Initial Commit

Common/Auxiliary/Verify.cs

@@ -0,0 +1,64 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Diagnostics;
+
+namespace Microsoft.Research.DynamicDataDisplay.Common.Auxiliary
+{
+	internal static class Verify
+	{
+		[DebuggerStepThrough]
+		public static void IsTrue(this bool condition)
+		{
+			if (!condition)
+			{
+				throw new ArgumentException(Strings.Exceptions.AssertionFailedSearch);
+			}
+		}
+
+		[DebuggerStepThrough]
+		public static void IsTrue(this bool condition, string paramName)
+		{
+			if (!condition)
+			{
+				throw new ArgumentException(Strings.Exceptions.AssertionFailedSearch, paramName);
+			}
+		}
+
+		public static void IsTrueWithMessage(this bool condition, string message)
+		{
+			if (!condition)
+				throw new ArgumentException(message);
+		}
+
+		[DebuggerStepThrough]
+		public static void AssertNotNull(object obj)
+		{
+			Verify.IsTrue(obj != null);
+		}
+
+		public static void VerifyNotNull(this object obj, string paramName)
+		{
+			if (obj == null)
+				throw new ArgumentNullException(paramName);
+		}
+
+		public static void VerifyNotNull(this object obj)
+		{
+			VerifyNotNull(obj, "value");
+		}
+
+		[DebuggerStepThrough]
+		public static void AssertIsNotNaN(this double d)
+		{
+			Verify.IsTrue(!Double.IsNaN(d));
+		}
+
+		[DebuggerStepThrough]
+		public static void AssertIsFinite(this double d)
+		{
+			Verify.IsTrue(!Double.IsInfinity(d) && !(Double.IsNaN(d)));
+		}
+	}
+}