Contents

module ActiveRecord
  module Type
    class Decimal < Value # :nodoc:
      include Numeric

      def type
        :decimal
      end

      def type_cast_for_schema(value)
        value.to_s
      end

      private

      def cast_value(value)
        casted_value = case value
        when ::Float
          convert_float_to_big_decimal(value)
        when ::Numeric, ::String
          BigDecimal(value, precision.to_i)
        else
          if value.respond_to?(:to_d)
            value.to_d
          else
            cast_value(value.to_s)
          end
        end

        scale ? casted_value.round(scale) : casted_value
      end

      def convert_float_to_big_decimal(value)
        if precision
          BigDecimal(value, float_precision)
        else
          value.to_d
        end
      end

      def float_precision
        if precision.to_i > ::Float::DIG + 1
          ::Float::DIG + 1
        else
          precision.to_i
        end
      end
    end
  end
end

Version data entries

8 entries across 8 versions & 2 rubygems

Version	Path
ish_lib_manager-0.0.1	test/dummy/vendor/bundle/ruby/2.3.0/gems/activerecord-4.2.6/lib/active_record/type/decimal.rb
activerecord-4.2.6	lib/active_record/type/decimal.rb
activerecord-4.2.6.rc1	lib/active_record/type/decimal.rb
activerecord-4.2.5.2	lib/active_record/type/decimal.rb
activerecord-4.2.5.1	lib/active_record/type/decimal.rb
activerecord-4.2.5	lib/active_record/type/decimal.rb
activerecord-4.2.5.rc2	lib/active_record/type/decimal.rb
activerecord-4.2.5.rc1	lib/active_record/type/decimal.rb