ReScript Language Manual | ReScript Documentation

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Language Manual

Overview

Introduction
Migrate from BuckleScript/Reason
Installation
Try
Editor Plugins

Language Features

Overview
Let Binding
Type
Primitive Types
Tuple
Record
Object
Variant
Null, Undefined & Option
Array & List
Function
Control Flow
Pipe
Pattern Matching/Destructuring
Mutation
JSX
Exception
Lazy Value
Async & Promise
Module
Import & Export
Attribute (Decorator)
Unboxed
Reserved Keywords

JavaScript Interop

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
Interop Cheatsheet

Build System

Overview
Configuration
Configuration Schema
Interop with JS Build System
Performance

Guides

Converting from JavaScript
Libraries

Extra

Newcomer Examples
Project Structure
FAQ

Docs / Language Manual / BuildConfigurationSchema

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