Initial state

Microsoft.AspNet.NodeServices/NodeInstance.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Threading.Tasks;
+
+namespace Microsoft.AspNet.NodeServices {
+    public class NodeInstance : IDisposable {
+        private readonly NodeHost _nodeHost;
+    
+        public NodeInstance(NodeHostingModel hostingModel = NodeHostingModel.Http) {
+            switch (hostingModel) {
+                case NodeHostingModel.Http:
+                    this._nodeHost = new HttpNodeHost();
+                    break;
+                case NodeHostingModel.InputOutputStream:
+                    this._nodeHost = new InputOutputStreamNodeHost();
+                    break;
+                default:
+                    throw new ArgumentException("Unknown hosting model: " + hostingModel.ToString());
+            }
+        }
+    
+        public Task<string> Invoke(string moduleName, params object[] args) {
+            return this.InvokeExport(moduleName, null, args);
+        }
+    
+        public async Task<string> InvokeExport(string moduleName, string exportedFunctionName, params object[] args) {
+            return await this._nodeHost.Invoke(new NodeInvocationInfo {
+                ModuleName = moduleName,
+                ExportedFunctionName = exportedFunctionName,
+                Args = args
+            });
+        }
+    
+        public void Dispose()
+        {
+            this._nodeHost.Dispose();
+        }
+    }
+}