Show a self-install nbb script by using a wrapper around nbb

runner

#!/usr/bin/env bash

current_dir=$(pwd)

# make directory to hold node_modules
read -ra hash <<< "$(pwd | shasum)" # get hash of current path
modules_dir="$HOME/.nbb/_modules/${hash[0]}"
mkdir -p "$modules_dir"

# install node_modules
if [[ -z "${SKIP_INSTALL}" ]]; then
    cd "$modules_dir" || exit
    read -ra deps <<< "$1" # split deps into array
    npm i "${deps[@]}"
    cd "$current_dir" || exit
fi

shift # get rid of deps argument

NODE_PATH="$modules_dir/node_modules" npx nbb "$@"

script.cljs

#!./runner [email protected] [email protected]

(ns script
  (:require
   ["zx" :refer [$]]))

($ #js ["echo hi"])

You can invoke ./script.cljs and it will automatically install any dependencies necessary to run it.

You can also specify the env var SKIP_INSTALL=true ./script.cljs to avoid running npm install