Shell functions for quickly `cd` into Go packages' source directories

rc.sh

gprefresh() {
  go list -f "{{.Dir}}" ... 2>/dev/null > $GOPATH/.list;
}
_gpcd() {
  if [ "$#" -eq 1 ]; then
    cd $1
  else
    select p in $@; do
      _gpcd $p
      unset p
      break
    done
  fi
}
gpcd() {
  _gpcd $(echo $(grep --color=never '/'$1'$' "$GOPATH/.list"))
}