#17-webpack-v3-rust

This example shows you how to use Rust in the Web with webpack v3 (current stable).

Install

• Install rust.

• Install WebAssembly target

rustup update
rustup component add wasm32-unknown-unknown --toolchain nightly

• Install wasm-gc (works better than wasm-opt from binaryen)

cargo install --git https://github.com/alexcrichton/wasm-gc

• Install node modules

npm i

• Install web server

npm i -g webpack-dev-server

Build

• Build rust source

rustc +nightly --target wasm32-unknown-unknown -O imul.rs --crate-type=cdylib
wasm-gc imul.wasm imul.wasm

• Finalise using webpack

webpack

Run

• Start web server

webpack-dev-server

• Open dev tools / console

$ 2 * 3 = 6