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GameRuleCommandVisitorMixin.java
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/
GameRuleCommandVisitorMixin.java
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/*
* Copyright (c) 2016, 2017, 2018, 2019 FabricMC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.fabricmc.fabric.mixin.gamerule;
import com.mojang.brigadier.builder.LiteralArgumentBuilder;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.Shadow;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
import net.minecraft.server.command.ServerCommandSource;
import net.minecraft.world.GameRules;
import net.fabricmc.fabric.impl.gamerule.EnumRuleCommand;
import net.fabricmc.fabric.impl.gamerule.EnumRuleType;
@Mixin(targets = "net/minecraft/server/command/GameRuleCommand$1")
public abstract class GameRuleCommandVisitorMixin {
@Shadow
private LiteralArgumentBuilder<ServerCommandSource> field_19419;
@Inject(at = @At("HEAD"), method = "visit(Lnet/minecraft/world/GameRules$Key;Lnet/minecraft/world/GameRules$Type;)V", cancellable = true)
private <T extends GameRules.Rule<T>> void onRegisterCommand(GameRules.Key<T> key, GameRules.Type<T> type, CallbackInfo ci) {
// Check if our type is a EnumRuleType
if (type instanceof EnumRuleType) {
//noinspection rawtypes,unchecked
EnumRuleCommand.register(this.field_19419, (GameRules.Key) key, (EnumRuleType) type);
ci.cancel();
}
}
}