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, 19 insertions, 17 deletions

diff --git a/spec/ruby/core/array/shared/inspect.rb b/spec/ruby/core/array/shared/inspect.rb
index 434440c25b..736f8d946b 100644
--- a/spec/ruby/core/array/shared/inspect.rb
+++ b/spec/ruby/core/array/shared/inspect.rb
@@ -64,28 +64,30 @@ describe :array_inspect, shared: true do
     ArraySpecs.empty_recursive_array.send(@method).should == "[[...]]"
   end
 
-  it "taints the result if the Array is non-empty and tainted" do
-    [1, 2].taint.send(@method).tainted?.should be_true
-  end
+  ruby_version_is ''...'2.7' do
+    it "taints the result if the Array is non-empty and tainted" do
+      [1, 2].taint.send(@method).tainted?.should be_true
+    end
 
-  it "does not taint the result if the Array is tainted but empty" do
-    [].taint.send(@method).tainted?.should be_false
-  end
+    it "does not taint the result if the Array is tainted but empty" do
+      [].taint.send(@method).tainted?.should be_false
+    end
 
-  it "taints the result if an element is tainted" do
-    ["str".taint].send(@method).tainted?.should be_true
-  end
+    it "taints the result if an element is tainted" do
+      ["str".taint].send(@method).tainted?.should be_true
+    end
 
-  it "untrusts the result if the Array is untrusted" do
-    [1, 2].untrust.send(@method).untrusted?.should be_true
-  end
+    it "untrusts the result if the Array is untrusted" do
+      [1, 2].untrust.send(@method).untrusted?.should be_true
+    end
 
-  it "does not untrust the result if the Array is untrusted but empty" do
-    [].untrust.send(@method).untrusted?.should be_false
-  end
+    it "does not untrust the result if the Array is untrusted but empty" do
+      [].untrust.send(@method).untrusted?.should be_false
+    end
 
-  it "untrusts the result if an element is untrusted" do
-    ["str".untrust].send(@method).untrusted?.should be_true
+    it "untrusts the result if an element is untrusted" do
+      ["str".untrust].send(@method).untrusted?.should be_true
+    end
   end
 
   describe "with encoding" do