even more fixes

src/main/java/com/falsepattern/lib/config/ConfigurationManager.java

@@ -23,9 +23,11 @@ package com.falsepattern.lib.config;
 import com.falsepattern.lib.DeprecationDetails;
 import com.falsepattern.lib.StableAPI;
 import com.falsepattern.lib.internal.FalsePatternLib;
+import com.falsepattern.lib.internal.ReflectionUtil;
 import com.falsepattern.lib.internal.impl.config.ConfigurationManagerImpl;
 import lombok.AccessLevel;
 import lombok.NoArgsConstructor;
+import lombok.SneakyThrows;
 import lombok.val;
 
 import cpw.mods.fml.client.config.IConfigElement;
@@ -48,6 +50,15 @@ public class ConfigurationManager {
         initialize((a, b) -> {}, configClasses);
     }
 
+    /**
+     * You can use this method in the static initializer of a config class to self-load it without extra effort.
+     */
+    @StableAPI.Expose(since = "0.10.3")
+    @SneakyThrows
+    public static void selfInit() {
+        initialize(ReflectionUtil.getCallerClass());
+    }
+
     @StableAPI.Expose(since = "0.10.0")
     public static void initialize(BiConsumer<Class<?>, Field> validatorErrorCallback, Class<?>... configClasses)
             throws ConfigException {

src/main/java/com/falsepattern/lib/internal/ReflectionUtil.java

@@ -47,4 +47,9 @@ public class ReflectionUtil {
     public static void jailBreak(Method method) {
         method.setAccessible(true);
     }
+
+    @SneakyThrows
+    public static Class<?> getCallerClass() {
+        return Class.forName(Thread.currentThread().getStackTrace()[3].getClassName());
+    }
 }

src/main/java/com/falsepattern/lib/internal/asm/IMixinPluginTransformer.java

@@ -26,6 +26,9 @@ import com.falsepattern.lib.internal.Tags;
 import com.falsepattern.lib.mixin.MixinInfo;
 import lombok.val;
 import org.objectweb.asm.tree.ClassNode;
+import org.objectweb.asm.tree.MethodNode;
+
+import java.util.ArrayList;
 
 public class IMixinPluginTransformer implements IClassNodeTransformer {
     @Override
@@ -41,18 +44,21 @@ public class IMixinPluginTransformer implements IClassNodeTransformer {
     @Override
     public void transform(ClassNode cn, String transformedName, boolean obfuscated) {
         val methods = cn.methods;
+        val remove = new ArrayList<MethodNode>();
+        String name;
         if (!MixinInfo.isMixinBooterLegacy()) {
-            FPTransformer.LOG.info("Could not detect MixinBooterLegacy. Converting IMixinPlugin to legacy compat mode.");
-            for (val method : methods) {
-                if (method.name.equals("preApply") || method.name.equals("postApply")) {
-                    method.desc = method.desc.replace("org/spongepowered/libraries/org/objectweb/asm/tree/ClassNode",
-                                                      "org/spongepowered/asm/lib/tree/ClassNode");
-                    for (val local: method.localVariables) {
-                        local.desc = local.desc.replace("org/spongepowered/libraries/org/objectweb/asm/tree/ClassNode",
-                                                        "org/spongepowered/asm/lib/tree/ClassNode");
-                    }
-                }
+            FPTransformer.LOG.info("Could not detect MixinBooterLegacy. Removing MBL compat code.");
+            name = "org/spongepowered/libraries/org/objectweb/asm/tree/ClassNode";
+        } else {
+            FPTransformer.LOG.info("Detected MixinBooterLegacy. Removing SpongeMixins compat code.");
+            name = "org/spongepowered/asm/lib/tree/ClassNode";
+        }
+        for (val method: methods) {
+            if ((method.name.equals("preApply") || method.name.equals("postApply")) &&
+                method.desc.contains(name)) {
+                remove.add(method);
             }
         }
+        methods.removeAll(remove);
     }
 }

src/main/java/com/falsepattern/lib/internal/config/LibraryConfig.java

@@ -22,10 +22,14 @@ package com.falsepattern.lib.internal.config;
 
 import com.falsepattern.lib.StableAPI;
 import com.falsepattern.lib.config.Config;
+import com.falsepattern.lib.config.ConfigurationManager;
 import com.falsepattern.lib.internal.Tags;
 
 @Config(modid = Tags.MODID)
 public class LibraryConfig {
+    static {
+        ConfigurationManager.selfInit();
+    }
     @Config.Comment({"Used to control whether FalsePatternLib should check for outdated mods.",
                      "If you're building a public modpack, you should turn this off so that your users don't " +
                      "get nagged about outdated mods."})

src/main/java/com/falsepattern/lib/internal/config/ToastConfig.java

@@ -22,6 +22,7 @@ package com.falsepattern.lib.internal.config;
 
 import com.falsepattern.lib.StableAPI;
 import com.falsepattern.lib.config.Config;
+import com.falsepattern.lib.config.ConfigurationManager;
 import com.falsepattern.lib.internal.Tags;
 
 import cpw.mods.fml.relauncher.Side;
@@ -31,6 +32,9 @@ import cpw.mods.fml.relauncher.SideOnly;
 @Config(modid = Tags.MODID,
         category = "toasts")
 public class ToastConfig {
+    static {
+        ConfigurationManager.selfInit();
+    }
     @Config.Comment("The maximum amount of toasts to show on the screen")
     @Config.LangKey("config.falsepatternlib.maxtoasts")
     @Config.DefaultInt(5)

src/main/java/com/falsepattern/lib/internal/proxy/ClientProxy.java

@@ -58,11 +58,6 @@ public class ClientProxy extends CommonProxy {
     @Override
     public void preInit(FMLPreInitializationEvent e) {
         super.preInit(e);
-        try {
-            ConfigurationManager.initialize(ToastConfig.class);
-        } catch (ConfigException ex) {
-            throw new RuntimeException(ex);
-        }
         MinecraftForge.EVENT_BUS.register(this);
     }
 

src/main/java/com/falsepattern/lib/internal/proxy/CommonProxy.java

@@ -57,11 +57,6 @@ public class CommonProxy {
 
     public void preInit(FMLPreInitializationEvent e) {
         ConfigurationManagerImpl.registerBus();
-        try {
-            ConfigurationManager.initialize(LibraryConfig.class);
-        } catch (ConfigException ex) {
-            throw new RuntimeException(ex);
-        }
         if (LibraryConfig.ENABLE_UPDATE_CHECKER) {
             FalsePatternLib.getLog().info("Launching asynchronous update check.");
             updatesFuture = UpdateChecker.fetchUpdatesAsync(FalsePatternLib.UPDATE_URL).thenApplyAsync(updates -> {

src/main/java/com/falsepattern/lib/mixin/IMixinPlugin.java

@@ -157,4 +157,14 @@ public interface IMixinPlugin extends IMixinConfigPlugin {
     default void postApply(String targetClassName, ClassNode targetClass, String mixinClassName, IMixinInfo mixinInfo) {
 
     }
+
+    @StableAPI.Expose(since = "__INTERNAL__")
+    default void preApply(String targetClassName, com.falsepattern.lib.mixin.stubpackage.org.spongepowered.asm.lib.tree.ClassNode targetClass, String mixinClassName, IMixinInfo mixinInfo) {
+
+    }
+
+    @StableAPI.Expose(since = "__INTERNAL__")
+    default void postApply(String targetClassName, com.falsepattern.lib.mixin.stubpackage.org.spongepowered.asm.lib.tree.ClassNode targetClass, String mixinClassName, IMixinInfo mixinInfo) {
+
+    }
 }

src/main/java/com/falsepattern/lib/mixin/stubpackage/org/spongepowered/asm/lib/tree/ClassNode.java

@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2022 FalsePattern
+ * All Rights Reserved
+ *
+ * The above copyright notice, this permission notice and the word "SNEED"
+ * shall be included in all copies or substantial portions of the Software.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.falsepattern.lib.mixin.stubpackage.org.spongepowered.asm.lib.tree;
+
+public class ClassNode {
+}