Return after sending empty commands (#5586)

Spigot-Server-Patches/0720-Send-empty-commands-if-tab-completion-is-disabled.patch

@@ -5,17 +5,20 @@ Subject: [PATCH] Send empty commands if tab completion is disabled
 
 
 diff --git a/src/main/java/net/minecraft/commands/CommandDispatcher.java b/src/main/java/net/minecraft/commands/CommandDispatcher.java
-index 988d1c9e9f4f29325043eb083123d12dd5f8081d..87ddccc0808189cb80bef9d2c9eced362d025140 100644
+index 988d1c9e9f4f29325043eb083123d12dd5f8081d..29a395e69aab9c50a45c5fd5ab8795fd8e3ef727 100644
 --- a/src/main/java/net/minecraft/commands/CommandDispatcher.java
 +++ b/src/main/java/net/minecraft/commands/CommandDispatcher.java
-@@ -326,7 +326,9 @@ public class CommandDispatcher {
+@@ -326,7 +326,12 @@ public class CommandDispatcher {
      }
  
      public void a(EntityPlayer entityplayer) {
 -        if ( org.spigotmc.SpigotConfig.tabComplete < 0 ) return; // Spigot
-+        if ( org.spigotmc.SpigotConfig.tabComplete < 0 ) { //return; // Spigot // Paper
-+            entityplayer.playerConnection.sendPacket(new PacketPlayOutCommands(new RootCommandNode<>())); // Paper
-+        } // Paper
++        // Paper start - Send empty commands if tab completion is disabled
++        if ( org.spigotmc.SpigotConfig.tabComplete < 0 ) { //return; // Spigot
++            entityplayer.playerConnection.sendPacket(new PacketPlayOutCommands(new RootCommandNode<>()));
++            return;
++        }
++        // Paper end
          // CraftBukkit start
          // Register Vanilla commands into builtRoot as before
          // Paper start - Async command map building