wasmCloud Rust in JavaScript

This contains a set of wasmCloud Rust related functionailty (wascap, nkeys) ported to JavaScript/wasm via wasm-bindgen and wasm-pack. The code is compiled to a library that is then imported in the JavaScript library.

Prerequisities

• rust

• cargo

• wasm-pack

Build

$ wasm-pack build

Usage

JavaScript

<script>
    async function main() {
        const wasmModule = await import('./pkg/');
        const wasm = await wasmModule.default;

        const hostKey = new wasm.HostKey();
        console.log(hostKey.pk, hostKey.seed);

        const wasmFile = await fetch('./some-wasm.wasm');
        const wasmBuffer = await wasmFile.arrayBuffer();
        const token = wasm.extract_jwt(new Uint8Array(wasmBuffer));
        const valid = wasm.validate_jwt(token);

        console.log(token, valid);
    }
</script>

Contributing