Class: ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Json

Inherits:
Type::Value show all
Includes:
Type::Mutable
Defined in:
activerecord/lib/active_record/connection_adapters/postgresql/oid/json.rb

Overview

:nodoc:

Direct Known Subclasses

Jsonb

Instance Attribute Summary

Attributes inherited from Type::Value

#limit, #precision, #scale

Instance Method Summary collapse

Methods included from Type::Mutable

#changed_in_place?, #type_cast_from_user

Methods inherited from Type::Value

#==, #binary?, #changed?, #changed_in_place?, #hash, #initialize, #klass, #number?, #text?, #type_cast_for_schema, #type_cast_from_user

Constructor Details

This class inherits a constructor from ActiveRecord::Type::Value

Instance Method Details

#accessorObject


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# File 'activerecord/lib/active_record/connection_adapters/postgresql/oid/json.rb', line 28

def accessor
  ActiveRecord::Store::StringKeyedHashAccessor
end

#typeObject


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# File 'activerecord/lib/active_record/connection_adapters/postgresql/oid/json.rb', line 8

def type
  :json
end

#type_cast_for_database(value) ⇒ Object


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# File 'activerecord/lib/active_record/connection_adapters/postgresql/oid/json.rb', line 20

def type_cast_for_database(value)
  if value.is_a?(::Array) || value.is_a?(::Hash)
    ::ActiveSupport::JSON.encode(value)
  else
    super
  end
end

#type_cast_from_database(value) ⇒ Object


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# File 'activerecord/lib/active_record/connection_adapters/postgresql/oid/json.rb', line 12

def type_cast_from_database(value)
  if value.is_a?(::String)
    ::ActiveSupport::JSON.decode(value) rescue nil
  else
    super
  end
end