src/game/java/net/minecraft/world/flag/FeatureFlags.java

package net.minecraft.world.flag;

import com.mojang.serialization.Codec;
import java.util.Set;
import java.util.stream.Collectors;
import net.minecraft.resources.ResourceLocation;

public class FeatureFlags {
    public static final FeatureFlag VANILLA;
    public static final FeatureFlag TRADE_REBALANCE;
    public static final FeatureFlag REDSTONE_EXPERIMENTS;
    public static final FeatureFlag MINECART_IMPROVEMENTS;
    public static final FeatureFlagRegistry REGISTRY;
    public static final Codec<FeatureFlagSet> CODEC;
    public static final FeatureFlagSet VANILLA_SET;
    public static final FeatureFlagSet DEFAULT_FLAGS;

    public static String printMissingFlags(FeatureFlagSet p_250581_, FeatureFlagSet p_250326_) {
        return printMissingFlags(REGISTRY, p_250581_, p_250326_);
    }

    public static String printMissingFlags(FeatureFlagRegistry p_249213_, FeatureFlagSet p_250429_, FeatureFlagSet p_250547_) {
        Set<ResourceLocation> set = p_249213_.toNames(p_250547_);
        Set<ResourceLocation> set1 = p_249213_.toNames(p_250429_);
        return set.stream().filter(p_251831_ -> !set1.contains(p_251831_)).map(ResourceLocation::toString).collect(Collectors.joining(", "));
    }

    public static boolean isExperimental(FeatureFlagSet p_249170_) {
        return !p_249170_.isSubsetOf(VANILLA_SET);
    }

    static {
        FeatureFlagRegistry.Builder featureflagregistry$builder = new FeatureFlagRegistry.Builder("main");
        VANILLA = featureflagregistry$builder.createVanilla("vanilla");
        TRADE_REBALANCE = featureflagregistry$builder.createVanilla("trade_rebalance");
        REDSTONE_EXPERIMENTS = featureflagregistry$builder.createVanilla("redstone_experiments");
        MINECART_IMPROVEMENTS = featureflagregistry$builder.createVanilla("minecart_improvements");
        REGISTRY = featureflagregistry$builder.build();
        CODEC = REGISTRY.codec();
        VANILLA_SET = FeatureFlagSet.of(VANILLA);
        DEFAULT_FLAGS = VANILLA_SET;
    }
}