1 files changed, 22 insertions, 4 deletions

diff --git a/src/WixToolset.Extensibility/Services/ICommandLine.cs b/src/WixToolset.Extensibility/Services/ICommandLine.cs
index 48f3620f..2b841af0 100644
--- a/src/WixToolset.Extensibility/Services/ICommandLine.cs
+++ b/src/WixToolset.Extensibility/Services/ICommandLine.cs
@@ -1,15 +1,33 @@
-// 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.
+// 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.Extensibility.Services
 {
     using WixToolset.Extensibility.Data;
 
+    /// <summary>
+    /// Command-line parsing mechanism.
+    /// </summary>
     public interface ICommandLine
     {
-        IExtensionManager ExtensionManager { get; set; }
+        /// <summary>
+        /// Simple way to parse arguments and create a command.
+        /// </summary>
+        /// <param name="args">Unparsed arguments.</param>
+        /// <returns>Command if the command-line arguments can be parsed, otherwise null.</returns>
+        ICommandLineCommand CreateCommand(string[] args);
 
-        ICommandLineArguments Arguments { get; set; }
+        /// <summary>
+        /// Simple way to parse arguments and create a command.
+        /// </summary>
+        /// <param name="commandLine">Unparsed arguments.</param>
+        /// <returns>Command if the command-line arguments can be parsed, otherwise null.</returns>
+        ICommandLineCommand CreateCommand(string commandLine);
 
-        ICommandLineCommand ParseStandardCommandLine();
+        /// <summary>
+        /// Creates a command from populated arguments.
+        /// </summary>
+        /// <param name="arguments">Parsed arguments.</param>
+        /// <returns>Command if the command-line arguments can be parsed, otherwise null.</returns>
+        ICommandLineCommand ParseStandardCommandLine(ICommandLineArguments arguments);
     }
 }