if [[ ${1:-false} == 'false' ]]; then

echo "Error: pass node version as first argument"

exit 1

NODE_VERSION=$1

nvm unload || true

rm -rf ./__nvm/ && git clone --depth 1 https://github.com/creationix/nvm.git ./__nvm

source ./__nvm/nvm.sh

nvm install ${NODE_VERSION}

nvm use ${NODE_VERSION}

node --version

npm --version

which node