Paper/patches/server/0693-Fix-MerchantOffer-BuyB-Only-AssertionError.patch

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1017 B
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: thamid-gamer <60953955+thamid-gamer@users.noreply.github.com>
Date: Fri, 16 Jul 2021 16:00:17 -0400
Subject: [PATCH] Fix MerchantOffer BuyB-Only AssertionError
diff --git a/src/main/java/net/minecraft/world/item/trading/MerchantOffer.java b/src/main/java/net/minecraft/world/item/trading/MerchantOffer.java
index e0f1857dc100bc4d68e5e308b984e5eeaef976b5..12354b2fd411c57fd14dfca92cd2f1522fa6f050 100644
--- a/src/main/java/net/minecraft/world/item/trading/MerchantOffer.java
+++ b/src/main/java/net/minecraft/world/item/trading/MerchantOffer.java
@@ -231,6 +231,7 @@ public class MerchantOffer {
if (!this.satisfiedBy(firstBuyStack, secondBuyStack)) {
return false;
} else {
+ if (!this.getCostA().isEmpty()) // Paper
firstBuyStack.shrink(this.getCostA().getCount());
if (!this.getCostB().isEmpty()) {
secondBuyStack.shrink(this.getCostB().getCount());