Count total line changes in a git repository.

codelog.rb

#!/usr/bin/env ruby

log = `git log --oneline --shortstat`
puts log

i = 0
d = 0

log.each_line { |l|
	ii = /([0-9]+) insertion/.match(l)
	i += ii[1].to_i if ii

	dd = /([0-9]+) deletion/.match(l)
	d += dd[1].to_i if dd
}

puts "\nTotal: #{i} insertions, #{d} deletions"