make OR in journey patterns compile to a valid regular expression

2 files changed, 7 insertions, 0 deletions

diff --git a/actionpack/lib/action_dispatch/journey/path/pattern.rb b/actionpack/lib/action_dispatch/journey/path/pattern.rb
index 3af940a02f..0d82008d8e 100644
--- a/actionpack/lib/action_dispatch/journey/path/pattern.rb
+++ b/actionpack/lib/action_dispatch/journey/path/pattern.rb
@@ -122,6 +122,11 @@ module ActionDispatch
             re = @matchers[node.left.to_sym] || '.+'
             "(#{re})"
           end
+
+          def visit_OR(node)
+            children = node.children.map { |n| visit n }
+            "(?:#{children.join(?|)})"
+          end
         end
 
         class UnanchoredRegexp < AnchoredRegexp # :nodoc:
diff --git a/actionpack/test/journey/path/pattern_test.rb b/actionpack/test/journey/path/pattern_test.rb
index 9dfdfc23ed..6939b426f6 100644
--- a/actionpack/test/journey/path/pattern_test.rb
+++ b/actionpack/test/journey/path/pattern_test.rb
@@ -16,6 +16,7 @@ module ActionDispatch
           '/:controller(.:format)'       => %r{\A/(#{x})(?:\.([^/.?]+))?\Z},
           '/:controller/*foo'            => %r{\A/(#{x})/(.+)\Z},
           '/:controller/*foo/bar'        => %r{\A/(#{x})/(.+)/bar\Z},
+          '/:foo|*bar'                   => %r{\A/(?:([^/.?]+)|(.+))\Z},
         }.each do |path, expected|
           define_method(:"test_to_regexp_#{path}") do
             strexp = Router::Strexp.build(
@@ -39,6 +40,7 @@ module ActionDispatch
           '/:controller(.:format)'       => %r{\A/(#{x})(?:\.([^/.?]+))?},
           '/:controller/*foo'            => %r{\A/(#{x})/(.+)},
           '/:controller/*foo/bar'        => %r{\A/(#{x})/(.+)/bar},
+          '/:foo|*bar'                   => %r{\A/(?:([^/.?]+)|(.+))},
         }.each do |path, expected|
           define_method(:"test_to_non_anchored_regexp_#{path}") do
             strexp = Router::Strexp.build(