diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/float/rounding.rb')
-rw-r--r-- | activesupport/lib/active_support/core_ext/float/rounding.rb | 34 |
1 files changed, 14 insertions, 20 deletions
diff --git a/activesupport/lib/active_support/core_ext/float/rounding.rb b/activesupport/lib/active_support/core_ext/float/rounding.rb index 062d466838..0b1ae4be7e 100644 --- a/activesupport/lib/active_support/core_ext/float/rounding.rb +++ b/activesupport/lib/active_support/core_ext/float/rounding.rb @@ -1,24 +1,18 @@ -module ActiveSupport #:nodoc: - module CoreExtensions #:nodoc: - module Float #:nodoc: - module Rounding - def self.included(base) #:nodoc: - base.class_eval do - alias_method :round_without_precision, :round - alias_method :round, :round_with_precision - end - end +class Float + remove_method :round - # Rounds the float with the specified precision. - # - # x = 1.337 - # x.round # => 1 - # x.round(1) # => 1.3 - # x.round(2) # => 1.34 - def round_with_precision(precision = nil) - precision.nil? ? round_without_precision : (self * (10 ** precision)).round / (10 ** precision).to_f - end - end + # Rounds the float with the specified precision. + # + # x = 1.337 + # x.round # => 1 + # x.round(1) # => 1.3 + # x.round(2) # => 1.34 + def round(precision = nil) + if precision + magnitude = 10.0 ** precision + (self * magnitude).round / magnitude + else + super() end end end |