Allow hotload overworld

arclight-coremod/src/main/java/io/izzel/arclight/mixin/forge/DimensionManagerMixin.java

@@ -0,0 +1,14 @@
+package io.izzel.arclight.mixin.forge;
+
+import net.minecraftforge.common.DimensionManager;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+@Mixin(value = DimensionManager.class, remap = false)
+public class DimensionManagerMixin {
+
+    @Redirect(method = "initWorld", at = @At(value = "INVOKE", target = "Lorg/apache/commons/lang3/Validate;isTrue(ZLjava/lang/String;[Ljava/lang/Object;)V"))
+    private static void arclight$allowHotloadOverworld(boolean expression, String message, Object... values) {
+    }
+}

arclight-coremod/src/main/resources/mixins.arclight.forge.json

@@ -6,6 +6,7 @@
   "refmap": "mixins.arclight.refmap.json",
   "setSourceFile": true,
   "mixins": [
+    "DimensionManagerMixin",
     "ForgeEventFactoryMixin",
     "ForgeHooksMixin"
   ]