Add necessary packets to a static hashset for further performance boosts

title

TShockAPI/TSPlayer.cs

@@ -2102,15 +2102,10 @@ namespace TShockAPI
 			SendData(PacketTypes.PlayerAddBuff, number: Index, number2: type, number3: time);
 		}
 
-
 		/// <summary>
-		/// Determines if an outgoing packet is necessary to send to a player before they have finished the connection handshake.
+		/// The list of necessary packets to make sure gets through to the player upon connection (before they finish the handshake).
 		/// </summary>
-		/// <param name="msgType">The packet type to check against the necessary list.</param>
+		private static readonly HashSet<PacketTypes> NecessaryPackets = new()
-		/// <returns></returns>
-		private bool NecessaryPacket(PacketTypes msgType)
-		{
-			List<PacketTypes> ConnectionPackets = new List<PacketTypes>()
 		{
 			PacketTypes.ContinueConnecting,
 			PacketTypes.WorldInfo,
@@ -2121,8 +2116,12 @@ namespace TShockAPI
 			PacketTypes.PlayerSpawnSelf
 		};
 
-			return ConnectionPackets.Contains(msgType);
+		/// <summary>
-		}
+		/// Determines if an outgoing packet is necessary to send to a player before they have finished the connection handshake.
+		/// </summary>
+		/// <param name="msgType">The packet type to check against the necessary list.</param>
+		/// <returns>Whether the packet is necessary for connection or not</returns>
+		private bool NecessaryPacket(PacketTypes msgType) => NecessaryPackets.Contains(msgType);
 
 		//Todo: Separate this into a few functions. SendTo, SendToAll, etc
 		/// <summary>