rb', line 44

def old_attr
  @old_attr
end

Instance Method Details

#inspect ⇒ Object 



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# File 'lib/active_record/when_change.rb', line 51

def inspect
  old != value
end

#new_value ⇒ Object 



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# File 'lib/active_record/when_change.rb', line 67

def new_value
  value
end

#old ⇒ Object 



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# File 'lib/active_record/when_change.rb', line 55

def old
  old_attr[attr]
end

#old_value ⇒ Object 



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# File 'lib/active_record/when_change.rb', line 63

def old_value
  old
end

#value ⇒ Object 



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# File 'lib/active_record/when_change.rb', line 59

def value
  current.read_attribute attr
end