# kou

A minimal language compiled into wasm bytecode

[![npm](https://img.shields.io/npm/v/kou.svg?style=flat-square)](https://www.npmjs.com/package/kou)
[![Travis](https://img.shields.io/travis/utatti/kou.svg?style=flat-square)](https://travis-ci.org/utatti/kou)
[![code style: prettier](https://img.shields.io/badge/code_style-prettier-ff69b4.svg?style=flat-square)](https://github.com/prettier/prettier)

## Language specification

Please refer to [SPEC.md](SPEC.md).

## Demonstration

[![asciicast](https://asciinema.org/a/tP2sldS271HxxsKwWJ2RJdTHL.png)](https://asciinema.org/a/tP2sldS271HxxsKwWJ2RJdTHL)

## Milestones

- [x] Tokenizer
- [x] Parser
- [x] Desugarer
- [x] Type checker
- [x] Code generator for wasm
  - [x] Basic codegen
  - [x] Complex types and expressions
  - [ ] [Codegen for string](https://github.com/utatti/kou/issues/1)
- [ ] Module system
- [ ] JS interop
- [ ] IO
- [ ] Bootstrapping

## Install

``` shell
npm i -g kou
```

## Usage

Compile:

``` shell
kouc hello.kou -o hello.wasm

# For the detailed usage
kouc --help
```

Run in CLI:

``` shell
kou hello.wasm

# For the detailed usage
kou --help
```

## Reference

- [WebAssembly Specification](https://webassembly.github.io/spec/core/index.html)
- [WebAssembly Reference Manual](https://github.com/sunfishcode/wasm-reference-manual/blob/master/WebAssembly.md)
- [The Go Programming Language Specification](https://golang.org/ref/spec)

## License

[MIT](LICENSE)


A minimal language compiled into wasm bytecode. 

Introducing Socket Firewall: Free, Proactive Protection for Your Software Supply Chain

A minimal language compiled into wasm bytecode

utatti

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Bad text encoding

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Bad semver

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Bad dependency semver

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Bidirectional unicode control characters

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What is bin script confusion?

Bin script confusion

This Chrome extension includes content scripts that execute JavaScript on specified websites.

What are Chrome extension content scripts?

Chrome Extension Content Script

This Chrome extension requests host permissions to access specific websites or domains.

What are Chrome extension host permissions?

Chrome Extension Host Permission

This Chrome extension requests permissions to access browser APIs, user data, or system features.

What are Chrome extension permissions?

Chrome Extension Permission

This Chrome extension requests wildcard host permissions that grant broad access to websites.

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Chrome Extension Wildcard Host Permission

Semantic versions published out of chronological order.

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Chronological version anomaly

Project maintainer's SSH key has been compromised.

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Compromised SSH key

(Experimental) Copyleft license information was found.

What do I need to know about license files?

Copyleft License

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Title

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High CVE

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Debug access

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Deprecated

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Deprecated license

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Possible typosquat attack

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Dynamic require

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Empty package

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Environment variable access

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File dependency

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Filesystem access

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Wildcard dependency

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GitHub dependency

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AI-detected potential malware

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AI-detected potential security risk

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Native code

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High entropy strings

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Unicode homoglyphs

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HTTP dependency

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Install scripts

Package has an invalid manifest file and can cause installation problems if you try to use it.

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Invalid manifest file

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What are invisible characters?

Invisible chars

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License exception

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License Policy Violation

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Long strings

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Major refactor

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Modified license exception

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Modified license

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Network access

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What is new author?

New author

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Why is contributor and author data important?

No contributors or author data

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No bug tracker

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kou

kou

Language specification

Demonstration

Milestones

Install

Usage

Reference

License

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