#!/bin/sh
# Usage: git-alias [<alias> [<value>]]
# Show/add aliases.

case $# in
  0) git config --get-regexp 'alias.*' | colrm 1 6 | sed 's/[ ]/ = /' | sort ;;
  1) git alias | grep -e "$1" ;;
  *) git config --global "alias.$1" "$2" ;;
esac