This is my Go implementation of the Monkey interpreter from the book "Writing an Interpreter in Go" by Thorsten Ball. The book is a great resource for learning how to write an interpreter and I highly recommend it. The book is available at https://interpreterbook.com.

To start the REPL, run the following command:

go run main.go

To run the tests, run the following command:

go test ./...

• Initial token definition
• Initial lexer
• Basic REPL to print tokens
• Parser
• Evaluation
• Extending the interpreter
• etc...