Concepts of Programming Languages
Course: CSE2120 Edition: 2021-2022
The design of a programming language is the result of a selection from a general collection of programming language concepts. With some frequency, new languages are introduced that combine concepts in an novel manner and sometimes introduce new concepts. During his/her career, a computer scientist will have to work with more than one generation of programming languages. In order to learn new programming languages, a computer scientist should understand the basic principles in the design of programming languages.
Let-Seq additional spec-test
at Fri, May 20, 2022 15:21:50For the
Substitution and LetSeq
assignment, we have added an additional spec test forlet-seq
,lambda
, and function application.
Minor changes to descriptions
at Fri, May 20, 2022 14:32:50For the
Suspending Interpreter
assignment there were mentions of “thunks” in the description. Those should have been “suspensions”, and have been changed.For the
Type Checking and Subtyping
, there was no description of the functionssubtype
andsubtypeOf
. Those have been added to the description of the question in part 2.
Mutable Objects Helpers
at Tue, Apr 12, 2022 10:48:38For the mutable objects assignment, the listed helper methods are already implemented in the hidden library and can be used directly. You should not implement them yourself. We have clarified this in the text of the assignment.