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-rw-r--r--actionpack/lib/action_controller/metal/etag_with_template_digest.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/actionpack/lib/action_controller/metal/etag_with_template_digest.rb b/actionpack/lib/action_controller/metal/etag_with_template_digest.rb
index 69c3979a0e..4c563d5072 100644
--- a/actionpack/lib/action_controller/metal/etag_with_template_digest.rb
+++ b/actionpack/lib/action_controller/metal/etag_with_template_digest.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
module ActionController
# When our views change, they should bubble up into HTTP cache freshness
# and bust browser caches. So the template digest for the current action