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Fix FabricTransformer for Minecraft classic and pre-classic #1043

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Fix FabricTransformer for Minecraft classic and pre-classic #1043

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6 changes: 5 additions & 1 deletion src/main/java/net/fabricmc/loader/impl/transformer/FabricTransformer.java
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Expand Up @@ -27,7 +27,11 @@

public final class FabricTransformer {
public static byte[] transform(boolean isDevelopment, EnvType envType, String name, byte[] bytes) {
boolean isMinecraftClass = name.startsWith("net.minecraft.") || name.startsWith("com.mojang.blaze3d.") || name.indexOf('.') < 0;
boolean isMinecraftClass = name.startsWith("net.minecraft.") // unobf classes in indev and later
|| name.startsWith("com.mojang.minecraft") // unobf classes in classic
|| name.startsWith("com.mojang.rubydung") // unobf classes in pre-classic
|| name.startsWith("com.mojang.blaze3d.") // unobf blaze3d classes
|| name.indexOf('.') < 0; // obf classes
boolean transformAccess = isMinecraftClass && FabricLauncherBase.getLauncher().getMappingConfiguration().requiresPackageAccessHack();
boolean environmentStrip = !isMinecraftClass || isDevelopment;
boolean applyAccessWidener = isMinecraftClass && FabricLoaderImpl.INSTANCE.getAccessWidener().getTargets().contains(name);
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