first 1.11.1 attempt

src/main/java/com/sosnitzka/taiga/traits/TraitTantrum.java

@@ -4,6 +4,7 @@ import com.sosnitzka.taiga.util.Utils;
 import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.util.NonNullList;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.text.TextFormatting;
 import net.minecraft.world.World;
@@ -12,11 +13,14 @@ import net.minecraftforge.event.entity.player.ItemTooltipEvent;
 import net.minecraftforge.event.entity.player.PlayerInteractEvent;
 import net.minecraftforge.event.world.BlockEvent;
 import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
+import slimeknights.mantle.util.RecipeMatch;
 import slimeknights.tconstruct.common.Sounds;
 import slimeknights.tconstruct.library.traits.AbstractTrait;
 import slimeknights.tconstruct.library.utils.TagUtil;
 import slimeknights.tconstruct.library.utils.TinkerUtil;
 
+import java.util.Optional;
+
 import static com.sosnitzka.taiga.Blocks.tiberiumOre;
 
 public class TraitTantrum extends AbstractTrait {
@@ -86,6 +90,11 @@ public class TraitTantrum extends AbstractTrait {
         }
     }
 
+    @Override
+    public Optional<RecipeMatch.Match> matches(NonNullList<ItemStack> stacks) {
+        return null;
+    }
+
     public static class Data {
 
         float amount;
@@ -101,5 +110,4 @@ public class TraitTantrum extends AbstractTrait {
         }
     }
 
-
 }