https://github.com/andriisoldatenko/monkey-go

Monkey programming language from Writing an interpreter in Go book
https://github.com/andriisoldatenko/monkey-go

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Monkey programming language from Writing an interpreter in Go book

• Host: GitHub
• URL: https://github.com/andriisoldatenko/monkey-go
• Owner: andriisoldatenko
• License: mit
• Created: 2023-11-13T14:39:40.000Z (over 1 year ago)
• Default Branch: main
• Last Pushed: 2025-04-04T10:33:50.000Z (2 months ago)
• Last Synced: 2025-04-04T11:31:12.372Z (2 months ago)
• Language: Go
• Size: 158 KB
• Stars: 2
• Watchers: 2
• Forks: 0
• Open Issues: 2
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
## Monkey programming language

from [Writing an interpreter in Go book ](https://interpreterbook.com/)

[](https://interpreterbook.com/img/monkey_logo-d5171d15.png)

```

let five = 5;

let ten = 10;

let add = fn (x, y) {

  x + y;

}

let result = add(five, tne);

```

## Macros 

```

>> let unless = macro(condition, consequence, alternative) { quote(if (!(unquote(condition))) { unquote(consequence); } else { unquote(alternative); }); };

>> unless(10 > 5, puts("not greater"), puts("greater"));

greater

null

```