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, 15 insertions, 13 deletions

diff --git a/spec/ruby/language/string_spec.rb b/spec/ruby/language/string_spec.rb
index a7ca00ef03..d0f62ff3c9 100644
--- a/spec/ruby/language/string_spec.rb
+++ b/spec/ruby/language/string_spec.rb
@@ -51,24 +51,26 @@ describe "Ruby character strings" do
     "#\$".should == '#$'
   end
 
-  it "taints the result of interpolation when an interpolated value is tainted" do
-    "#{"".taint}".tainted?.should be_true
+  ruby_version_is ''...'2.7' do
+    it "taints the result of interpolation when an interpolated value is tainted" do
+      "#{"".taint}".tainted?.should be_true
 
-    @ip.taint
-    "#@ip".tainted?.should be_true
+      @ip.taint
+      "#@ip".tainted?.should be_true
 
-    $ip.taint
-    "#$ip".tainted?.should be_true
-  end
+      $ip.taint
+      "#$ip".tainted?.should be_true
+    end
 
-  it "untrusts the result of interpolation when an interpolated value is untrusted" do
-    "#{"".untrust}".untrusted?.should be_true
+    it "untrusts the result of interpolation when an interpolated value is untrusted" do
+      "#{"".untrust}".untrusted?.should be_true
 
-    @ip.untrust
-    "#@ip".untrusted?.should be_true
+      @ip.untrust
+      "#@ip".untrusted?.should be_true
 
-    $ip.untrust
-    "#$ip".untrusted?.should be_true
+      $ip.untrust
+      "#$ip".untrusted?.should be_true
+    end
   end
 
   it "allows using non-alnum characters as string delimiters" do