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, 7 insertions, 5 deletions

diff --git a/spec/ruby/shared/string/times.rb b/spec/ruby/shared/string/times.rb
index 0baefd25b1..6b45f7aa1e 100644
--- a/spec/ruby/shared/string/times.rb
+++ b/spec/ruby/shared/string/times.rb
@@ -32,12 +32,14 @@ describe :string_times, shared: true do
     @object.call(MyString.new("cool"), 2).should be_an_instance_of(MyString)
   end
 
-  it "always taints the result when self is tainted" do
-    ["", "OK", MyString.new(""), MyString.new("OK")].each do |str|
-      str.taint
+  ruby_version_is ''...'2.7' do
+    it "always taints the result when self is tainted" do
+      ["", "OK", MyString.new(""), MyString.new("OK")].each do |str|
+        str.taint
 
-      [0, 1, 2].each do |arg|
-        @object.call(str, arg).tainted?.should == true
+        [0, 1, 2].each do |arg|
+          @object.call(str, arg).tainted?.should == true
+        end
       end
     end
   end