Class: ActiveRecord::Reflection::AggregateReflection

Inherits:
MacroReflection show all
Defined in:
activerecord/lib/active_record/reflection.rb

Overview

Holds all the metadata about an aggregation as it was specified in the Active Record class.

Instance Attribute Summary

Attributes inherited from MacroReflection

#active_record, #name, #options, #plural_name, #scope

Instance Method Summary collapse

Methods inherited from MacroReflection

#==, #autosave=, #compute_class, #initialize, #klass, #scope_for

Methods inherited from AbstractReflection

#alias_candidate, #build_association, #build_scope, #chain, #check_validity_of_inverse!, #class_name, #constraints, #counter_cache_column, #counter_must_be_updated_by_has_many?, #get_join_keys, #has_cached_counter?, #inverse_of, #inverse_updates_counter_in_memory?, #inverse_which_updates_counter_cache, #join_foreign_key, #join_keys, #join_primary_key, #join_scope, #join_scopes, #klass_join_scope, #scopes, #strict_loading?, #table_name, #through_reflection?

Constructor Details

This class inherits a constructor from ActiveRecord::Reflection::MacroReflection

Instance Method Details

#mappingObject

:nodoc:


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# File 'activerecord/lib/active_record/reflection.rb', line 415

def mapping
  mapping = options[:mapping] || [name, name]
  mapping.first.is_a?(Array) ? mapping : [mapping]
end