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-rw-r--r--spec/support/inspect_squelch.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/spec/support/inspect_squelch.rb b/spec/support/inspect_squelch.rb
index 8ee6732370b..90475204889 100644
--- a/spec/support/inspect_squelch.rb
+++ b/spec/support/inspect_squelch.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
# This class can generate a lot of output if it fails,
# so squelch the instance variable output.
class ActiveSupport::Cache::NullStore