Class: ActiveRecord::Reflection::MacroReflection

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

Overview

Abstract base class for AggregateReflection and AssociationReflection that describes the interface available for both of those classes. Objects of AggregateReflection and AssociationReflection are returned by the Reflection::ClassMethods.

Direct Known Subclasses

AggregateReflection, AssociationReflection

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(macro, name, options, active_record) ⇒ MacroReflection

Returns a new instance of MacroReflection.



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# File 'lib/active_record/reflection.rb', line 75

def initialize(macro, name, options, active_record)
  @macro, @name, @options, @active_record = macro, name, options, active_record
end

Instance Attribute Details

#active_record ⇒ Object (readonly)

Returns the value of attribute active_record.



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# File 'lib/active_record/reflection.rb', line 73

def active_record
  @active_record
end

Instance Method Details

#==(other_aggregation) ⇒ Object 



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# File 'lib/active_record/reflection.rb', line 107

def ==(other_aggregation)
  name == other_aggregation.name && other_aggregation.options && active_record == other_aggregation.active_record
end

#class_name ⇒ Object 



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# File 'lib/active_record/reflection.rb', line 103

def class_name
  @class_name ||= options[:class_name] || derive_class_name
end

#klass ⇒ Object

Returns the class for the macro, so “composed_of :balance, :class_name => ‘Money’” returns the Money class and “has_many :clients” returns the Client class.



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# File 'lib/active_record/reflection.rb', line 99

def klass
  @klass ||= class_name.constantize
end

#macro ⇒ Object

Returns the type of the macro, so it would return :composed_of for “composed_of :balance, :class_name => ‘Money’” or :has_many for “has_many :clients”.



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# File 'lib/active_record/reflection.rb', line 87

def macro
  @macro
end

#name ⇒ Object

Returns the name of the macro, so it would return :balance for “composed_of :balance, :class_name => ‘Money’” or :clients for “has_many :clients”.



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# File 'lib/active_record/reflection.rb', line 81

def name
  @name
end

#options ⇒ Object

Returns the hash of options used for the macro, so it would return { :class_name => “Money” } for “composed_of :balance, :class_name => ‘Money’” or {} for “has_many :clients”.



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# File 'lib/active_record/reflection.rb', line 93

def options
  @options
end