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-rw-r--r--actionpack/lib/action_dispatch/routing/mapper.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/actionpack/lib/action_dispatch/routing/mapper.rb b/actionpack/lib/action_dispatch/routing/mapper.rb
index e6c563d7b7..dee4516fbe 100644
--- a/actionpack/lib/action_dispatch/routing/mapper.rb
+++ b/actionpack/lib/action_dispatch/routing/mapper.rb
@@ -85,7 +85,7 @@ module ActionDispatch
end
def requirements
- @requirements ||= returning(@options[:constraints] || {}) do |requirements|
+ @requirements ||= (@options[:constraints] || {}).tap do |requirements|
requirements.reverse_merge!(@scope[:constraints]) if @scope[:constraints]
@options.each { |k, v| requirements[k] = v if v.is_a?(Regexp) }
end