Writing An Interpreter

Getting Started

Enter the REPL

$ go run ./src/main

Debug Mode

Append -d argument to show the shape of the AST while parsing.

$ go run ./src/main -d

Components

1. Lexer
2. Parser
3. Evaluator
4. REPL ( Read Evaluate Print Loop )
5. Builtin Function

Features

• Integer

• Boolean

• String

• Array

• Hash

• Function

• Builtin Function

• Closure

• Prefix Expression

• Infix Expression

• Index Expression

• If Expression

• Return Statement

Interpreter Procedures

References

Based on the book: https://interpreterbook.com/