PaperMC/paper-server/nms-patches/net/minecraft/world/entity/monster/EntityRavager.patch

--- a/net/minecraft/world/entity/monster/EntityRavager.java
+++ b/net/minecraft/world/entity/monster/EntityRavager.java
@@ -41,6 +41,10 @@
 import net.minecraft.world.phys.AxisAlignedBB;
 import net.minecraft.world.phys.Vec3D;
 
+// CraftBukkit start
+import org.bukkit.craftbukkit.event.CraftEventFactory;
+// CraftBukkit end
+
 public class EntityRavager extends EntityRaider {
 
     private static final Predicate<Entity> NO_RAVAGER_AND_ALIVE = (entity) -> {
@@ -171,6 +175,11 @@
                     Block block = iblockdata.getBlock();
 
                     if (block instanceof BlockLeaves) {
+                        // CraftBukkit start
+                        if (!CraftEventFactory.callEntityChangeBlockEvent(this, blockposition, net.minecraft.world.level.block.Blocks.AIR.defaultBlockState())) {
+                            continue;
+                        }
+                        // CraftBukkit end
                         flag = this.level().destroyBlock(blockposition, true, this) || flag;
                     }
                 }