make the check more resilient in case the transformer is blocked

Author: FalsePattern

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

@@ -20,8 +20,10 @@
  */
 package com.falsepattern.lib.internal;
 
+import com.falsepattern.lib.internal.asm.CoreLoadingPlugin;
 import com.falsepattern.lib.internal.proxy.CommonProxy;
 
+import cpw.mods.fml.common.Loader;
 import cpw.mods.fml.common.Mod;
 import cpw.mods.fml.common.SidedProxy;
 import cpw.mods.fml.common.event.FMLConstructionEvent;
@@ -64,6 +66,9 @@ public void preInit(FMLPreInitializationEvent e) {
 
     @Mod.EventHandler
     public void postInit(FMLPostInitializationEvent e) {
+        if (Loader.isModLoaded("gasstation")) {
+            CoreLoadingPlugin.validateGasStation();
+        }
         proxy.postInit(e);
     }
 

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

@@ -32,6 +32,8 @@
 
 import java.util.Map;
 
+import static com.falsepattern.lib.mixin.MixinInfo.isClassPresentSafe;
+
 /**
  * Coremod stub so that forge loads the jar early
  */
@@ -103,6 +105,18 @@ private static Error skillIssue(String message) {
         return skillIssue;
     }
 
+    public static void validateGasStation() {
+        //Make sure everything is loaded correctly, crash if gasstation is bugged
+        if (!isClassPresentSafe("com.falsepattern.gasstation.core.GasStationCore") || //Validate core class
+            !isClassPresentSafe("makamys.mixingasm.api.TransformerInclusions") || //Validate the mixingasm compat
+            !isClassPresentSafe("ru.timeconqueror.spongemixins.core.SpongeMixinsCore") || //Validate the spongemixins compat
+            !isClassPresentSafe("io.github.tox1cozz.mixinbooterlegacy.MixinBooterLegacyPlugin") || //Validate the MBL compat
+            (!isClassPresentSafe("org.spongepowered.asm.lib.Opcodes") || isClassPresentSafe("org.spongepowered.libraries.org.objectweb.asm.Opcodes")) //Validate correct mixins class
+        ) {
+            throw new Error("Failed to validate your GasStation mixin plugin installation. Please make sure you have the latest GasStation installed from the official source: https://github.com/FalsePattern/GasStation");
+        }
+    }
+
     @Override
     public String[] getASMTransformerClass() {
         return new String[]{Tags.GROUPNAME + ".internal.asm.FPTransformer"};

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

@@ -35,15 +35,7 @@ public String getName() {
     @Override
     public boolean shouldTransform(ClassNode cn, String transformedName, boolean obfuscated) {
         if (transformedName.equals("com.falsepattern.gasstation.GasStation")) {
-            //Make sure everything is loaded correctly, crash if gasstation is bugged
-            if (!isClassPresentSafe("com.falsepattern.gasstation.core.GasStationCore") || //Validate core class
-                !isClassPresentSafe("makamys.mixingasm.api.TransformerInclusions") || //Validate the mixingasm compat
-                !isClassPresentSafe("ru.timeconqueror.spongemixins.core.SpongeMixinsCore") || //Validate the spongemixins compat
-                !isClassPresentSafe("io.github.tox1cozz.mixinbooterlegacy.MixinBooterLegacyPlugin") || //Validate the MBL compat
-                (!isClassPresentSafe("org.spongepowered.asm.lib.Opcodes") || isClassPresentSafe("org.spongepowered.libraries.org.objectweb.asm.Opcodes")) //Validate correct mixins class
-            ) {
-                throw new Error("Failed to validate your GasStation mixin plugin installation. Please make sure you have the latest GasStation installed from the official source: https://github.com/FalsePattern/GasStation");
-            }
+            CoreLoadingPlugin.validateGasStation();
         }
         return false;
     }