Paper/patches/server/0987-check-if-itemstack-is-stackable-first.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: granny <contact@granny.dev>
Date: Sat, 24 Feb 2024 19:33:01 -0800
Subject: [PATCH] check if itemstack is stackable first


diff --git a/src/main/java/net/minecraft/world/entity/player/Inventory.java b/src/main/java/net/minecraft/world/entity/player/Inventory.java
index a62e7354bf67a66bdf9cd7c8f5d2e8f6bcacc74f..6e66141dca61f777b354854b5d0bac2570b8bf3b 100644
--- a/src/main/java/net/minecraft/world/entity/player/Inventory.java
+++ b/src/main/java/net/minecraft/world/entity/player/Inventory.java
@@ -111,7 +111,7 @@ public class Inventory implements Container, Nameable {
     }
 
     private boolean hasRemainingSpaceForItem(ItemStack existingStack, ItemStack stack) {
-        return !existingStack.isEmpty() && ItemStack.isSameItemSameComponents(existingStack, stack) && existingStack.isStackable() && existingStack.getCount() < this.getMaxStackSize(existingStack);
+        return !existingStack.isEmpty() && existingStack.isStackable() && existingStack.getCount() < this.getMaxStackSize(existingStack) && ItemStack.isSameItemSameComponents(existingStack, stack); // Paper - check if itemstack is stackable first
     }
 
     // CraftBukkit start - Watch method above! :D