Add support for Minecraft 1.21.9 #1441
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- Add null checks for senderName field in player_chat packets - Handle empty NBT tags (type: end) in 1.21+ where networkName can be null - Fixes crash when accessing properties on null senderName
HenkjanvDiermen
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Summary
Adds support for Minecraft 1.21.9 (protocol version 773) to node-minecraft-protocol.
Changes
senderNamecan be null whennetworkNameis an empty NBT tagProblem Solved
In Minecraft 1.21+, the
networkNamefield in player_chat packets can be an empty NBT tag ({type: "end"}). When this happens,processMessage(networkName)returnsnull, causing tests to crash when trying to access properties on the null value.Testing
✅ All 6262 tests passing
✅ Chat test specifically fixed for 1.21.9
Dependencies
This PR includes changes to node-minecraft-protocol. Corresponding changes are needed in PrismarineJS/minecraft-data:
name,prefix,suffixfields optional in packet_teams protocol definitionRelated
Part of the 1.21.9 support effort for the PrismarineJS ecosystem.