Module: ActiveModel::Type::Helpers::Mutable

Do not use. This module is for internal use only.

Relationships & Source Files
Extension / Inclusion / Inheritance Descendants
Included In: `::ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Array`, `::ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Hstore`, `::ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Jsonb`, `::ActiveRecord::ConnectionAdapters::PostgreSQL::OID::LegacyPoint`, `::ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Point`, `::ActiveRecord::Encryption::EncryptedAttributeType`, `::ActiveRecord::Type::Json`, `::ActiveRecord::Type::Serialized`
Defined in:	activemodel/lib/active_model/type/helpers/mutable.rb

Instance Attribute Summary

#cast(value)
#changed_in_place?(raw_old_value, new_value) ⇒ Boolean

raw_old_value will be the _before_type_cast version of the value (likely a string).

[ GitHub ]

# File 'activemodel/lib/active_model/type/helpers/mutable.rb', line 18


def mutable? # :nodoc:
  true
end

[ GitHub ]

# File 'activemodel/lib/active_model/type/helpers/mutable.rb', line 7


def cast(value)
  deserialize(serialize(value))
end

raw_old_value will be the _before_type_cast version of the value (likely a string). new_value will be the current, type cast value.

[ GitHub ]

# File 'activemodel/lib/active_model/type/helpers/mutable.rb', line 14


def changed_in_place?(raw_old_value, new_value)
  raw_old_value != serialize(new_value)
end