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, 14 insertions, 10 deletions

diff --git a/spec/ruby/core/symbol/shared/slice.rb b/spec/ruby/core/symbol/shared/slice.rb
index 478e0d80ae..3f07f6aedb 100644
--- a/spec/ruby/core/symbol/shared/slice.rb
+++ b/spec/ruby/core/symbol/shared/slice.rb
@@ -191,12 +191,14 @@ describe :symbol_slice, shared: true do
         $~.should be_nil
       end
 
-      it "returns a tainted string if the regexp is tainted" do
-        :symbol.send(@method, /./.taint).tainted?.should be_true
-      end
+      ruby_version_is ''...'2.7' do
+        it "returns a tainted string if the regexp is tainted" do
+          :symbol.send(@method, /./.taint).tainted?.should be_true
+        end
 
-      it "returns an untrusted string if the regexp is untrusted" do
-        :symbol.send(@method, /./.untrust).untrusted?.should be_true
+        it "returns an untrusted string if the regexp is untrusted" do
+          :symbol.send(@method, /./.untrust).untrusted?.should be_true
+        end
       end
     end
 
@@ -219,12 +221,14 @@ describe :symbol_slice, shared: true do
         :symbol.send(@method, /(sy)(mb)(ol)/, 1.5).should == "sy"
       end
 
-      it "returns a tainted string if the regexp is tainted" do
-        :symbol.send(@method, /(.)/.taint, 1).tainted?.should be_true
-      end
+      ruby_version_is ''...'2.7' do
+        it "returns a tainted string if the regexp is tainted" do
+          :symbol.send(@method, /(.)/.taint, 1).tainted?.should be_true
+        end
 
-      it "returns an untrusted string if the regexp is untrusted" do
-        :symbol.send(@method, /(.)/.untrust, 1).untrusted?.should be_true
+        it "returns an untrusted string if the regexp is untrusted" do
+          :symbol.send(@method, /(.)/.untrust, 1).untrusted?.should be_true
+        end
       end
 
       describe "and an index that cannot be converted to an Integer" do