More valid code.

#161

Author: JohanLarsson

IDisposableAnalyzers.Test/IDISP023ReferenceTypeInFinalizerContextTests/Valid.Dispose.cs

@@ -406,6 +406,7 @@ protected override void Dispose(bool disposing)
                 RoslynAssert.Valid(Analyzer, DisposableCode, baseClass, code);
             }
 
+            [Ignore("tbd")]
             [Test]
             public static void IfNotDisposingReturn()
             {

ValidCode/Collections/WithListOfTuples.cs

@@ -0,0 +1,26 @@
+namespace ValidCode.Collections
+{
+    using System;
+    using System.Collections.Generic;
+    using System.IO;
+
+    public sealed class WithListOfTuples : IDisposable
+    {
+        private readonly List<Tuple<FileStream, FileStream>> xs = new List<Tuple<FileStream, FileStream>>();
+
+        public void M(string file1, string file2)
+        {
+            var tuple = Tuple.Create(File.OpenRead(file1), File.OpenRead(file2));
+            this.xs.Add(tuple);
+        }
+
+        public void Dispose()
+        {
+            foreach (var tuple in this.xs)
+            {
+                tuple.Item1.Dispose();
+                tuple.Item2.Dispose();
+            }
+        }
+    }
+}