Obsolete SaveAs (#1378)

CHANGELOG.md

@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Marked `OpenXmlSimpleType.TextValue` as obsolete. This property was never meant to be used externally (#1284)
 - Marked `OpenXmlPackage.Package` as obsolete. This will be an implementation detail in future versions and won't be accessible (#1306)
 - Marked `OpenXmlPackage.Close` as obsolete. This will be removed in a later release, use Dispose instead (#1371)
+- Marked `OpenXmlPackage.SaveAs` as obsolete as it will be removed in a future version (#1378)
 
 ## [2.19.0]
 

Directory.Build.props

@@ -3,7 +3,7 @@
   <PropertyGroup>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
     <IsShipped>false</IsShipped>
-    <NoWarn>$(NoWarn);SA0001</NoWarn>
+    <NoWarn>$(NoWarn);SA0001;CS0618</NoWarn>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
 
     <!-- Because of the size of the project, to facilitate  quick development, by default only single

src/DocumentFormat.OpenXml/Packaging/OpenXmlPackage.cs

@@ -909,6 +909,7 @@ public void Save()
         /// </remarks>
         /// <param name="path">The path and file name of the target document.</param>
         /// <returns>The cloned OpenXml package</returns>
+        [Obsolete("This API will be removed in future release. Instead, use Clone() as it does the same thing")]
         public OpenXmlPackage SaveAs(string path)
         {
             return Clone(path);