flutter_jolt 0.1.0

Rust-powered JavaScript runtime for Flutter. JSC on Apple, QuickJS elsewhere, host JS on web.

flutter_jolt

Flutter plugin for Jolt — a Rust-powered JavaScript runtime that picks the best engine per platform.

Platform	Engine	Bundle cost
iOS / macOS	JavaScriptCore	0 (system framework)
Android / Linux / Windows	QuickJS	~1 MB
Web	Host browser JS	0

Usage

import 'package:flutter_jolt/flutter_jolt.dart';

// Initialize once (in main)
await RustLib.init();

// Create a runtime
final rt = JoltRuntime();

// Evaluate JavaScript
final result = await rt.eval(code: '1 + 1');

// Globals
await rt.setGlobal(name: 'x', value: JsValue.int_(42));
final x = await rt.getGlobal(name: 'x');

// Call JS functions
await rt.eval(code: 'function greet(n) { return "Hello, " + n; }');
final greeting = await rt.callFunction(
  name: 'greet',
  args: [JsValue.string('Flutter')],
);

Installation

dependencies:
  flutter_jolt: ^0.1.0

Requires Rust toolchain for native compilation. The plugin uses Cargokit to build Rust code automatically during flutter build / flutter run.

License

MIT — see LICENSE.