Quick shell script to check the freshness of your git branches

git-fresh

#!/bin/bash

# ## git-fresh
#
# Author:   Tristan Blease <tristan@bleaseinteractive.com>
# Website:  tristanblease.com
# License:  http://www.opensource.org/licenses/MIT
#
# Quick shell script to check the freshness of your git repository branches
#
# Place this script somewhere in your PATH and make it executable
# This script can then be ran within any git repository by calling
# `git fresh` within the repository
#
# Example usage:
#
#   $ cd path/to/my/git/repo
#   $ git fresh
#
# Output:
#
#   Branch name      Last commit dated
#   -----------      -----------------
#   topic_branch_a   2012-06-15 16:39:42 -0500
#   develop          2012-06-12 17:11:17 -0500
#   master           2012-06-12 10:25:36 -0500
#   topic_branch_c   2012-06-07 10:33:24 -0500
#   topic_branch_b   2012-05-24 16:20:00 -0500
#

function get_branch_data() {
  (
    for b in `git branch | sed 's:^[ *]*::'`; do
        git log -n 1 $b  --pretty="format:%ct|%ci" -- | 
          sed "s^\(.*\)|\(.*\)$^\1|${b}|\2^"
    done
  )
}

get_branch_data |
  sort -k 1gr |
  sed "s:^\([0-9]*|\)\(.*\):\2:" |
  sed -e '1 i\' -e '1 i\
    Branch name|Last commit dated' -e '1 i\
    -----------|-----------------' |
  column -t -s '|'