Modify src debuginfo to make stacktraces less cryptical

src/test/java/com/openosrs/injector/transformers/SourceChangerTest.java

@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2020, Lucas <https://github.com/Lucwousin>
+ * All rights reserved.
+ *
+ * This code is licensed under GPL3, see the complete license in
+ * the LICENSE file in the root directory of this source tree.
+ */
+package com.openosrs.injector.transformers;
+
+import com.openosrs.injector.Injexception;
+import com.openosrs.injector.injection.InjectData;
+import com.openosrs.injector.injectors.Injector;
+import com.openosrs.injector.transformers.srcchangeclasses.NewName;
+import com.openosrs.injector.transformers.srcchangeclasses.OldName;
+import java.lang.invoke.MethodHandles;
+import java.util.function.BiConsumer;
+import net.runelite.asm.ClassFile;
+import net.runelite.asm.ClassGroup;
+import net.runelite.asm.objectwebasm.NonloadingClassWriter;
+import net.runelite.asm.visitors.ClassFileVisitor;
+import org.junit.Ignore;
+import org.junit.Test;
+import org.objectweb.asm.ClassReader;
+import org.objectweb.asm.ClassWriter;
+
+public class SourceChangerTest
+{
+	private static final String PACKAGE = "com.openosrs.injector.transformers.srcchangeclasses.";
+
+	@Test
+	@Ignore // Ignored because it's not really testing anything atm, but it works!
+	public void test() throws Exception
+	{
+		final ClassFileVisitor deob = new ClassFileVisitor(), vann = new ClassFileVisitor();
+		new ClassReader(PACKAGE + "NewName").accept(deob, ClassReader.SKIP_FRAMES);
+		new ClassReader(PACKAGE + "OldName").accept(vann, ClassReader.SKIP_FRAMES);
+
+		new SourceChanger(
+			new InjectData(new ClassGroup(), new ClassGroup(), null, null) {
+				public void runChildInjector(Injector injector) throws Injexception {}
+
+				@Override
+				public void forEachPair(BiConsumer<ClassFile, ClassFile> consumer)
+				{
+					consumer.accept(deob.getClassFile(), vann.getClassFile());
+				}
+			}).transformImpl();
+
+		final ClassGroup group = new ClassGroup();
+		group.addClass(vann.getClassFile());
+
+		final ClassWriter cw = new NonloadingClassWriter(group, 0);
+		vann.getClassFile().accept(cw);
+
+		OldName obj = (OldName) MethodHandles.privateLookupIn(
+				NewName.class,
+				MethodHandles.lookup())
+			.defineClass(cw.toByteArray())
+			.getDeclaredConstructor()
+			.newInstance();
+
+		obj.obfMethodName();
+	}
+}

src/test/java/com/openosrs/injector/transformers/srcchangeclasses/NewName.java

@@ -0,0 +1,16 @@
+/*
+ * Copyright (c) 2020, Lucas <https://github.com/Lucwousin>
+ * All rights reserved.
+ *
+ * This code is licensed under GPL3, see the complete license in
+ * the LICENSE file in the root directory of this source tree.
+ */
+package com.openosrs.injector.transformers.srcchangeclasses;
+
+public class NewName
+{
+	public void deobMethodName()
+	{
+		// do something interesting
+	}
+}

src/test/java/com/openosrs/injector/transformers/srcchangeclasses/OldName.java

@@ -0,0 +1,16 @@
+/*
+ * Copyright (c) 2020, Lucas <https://github.com/Lucwousin>
+ * All rights reserved.
+ *
+ * This code is licensed under GPL3, see the complete license in
+ * the LICENSE file in the root directory of this source tree.
+ */
+package com.openosrs.injector.transformers.srcchangeclasses;
+
+public class OldName
+{
+	public void obfMethodName()
+	{
+		new RuntimeException().printStackTrace();
+	}
+}