PaperMC/patches/server/0055-Be-a-bit-more-informative-in-maxHealth-exception.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: kashike <kashike@vq.lc>
Date: Thu, 3 Mar 2016 02:18:39 -0600
Subject: [PATCH] Be a bit more informative in maxHealth exception


diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
index 0ecfcf1b3a7a7ccdbb0d55f1b1e57feee4e724c3..bde3486b5eb89f8e35778eb59a44c7208ae38743 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
@@ -103,7 +103,12 @@ public class CraftLivingEntity extends CraftEntity implements LivingEntity {
     @Override
     public void setHealth(double health) {
         health = (float) health;
-        Preconditions.checkArgument(health >= 0 && health <= this.getMaxHealth(), "Health value (%s) must be between 0 and %s", health, this.getMaxHealth());
+        // Paper start - Be more informative
+        Preconditions.checkArgument(health >= 0 && health <= this.getMaxHealth(),
+            "Health value (%s) must be between 0 and %s. (attribute base value: %s%s)",
+            health, this.getMaxHealth(), this.getHandle().getAttribute(Attributes.MAX_HEALTH).getBaseValue(), this instanceof CraftPlayer ? ", player: " + this.getName() : ""
+        );
+        // Paper end
 
         // during world generation, we don't want to run logic for dropping items and xp
         if (this.getHandle().generation && health == 0) {