Pepa

Ruby implementation of the Monkey Language

Pepa has many sibling implementations

• Kotlin: monkey.kt
• Crystal: Monyet
• Scala 3: Langur

Status

The book (Writing An Interpreter In Go) is fully implemented. Pepa will not have a compiler implementation

Commands

Before running the command you must have Ruby 3.1.0 or up installed on your machine

Script	Description
rake	Run tests and rubocop
./exe/benchmark	Run the classic monkey benchmark (fibonacci(35))
./exe/benchmark-yjit	Run the classic monkey benchmark with JIT(fibonacci(35))
./exe/benchmark-tr	Run the classic monkey benchmark transpiled to Ruby(fibonacci(35))
./exe/benchmark-tr-yjit	Run the classic monkey benchmark transpiled to Ruby with JIT(fibonacci(35))
./exe/pepa	Run the Pepa REPL