aboutsummaryrefslogtreecommitdiffstats
path: root/actionpack/lib/action_view/helpers/number_helper.rb
diff options
context:
space:
mode:
Diffstat (limited to 'actionpack/lib/action_view/helpers/number_helper.rb')
-rw-r--r--actionpack/lib/action_view/helpers/number_helper.rb8
1 files changed, 6 insertions, 2 deletions
diff --git a/actionpack/lib/action_view/helpers/number_helper.rb b/actionpack/lib/action_view/helpers/number_helper.rb
index 605e5d5873..01fecc0f23 100644
--- a/actionpack/lib/action_view/helpers/number_helper.rb
+++ b/actionpack/lib/action_view/helpers/number_helper.rb
@@ -273,8 +273,12 @@ module ActionView
strip_insignificant_zeros = options.delete :strip_insignificant_zeros
if significant and precision > 0
- digits = (Math.log10(number) + 1).floor
- rounded_number = BigDecimal.new((number / 10 ** (digits - precision)).to_s).round.to_f * 10 ** (digits - precision)
+ if number == 0
+ digits, rounded_number = 1, 0
+ else
+ digits = (Math.log10(number) + 1).floor
+ rounded_number = BigDecimal.new((number / 10 ** (digits - precision)).to_s).round.to_f * 10 ** (digits - precision)
+ end
precision = precision - digits
precision = precision > 0 ? precision : 0 #don't let it be negative
else