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-rw-r--r--railties/lib/rails/code_statistics_calculator.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/railties/lib/rails/code_statistics_calculator.rb b/railties/lib/rails/code_statistics_calculator.rb
index d0194af197..85f86bdbd0 100644
--- a/railties/lib/rails/code_statistics_calculator.rb
+++ b/railties/lib/rails/code_statistics_calculator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
class CodeStatisticsCalculator #:nodoc:
attr_reader :lines, :code_lines, :classes, :methods