NextJS with WASM (Rust)

A repo to test WASM with NextJS.

Setup

Install dependencies:

cd web
yarn

Ensure wasm-pack is installed:

cargo install wasm-pack

Running

Compile the Rust code and start the NextJS dev server:

cd web
yarn dev:wasm

Adding a new WASM module

1. Create a new Rust crate in wasm/:

# inside nextjs root folder
cd web
cargo new --lib <name>

2. Add the crate to wasm/Cargo.toml:

[dependencies]
wasm-bindgen = "0.2.85"

[lib]
crate-type = ["cdylib"]

3. Install module as depencency in web/package.json:

{
  "dependencies": {
    "<name>": "file:../wasm/<name>"
  }
}

4. Install Install dependencies:

cd web
yarn
cd <lib-name>
yarn