diff options
Diffstat (limited to 'activerecord/lib/active_record/type/decimal.rb')
-rw-r--r-- | activerecord/lib/active_record/type/decimal.rb | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/type/decimal.rb b/activerecord/lib/active_record/type/decimal.rb new file mode 100644 index 0000000000..d10778eeb6 --- /dev/null +++ b/activerecord/lib/active_record/type/decimal.rb @@ -0,0 +1,40 @@ +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) + case value + when ::Float + BigDecimal(value, float_precision) + 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 + end + + def float_precision + if precision.to_i > ::Float::DIG + 1 + ::Float::DIG + 1 + else + precision.to_i + end + end + end + end +end |