22w12a

src/main/java/carpet/mixins/ServerLevel_tickMixin.java

@@ -24,9 +24,11 @@ import net.minecraft.world.level.storage.WritableLevelData;
 @Mixin(ServerLevel.class)
 public abstract class ServerLevel_tickMixin extends Level
 {
-    protected ServerLevel_tickMixin(WritableLevelData properties, ResourceKey<Level> registryKey, Holder<DimensionType> dimensionType, Supplier<ProfilerFiller> supplier, boolean bl, boolean bl2, long l)
+
+
+    protected ServerLevel_tickMixin(WritableLevelData writableLevelData, ResourceKey<Level> resourceKey, Holder<DimensionType> holder, Supplier<ProfilerFiller> supplier, boolean bl, boolean bl2, long l, int i)
     {
-        super(properties, registryKey, dimensionType, supplier, bl, bl2, l);
+        super(writableLevelData, resourceKey, holder, supplier, bl, bl2, l, i);
     }
 
     @Shadow protected abstract void runBlockEvents();

src/main/java/carpet/mixins/TagPredicate_scarpetMixin.java

@@ -3,6 +3,7 @@ package carpet.mixins;
 import carpet.fakes.BlockPredicateInterface;
 import carpet.script.value.StringValue;
 import carpet.script.value.Value;
+import net.minecraft.core.HolderSet;
 import net.minecraft.tags.TagKey;
 import org.spongepowered.asm.mixin.Final;
 import org.spongepowered.asm.mixin.Mixin;
@@ -18,7 +19,7 @@ import net.minecraft.world.level.block.state.BlockState;
 @Mixin(targets = "net.minecraft.commands.arguments.blocks.BlockPredicateArgument$TagPredicate")
 public class TagPredicate_scarpetMixin implements BlockPredicateInterface
 {
-    @Shadow @Final private TagKey<Block> tag;
+    @Shadow @Final private HolderSet<Block> tag;
 
     @Shadow @Final private Map<String, String> vagueProperties;
 
@@ -33,7 +34,8 @@ public class TagPredicate_scarpetMixin implements BlockPredicateInterface
     @Override
     public TagKey<Block> getCMBlockTagKey()
     {
-        return tag;
+        // might be good to explose the holder set nature of it.
+        return tag.unwrap().left().orElse(null);
     }
 
     @Override