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, 8 insertions, 4 deletions

diff --git a/spec/ruby/core/array/pack/shared/basic.rb b/spec/ruby/core/array/pack/shared/basic.rb
index bc366987c8..9061273ad6 100644
--- a/spec/ruby/core/array/pack/shared/basic.rb
+++ b/spec/ruby/core/array/pack/shared/basic.rb
@@ -33,8 +33,10 @@ describe :array_pack_basic_non_float, shared: true do
     [@obj, @obj].pack(d).should be_an_instance_of(String)
   end
 
-  it "taints the output string if the format string is tainted" do
-    [@obj, @obj].pack("x"+pack_format.taint).tainted?.should be_true
+  ruby_version_is ''...'2.7' do
+    it "taints the output string if the format string is tainted" do
+      [@obj, @obj].pack("x"+pack_format.taint).tainted?.should be_true
+    end
   end
 end
 
@@ -49,8 +51,10 @@ describe :array_pack_basic_float, shared: true do
     [1.2, 4.7].pack(d).should be_an_instance_of(String)
   end
 
-  it "taints the output string if the format string is tainted" do
-    [3.2, 2.8].pack("x"+pack_format.taint).tainted?.should be_true
+  ruby_version_is ''...'2.7' do
+    it "taints the output string if the format string is tainted" do
+      [3.2, 2.8].pack("x"+pack_format.taint).tainted?.should be_true
+    end
   end
 end