how-big-is.sh

#!/bin/bash

function how-big-is {
  local library="$1"
  npm install "$library" uglifyjs webpack
  echo "require('$library')" > index.js
  ./node_modules/.bin/webpack . build.js
  ./node_modules/.bin/uglifyjs build.js -cmo build-min.js 2> /dev/null
  gzip -c build-min.js > build-min.js.gz
  ls -lh build*
}