crw_env npm node version switcher

crw_env.sh

declare -A node_vers=(  
["2.12"]="12.22.3"
 
["2.13"]="12.22.3"
 
["2.14"]="12.22.3"
 
["2.x"]="12.22.3"
)

CRW_VER="$1"
NVM_DIR="$HOME/.nvm"
NVM_VERSION_PATH="$HOME/.nvm/versions/node"
NODE_PATH="${NVM_VERSION_PATH}/crw_${CRW_VER}"
TARGET_NODE_PATH="${NVM_VERSION_PATH}/v${node_vers[$CRW_VER]}"

if [[ ! -e "$NODE_PATH" ]] ; then
  echo "ERROR: Invalid CRW version $CRW_VER or not installed with nvm"
  exit 1
fi
if [[ -e "$TARGET_NODE_PATH" ]] ; then
  rm "$TARGET_NODE_PATH"
fi
ln -s $NODE_PATH $TARGET_NODE_PATH

[ -s "$HOME/.nvm/nvm.sh" ] && . "$HOME/.nvm/nvm.sh"
nvm use ${node_vers[$CRW_VER]}