prezto/modules/git/functions/git-dir

#
# Displays the path to the Git directory.
#
# Authors:
#   Sorin Ionescu <sorin.ionescu@gmail.com>
#

# function git-dir {

local git_dir="${$(command git rev-parse --git-dir):A}"

if [[ -n "$git_dir" ]]; then
  print "$git_dir"
  return 0
else
  print "$0: not a repository: $PWD" >&2
  return 1
fi

# }