Resolve "More RESTful API: include resource URLs in responses"

1 files changed, 35 insertions, 0 deletions

diff --git a/config/initializers/grape_route_helpers_fix.rb b/config/initializers/grape_route_helpers_fix.rb
new file mode 100644
index 00000000000..d3cf9e453d0
--- /dev/null
+++ b/config/initializers/grape_route_helpers_fix.rb
@@ -0,0 +1,35 @@
+if defined?(GrapeRouteHelpers)
+  module GrapeRouteHelpers
+    class DecoratedRoute
+      # GrapeRouteHelpers gem tries to parse the versions
+      # from a string, not supporting Grape `version` array definition.
+      #
+      # Without the following fix, we get this on route helpers generation:
+      #
+      # => undefined method `scan' for ["v3", "v4"]
+      #
+      # 2.0.0 implementation of this method:
+      #
+      # ```
+      # def route_versions
+      #   version_pattern = /[^\[",\]\s]+/
+      #   if route_version
+      #     route_version.scan(version_pattern)
+      #   else
+      #     [nil]
+      #   end
+      # end
+      # ```
+      def route_versions
+        return [nil] if route_version.nil? || route_version.empty?
+
+        if route_version.is_a?(String)
+          version_pattern = /[^\[",\]\s]+/
+          route_version.scan(version_pattern)
+        else
+          route_version
+        end
+      end
+    end
+  end
+end