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Language Manual

Overview

Introduction
Installation
Editor Plugins
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Try
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Language Features

Overview
Let Binding
Type
Primitive Types
Tuple
Record
Object
Variant
Polymorphic Variant
Null, Undefined and Option
Array & List
Function
If-Else & Loops
Pipe
Pattern Matching / Destructuring
Mutation
JSX
Exception
Lazy Value
Promises
Async / Await
Module
Import & Export
Attribute (Decorator)
Unboxed
Reserved Keyword

Advanced Features

Extensible Variant
Scoped Polymorphic Types

JavaScript Interop

Interop Cheatsheet
Embed Raw JavaScript
Shared Data Types
External (Bind to Any JS Library)
Bind to JS Object
Bind to JS Function
Import from / Export to JS
Bind to Global JS Values
JSON
Inlining Constants
Use Illegal Identifier Names
Generate Converters & Helpers
Browser Support & Polyfills
Libraries & Publishing

Build System

Overview
Configuration
Configuration Schema
External Stdlib
Pinned Dependencies
Interop with JS Build Systems
Performance
Warning Numbers

Guides

Converting from JS

Extra

Newcomer Examples
Project Structure
FAQ

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