* object.c (rb_inspect): dump inspected result with rb_str_escape()

  instead of raising Encoding::CompatibilityError. [Feature #11801]

* string.c (rb_str_escape): added to dump given string like
  rb_str_inspect without quotes and always dump in US-ASCII
  like rb_str_dump.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53027 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 8 insertions, 3 deletions

diff --git a/test/ruby/test_m17n.rb b/test/ruby/test_m17n.rb
index ca25f8502d..2e9e65b52f 100644
--- a/test/ruby/test_m17n.rb
+++ b/test/ruby/test_m17n.rb
@@ -278,7 +278,7 @@ class TestM17N < Test::Unit::TestCase
         o = Object.new
         [Encoding::UTF_16BE, Encoding::UTF_16LE, Encoding::UTF_32BE, Encoding::UTF_32LE].each do |e|
           o.instance_eval "undef inspect;def inspect;'abc'.encode('#{e}');end"
-          assert_raise(Encoding::CompatibilityError) { [o].inspect }
+          assert_equal '[abc]', [o].inspect
         end
       ensure
         Encoding.default_internal = orig_int
@@ -302,13 +302,18 @@ class TestM17N < Test::Unit::TestCase
     def o.inspect
       "abc".encode(Encoding.default_external)
     end
-    assert_raise(Encoding::CompatibilityError) { [o].inspect }
+    assert_equal '[abc]', [o].inspect
 
     Encoding.default_external = Encoding::US_ASCII
     def o.inspect
       "\u3042"
     end
-    assert_raise(Encoding::CompatibilityError) { [o].inspect }
+    assert_equal '[\u3042]', [o].inspect
+
+    def o.inspect
+      "\x82\xa0".force_encoding(Encoding::Windows_31J)
+    end
+    assert_equal '[\x{82A0}]', [o].inspect
   ensure
     Encoding.default_internal = orig_int
     Encoding.default_external = orig_ext