@Override
 void o_WriteSummaryTo(final AvailObject object, final JSONWriter writer) {
   writer.startObject();
   writer.write("kind");
   writer.write("function implementation");
   writer.write("outers");
   writer.write(object.slot(NUM_OUTERS));
   writer.write("arguments");
   writer.write(object.slot(NUM_ARGS));
   writer.write("locals");
   writer.write(object.slot(NUM_LOCALS));
   writer.write("maximum stack depth");
   writer.write(object.slot(FRAME_SLOTS));
   writer.write("nybbles");
   object.slot(NYBBLES).writeTo(writer);
   writer.write("function type");
   object.slot(FUNCTION_TYPE).writeSummaryTo(writer);
   writer.write("method");
   object.methodName().writeTo(writer);
   writer.write("module");
   object.module().moduleName().writeTo(writer);
   writer.write("starting line number");
   writer.write(object.startingLineNumber());
   writer.write("literals");
   writer.startArray();
   for (int i = 1, limit = object.variableObjectSlotsCount(); i <= limit; i++) {
     A_BasicObject literal = object.slot(LITERAL_AT_, i);
     if (literal.equalsNil()) {
       literal = IntegerDescriptor.zero();
     }
     literal.writeSummaryTo(writer);
   }
   writer.endArray();
   writer.endObject();
 }
 @Override
 @AvailMethod
 boolean o_Equals(final AvailObject object, final A_BasicObject another) {
   return another.equalsCompiledCode(object);
 }