Managed API: Refactoring and formatting.

Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>

src/api/dotnet/ArraySort.cs

@@ -0,0 +1,69 @@
+/*++
+Copyright (c) 2012 Microsoft Corporation
+
+Module Name:
+
+    ArraySort.cs
+
+Abstract:
+
+    Z3 Managed API: Array Sorts
+
+Author:
+
+    Christoph Wintersteiger (cwinter) 2012-11-23
+
+Notes:
+    
+--*/
+
+using System;
+using System.Diagnostics.Contracts;
+
+namespace Microsoft.Z3
+{
+    /// <summary>
+    /// Array sorts.
+    /// </summary>
+    [ContractVerification(true)]
+    public class ArraySort : Sort
+    {
+        /// <summary>
+        /// The domain of the array sort.
+        /// </summary>
+        public Sort Domain
+        {
+            get
+            {
+                Contract.Ensures(Contract.Result<Sort>() != null);
+
+                return Sort.Create(Context, Native.Z3_get_array_sort_domain(Context.nCtx, NativeObject));
+            }
+        }
+
+        /// <summary>
+        /// The range of the array sort.
+        /// </summary>
+        public Sort Range
+        {
+            get
+            {
+                Contract.Ensures(Contract.Result<Sort>() != null);
+
+                return Sort.Create(Context, Native.Z3_get_array_sort_range(Context.nCtx, NativeObject));
+            }
+        }
+
+        #region Internal
+        internal ArraySort(Context ctx, IntPtr obj) : base(ctx, obj) { Contract.Requires(ctx != null); }
+        internal ArraySort(Context ctx, Sort domain, Sort range)
+            : base(ctx, Native.Z3_mk_array_sort(ctx.nCtx, domain.NativeObject, range.NativeObject))
+        {
+            Contract.Requires(ctx != null);
+            Contract.Requires(domain != null);
+            Contract.Requires(range != null);
+        }
+        #endregion
+    };
+
+}