Go shell helpers

go_shell_helpers.zsh

# `go watch` - Watch files and run tests on change. Report to terminal and OSX notification.
# `go watchq` - Watch files and run tests on change (without -v). Report to terminal and OSX notification.
# `go cover` - Obtain test coverage and show results in default browser.
#
# dependencies:
#  * `fswatch` - https://github.com/emcrisostomo/fswatch
#  * `terminal-notifier` - https://github.com/julienXX/terminal-notifier

go() {
  case $1 in
    # Watch files and show display test results in the shell and via
    # terminal-notifier.
    'watch')
      cmd="res=\$(go test -v 2>&1); [[ \$? -eq 0 ]] && status='PASS' || status='FAIL'; echo -e \"*******************************\n\$res\"; terminal-notifier -message \"\$status\" -title 'Go test' -contentImage http://synflood.at/tmp/golang-slides/images/gophercolor.png"
      fswatch ./*.go | xargs -n1 bash -c "$cmd"
      ;;
    # Watch files and show display test results in the shell and via
    # terminal-notifier (no -v used for `go test`).
    'watchq')
      cmd="res=\$(go test 2>&1); [[ \$? -eq 0 ]] && status='PASS' || status='FAIL'; echo -e \"*******************************\n\$res\"; terminal-notifier -message \"\$status\" -title 'Go test' -contentImage http://synflood.at/tmp/golang-slides/images/gophercolor.png"
      fswatch ./*.go | xargs -n1 bash -c "$cmd"
      ;;
    # Obtain test coverage and open in the default browser.
    'cover')
      go test -coverprofile=coverage.out
      go tool cover -html=coverage.out
      ;;
    # Pass through option to `go` CLI.
    *)
      command go "$@"
  esac
}