Introduce WiX Intermediate Representation

1 files changed, 41 insertions, 0 deletions

diff --git a/src/WixToolset.Data/IntermediateTupleExtensions.cs b/src/WixToolset.Data/IntermediateTupleExtensions.cs
new file mode 100644
index 00000000..9865c06a
--- /dev/null
+++ b/src/WixToolset.Data/IntermediateTupleExtensions.cs
@@ -0,0 +1,41 @@
+// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
+
+namespace WixToolset.Data
+{
+    public static class IntermediateTupleExtensions
+    {
+        public static IntermediateField Set(this IntermediateTuple tuple, int index, object value)
+        {
+            var definition = tuple.Definition.FieldDefinitions[index];
+
+            var field = tuple.Fields[index].Set(definition, value); ;
+
+            return tuple.Fields[index] = field;
+        }
+
+        public static bool AsBool(this IntermediateTuple tuple, int index)
+        {
+            return tuple?.Fields[index].AsBool() ?? false;
+        }
+
+        public static bool? AsNullableBool(this IntermediateTuple tuple, int index)
+        {
+            return tuple?.Fields[index].AsNullableBool();
+        }
+
+        public static int AsNumber(this IntermediateTuple tuple, int index)
+        {
+            return tuple?.Fields[index].AsNumber() ?? 0;
+        }
+
+        public static int? AsNullableNumber(this IntermediateTuple tuple, int index)
+        {
+            return tuple?.Fields[index].AsNullableNumber();
+        }
+
+        public static string AsString(this IntermediateTuple tuple, int index)
+        {
+            return tuple?.Fields[index].AsString();
+        }
+    }
+}