From 455978cd133f27fab9e2bfa4301efd3b7c7d0462 Mon Sep 17 00:00:00 2001
From: Hiroshi SHIBATA <hsbt@ruby-lang.org>
Date: Mon, 13 Sep 2021 20:41:03 +0900
Subject: [PATCH] Removed unused mu_pp method

---
 tool/lib/test/unit/assertions.rb | 11 -----------
 1 file changed, 11 deletions(-)

diff --git a/tool/lib/test/unit/assertions.rb b/tool/lib/test/unit/assertions.rb
index 9d88a3a5ed..814dd4497e 100644
--- a/tool/lib/test/unit/assertions.rb
+++ b/tool/lib/test/unit/assertions.rb
@@ -88,17 +88,6 @@ module Test
         tempfile_b.close! if tempfile_b
       end
 
-      ##
-      # This returns a human-readable version of +obj+. By default
-      # #inspect is called. You can override this to use #pretty_print
-      # if you want.
-
-      def mu_pp obj
-        s = obj.inspect
-        s = s.encode Encoding.default_external if defined? Encoding
-        s
-      end
-
       ##
       # This returns a diff-able human-readable version of +obj+. This
       # differs from the regular mu_pp because it expands escaped