rust wasm environment

shell.nix

let
  moz_overlay = import (builtins.fetchTarball
    "https://github.com/oxalica/rust-overlay/archive/master.tar.gz");
  nixpkgs = import <nixpkgs> { overlays = [ moz_overlay ]; };
in { pkgs ? nixpkgs }:
pkgs.mkShell {
  name = "rust env";
  buildInputs = with pkgs; [
    (rust-bin.stable.latest.default.override {
      # extensions = [ "rust-src" ];  # for rust-analyzer
      targets = [ "x86_64-unknown-linux-gnu" "wasm32-unknown-unknown" ];
    })
    cargo-generate
    wasm-pack
    wasm-bindgen-cli
    binaryen # wasm-opt; see https://github.com/NixOS/nixpkgs/issues/156890#issuecomment-1119221502
    pkg-config
    openssl
    # sqlite
  ];
}