From 808ff7c6dbec232062f8f835a0061e0b99443cd9 Mon Sep 17 00:00:00 2001
From: Nikolche Kolev <nikolev@microsoft.com>
Date: Fri, 2 Jun 2017 17:04:57 -0700
Subject: [PATCH] Add restore force option

---
 .../commands/dotnet-restore/LocalizableStrings.cs      |  3 +++
 src/dotnet/commands/dotnet-restore/Program.cs          | 10 ++++++++++
 2 files changed, 13 insertions(+)

diff --git a/src/dotnet/commands/dotnet-restore/LocalizableStrings.cs b/src/dotnet/commands/dotnet-restore/LocalizableStrings.cs
index ac3d8b115..c06b6b6b3 100644
--- a/src/dotnet/commands/dotnet-restore/LocalizableStrings.cs
+++ b/src/dotnet/commands/dotnet-restore/LocalizableStrings.cs
@@ -33,5 +33,8 @@
         public const string CmdIgnoreFailedSourcesOptionDescription = "Treat package source failures as warnings.";
 
         public const string CmdNoDependenciesOptionDescription = "Set this flag to ignore project to project references and only restore the root project";
+
+        public const string CmdForceRestoreOptionDescription = "Set this flag to force all dependencies to be resolved even if the last restore was successful. This is equivalent to deleting project.assets.json.";
+
     }
 }
diff --git a/src/dotnet/commands/dotnet-restore/Program.cs b/src/dotnet/commands/dotnet-restore/Program.cs
index fca6f25b8..53e138fb8 100644
--- a/src/dotnet/commands/dotnet-restore/Program.cs
+++ b/src/dotnet/commands/dotnet-restore/Program.cs
@@ -69,6 +69,11 @@ namespace Microsoft.DotNet.Tools.Restore
                 "--no-dependencies",
                 LocalizableStrings.CmdNoDependenciesOptionDescription,
                 CommandOptionType.NoValue);
+            
+            var forceOption = cmd.Option(
+                    $"-f|--force",
+                    LocalizableStrings.CmdForceRestoreOptionDescription,
+                    CommandOptionType.NoValue);
 
             CommandOption verbosityOption = MSBuildForwardingApp.AddVerbosityOption(cmd);
 
@@ -120,6 +125,11 @@ namespace Microsoft.DotNet.Tools.Restore
                 {
                     msbuildArgs.Add($"/p:RestoreRecursive=false");
                 }
+                
+                if(forceOption.HasValue())
+                {
+                     msbuildArgs.Add($"/p:RestoreForce=true");                   
+                }
 
                 if (verbosityOption.HasValue())
                 {