Tests for the REPL #3
Description
The repl.rb does not have any automated tests yet, it will be a bit less straightforward than the other classes but it is getting more complex now, tests should include:
- showing correct prompts
=>,!>,?>... - auto close functionality
- exiting gracefully when pressing ctrl+c
- not blowing up when pressing ctrl+d
- show lispy representations of data structures
- maintains the env between lines