Deprecate taint/trust and related methods, and make the methods no-ops

This removes the related tests, and puts the related specs behind
version guards.  This affects all code in lib, including some
libraries that may want to support older versions of Ruby.

1 files changed, 0 insertions, 22 deletions

diff --git a/test/ruby/test_exception.rb b/test/ruby/test_exception.rb
index 442a36b2fd..05cc109b48 100644
--- a/test/ruby/test_exception.rb
+++ b/test/ruby/test_exception.rb
@@ -550,28 +550,6 @@ end.join
     end
   end
 
-  def test_to_s_taintness_propagation
-    for exc in [Exception, NameError]
-      m = "abcdefg"
-      e = exc.new(m)
-      e.taint
-      s = e.to_s
-      assert_equal(false, m.tainted?,
-                   "#{exc}#to_s should not propagate taintness")
-      assert_equal(false, s.tainted?,
-                   "#{exc}#to_s should not propagate taintness")
-    end
-
-    o = Object.new
-    def o.to_str
-      "foo"
-    end
-    o.taint
-    e = NameError.new(o)
-    s = e.to_s
-    assert_equal(false, s.tainted?)
-  end
-
   def m
     m(&->{return 0})
     42