Docker environment manager. Shortcut for setting docker environment with bash completion

dockenv.sh

# add to .bashrc, .bash_profile, ~/.profile
dockenv() {
  command -v "docker-machine" >/dev/null 2>&1 && {
    if [ $1 = 'unset' -o $1 = '-u' ]; then
      eval $(docker-machine env -u)
    else
      eval $(docker-machine env "$1")
      if ! [ $1 = 'unset' -o $1 = '-u' ]; then
        docker-machine ip $1 | tr -d '\n' | pbcopy
      fi
    fi
  } || { echo >&2 "Error: \`docker-machine\` is required but not installed.  Aborting..."; }
}
_dockenv() {
    local cur="${COMP_WORDS[COMP_CWORD]}"
    COMPREPLY=( $(compgen -W "$(docker-machine ls -q)" -- $cur) )
}
complete -o default -F _dockenv dockenv

Checks if docker-machine is available and copies new docker environment IP to clipboard