Clone a repo from github into a GOPATH-style working directory

git-get.sh

#!/usr/bin/env bash

set -e

main() {
  local repo_path;
  repo_path="$1"

  if ! [[ $repo_path =~ ^.+/.+$ ]]; then
    echo "invalid repo path. git-get expects a path of the form 'user/repo'"
    exit 1
  fi

  local user;
  local repo;
  user=$(dirname $repo_path)
  repo=$(basename $repo_path)

  local work_dir
  work_dir="${GIT_GET_WORK_DIR:-$HOME/Code/github.com/}${user}"
  mkdir -p "${work_dir}"
  cd "${work_dir}"

  if [[ -d "${repo}" ]]; then
    echo "repo already exists at ~${work_dir#$HOME}/${repo}"
    exit 1
  fi

  git clone "[email protected]:$repo_path"
  echo "Cloned package to ~${work_dir#$HOME}/${repo}"
}

main $@