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Class: ActiveRecord::TypeCaster::Connection

Do not use. This class is for internal use only.
Relationships & Source Files
Inherits: Object
Defined in: activerecord/lib/active_record/type_caster/connection.rb

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(klass, table_name) ⇒ Connection

[ GitHub ] 

  


# File 'activerecord/lib/active_record/type_caster/connection.rb', line 6



def initialize(klass, table_name)
  @klass = klass
  @table_name = table_name
end


  







Instance Attribute Details



  

    #connection   (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/type_caster/connection.rb', line 27



delegate :connection, to: :@klass, private: true


  








  

    #table_name   (readonly, private)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/type_caster/connection.rb', line 30



attr_reader :table_name


  







Instance Method Details



  

    #type_cast_for_database(attr_name, value)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/type_caster/connection.rb', line 11



def type_cast_for_database(attr_name, value)
  type = type_for_attribute(attr_name)
  type.serialize(value)
end


  








  

    #type_for_attribute(attr_name)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/type_caster/connection.rb', line 16



def type_for_attribute(attr_name)
  schema_cache = connection.schema_cache

  if schema_cache.data_source_exists?(table_name)
    column = schema_cache.columns_hash(table_name)[attr_name.to_s]
    type = connection.lookup_cast_type_from_column(column) if column
  end

  type || Type.default_value
end