Deadline: 5.30pm, Thursday 30 October 2003.
Download and unpack the interpreter archive for this course, and make sure you can compile and run the interpreter.
When you run the interpreter, you will get messages saying "Tests failed". Your homework is to get rid of these messages!
This week, the problem is that the static semantics of
Hobbes is not complete. It is missing most of the cases
for subtyping in
In particular, it is missing code in the methods
You should edit
hobbes/statics/TypeCheck.java to finish
You should add comments to the code, indicating which edits you made, for example:
// Edited by Wilma Flintstone: print ("hello"); // End of edits.
Once you have a working edited version of
create a zip archive containing that file, plus any other files
you edited, and submit it using the Courses OnLine system.