Add the Flipper::Middleware::Memoizer middleware

This ensures we make maximum one call per feature per request.

See
https://github.com/jnunemaker/flipper/blob/v0.10.2/docs/Optimization.md#memoizing-middleware

Signed-off-by: Rémy Coutable <remy@rymai.me>

1 files changed, 4 insertions, 0 deletions

diff --git a/config/initializers/flipper.rb b/config/initializers/flipper.rb
new file mode 100644
index 00000000000..0fee832788d
--- /dev/null
+++ b/config/initializers/flipper.rb
@@ -0,0 +1,4 @@
+require 'flipper/middleware/memoizer'
+
+Rails.application.config.middleware.use Flipper::Middleware::Memoizer,
+  lambda { Feature.flipper }