Drop optional parameters in NetworkExtensions.cs

Author: shiftkey

LibGit2Sharp/NetworkExtensions.cs

@@ -9,6 +9,18 @@ namespace LibGit2Sharp
     /// </summary>
     public static class NetworkExtensions
     {
+        /// <summary>
+        /// Push the specified branch to its tracked branch on the remote.
+        /// </summary>
+        /// <param name="network">The <see cref="Network"/> being worked with.</param>
+        /// <param name="branch">The branch to push.</param>
+        /// <exception cref="LibGit2SharpException">Throws if either the Remote or the UpstreamBranchCanonicalName is not set.</exception>
+        public static void Push(
+            this Network network,
+            Branch branch)
+        {
+            network.Push(new[] { branch });
+        }
         /// <summary>
         /// Push the specified branch to its tracked branch on the remote.
         /// </summary>
@@ -19,11 +31,25 @@ public static class NetworkExtensions
         public static void Push(
             this Network network,
             Branch branch,
-            PushOptions pushOptions = null)
+            PushOptions pushOptions)
         {
             network.Push(new[] { branch }, pushOptions);
         }
 
+        /// <summary>
+        /// Push the specified branches to their tracked branches on the remote.
+        /// </summary>
+        /// <param name="network">The <see cref="Network"/> being worked with.</param>
+        /// <param name="branches">The branches to push.</param>
+        /// <param name="pushOptions"><see cref="PushOptions"/> controlling push behavior</param>
+        /// <exception cref="LibGit2SharpException">Throws if either the Remote or the UpstreamBranchCanonicalName is not set.</exception>
+        public static void Push(
+            this Network network,
+            IEnumerable<Branch> branches)
+        {
+            network.Push(branches, null);
+        }
+
         /// <summary>
         /// Push the specified branches to their tracked branches on the remote.
         /// </summary>
@@ -34,7 +60,7 @@ public static void Push(
         public static void Push(
             this Network network,
             IEnumerable<Branch> branches,
-            PushOptions pushOptions = null)
+            PushOptions pushOptions)
         {
             var enumeratedBranches = branches as IList<Branch> ?? branches.ToList();