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-rw-r--r--activesupport/lib/active_support/duration.rb4
1 files changed, 4 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/duration.rb b/activesupport/lib/active_support/duration.rb
index de3ded1e1f..00c67a470d 100644
--- a/activesupport/lib/active_support/duration.rb
+++ b/activesupport/lib/active_support/duration.rb
@@ -80,6 +80,10 @@ module ActiveSupport
parts.to_sentence(:locale => :en)
end
+ def as_json(options = nil) #:nodoc:
+ to_i
+ end
+
protected
def sum(sign, time = ::Time.current) #:nodoc: