Class: Beaconable::AttributeSnapshot

Inherits:
Object
  • Object
show all
Defined in:
lib/beaconable/attribute_snapshot.rb

Overview

Immutable snapshot of an ActiveRecord object’s attributes at a point in time. Replaces OpenStruct for better performance and explicit immutability.

Instance Method Summary collapse

Constructor Details

#initialize(attributes) ⇒ AttributeSnapshot

Returns a new instance of AttributeSnapshot.



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# File 'lib/beaconable/attribute_snapshot.rb', line 7

def initialize(attributes)
  @attributes = attributes.freeze
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method_name, *args) ⇒ Object 



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# File 'lib/beaconable/attribute_snapshot.rb', line 11

def method_missing(method_name, *args)
  key = method_name.to_sym
  return @attributes[key] if @attributes.key?(key)

  super
end

Instance Method Details

#[](key) ⇒ Object

Direct hash-style access for attribute values



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# File 'lib/beaconable/attribute_snapshot.rb', line 23

def [](key)
  @attributes[key.to_sym]
end

#inspect ⇒ Object 



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# File 'lib/beaconable/attribute_snapshot.rb', line 32

def inspect
  "#<#{self.class.name} #{@attributes.inspect}>"
end

#respond_to_missing?(method_name, include_private = false) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/beaconable/attribute_snapshot.rb', line 18

def respond_to_missing?(method_name, include_private = false)
  @attributes.key?(method_name.to_sym) || super
end

#to_h ⇒ Object

Returns a copy of the attributes hash (for debugging/inspection)



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# File 'lib/beaconable/attribute_snapshot.rb', line 28

def to_h
  @attributes.dup
end