Write the source for extensions and variants

Author: jaredlll08

JavaBytecodeCompiler/src/main/java/org/openzen/zenscript/javabytecode/compiler/definitions/JavaDefinitionVisitor.java

@@ -195,6 +195,7 @@ public byte[] visitFunction(FunctionDefinition definition) {
 	public byte[] visitExpansion(ExpansionDefinition definition) {
 
 		JavaClassWriter writer = new JavaClassWriter(ClassWriter.COMPUTE_FRAMES);
+		writer.visitSource(definition.position.getFilename(), null);
 		final JavaClass expansionClassInfo = context.getJavaModule(definition.module).getExpansionClassInfo(definition);
 		final String internalName = expansionClassInfo.internalName;
 
@@ -220,7 +221,7 @@ public byte[] visitAlias(AliasDefinition definition) {
 	public byte[] visitVariant(VariantDefinition variant) {
 		final JavaClass toClass = context.getJavaClass(variant);
 		final JavaClassWriter writer = new JavaClassWriter(ClassWriter.COMPUTE_FRAMES);
-
+		writer.visitSource(variant.position.getFilename(), null);
 		final String variantName = variant.name;