diff options
Diffstat (limited to 'activesupport/lib/active_support/duration/iso8601_serializer.rb')
| -rw-r--r-- | activesupport/lib/active_support/duration/iso8601_serializer.rb | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/activesupport/lib/active_support/duration/iso8601_serializer.rb b/activesupport/lib/active_support/duration/iso8601_serializer.rb index 05c6a083a9..eb8136e208 100644 --- a/activesupport/lib/active_support/duration/iso8601_serializer.rb +++ b/activesupport/lib/active_support/duration/iso8601_serializer.rb @@ -12,8 +12,10 @@ module ActiveSupport # Builds and returns output string. def serialize - output = 'P' parts, sign = normalize + return "PT0S".freeze if parts.empty? + + output = 'P' output << "#{parts[:years]}Y" if parts.key?(:years) output << "#{parts[:months]}M" if parts.key?(:months) output << "#{parts[:weeks]}W" if parts.key?(:weeks) |