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-rw-r--r--lib/cgi/core.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/cgi/core.rb b/lib/cgi/core.rb
index b81f915379..1a741dcd76 100644
--- a/lib/cgi/core.rb
+++ b/lib/cgi/core.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: false
#--
# Methods for generating HTML, parsing CGI-related parameters, and
# generating HTTP responses.