clear npm cache (when using nvm); run with `nvm list | clear-cache`

clear-cache.sh

#!/usr/bin/env bash

function clear-cache {
  versions=()
  while read -r line; do
    clean="$(echo ${line} | sed "s,$(printf '\033')\\[[0-9;]*[a-zA-Z],,g")"
    valid=$(echo "${clean}" | grep '^[^a-zA-Z]' | grep -v 'system' | sed 's/->//' | sed 's/\s.*v//')

    if [[ ! -z $valid ]]; then
      versions+=(${valid})
    fi
  done <<< "$(cat)"

  for version in "${versions[@]}"; do
    nvm use ${version}
    npm cache clear -f
  done
}

# run with:
# nvm list | clear-cache

to run:

# make executable
chmod +x ./clear-cache.sh
# load function
. ./clear-cache.sh
# run function
nvm list | clear-cache