diff options
Diffstat (limited to 'activerecord/lib')
| -rw-r--r-- | activerecord/lib/active_record/type/decimal.rb | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/activerecord/lib/active_record/type/decimal.rb b/activerecord/lib/active_record/type/decimal.rb index ba5d244729..d10778eeb6 100644 --- a/activerecord/lib/active_record/type/decimal.rb +++ b/activerecord/lib/active_record/type/decimal.rb @@ -14,12 +14,25 @@ module ActiveRecord private def cast_value(value) - if value.is_a?(::Numeric) || value.is_a?(::String) + case value + when ::Float + BigDecimal(value, float_precision) + when ::Numeric, ::String BigDecimal(value, precision.to_i) - elsif value.respond_to?(:to_d) - value.to_d else - cast_value(value.to_s) + 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 |