gitchanges.rb

#!/usr/bin/env ruby
# -*- encoding: UTF-8 -*-

changed_files = insertions = deletions = 0

cmd = nil
default_log_cmd = 'git log --since="00:00:01am" --stat -- .'
complete_log_cmd = 'git log --pretty=medium --stat -- .'

unless ARGV[0]
	puts "No time given. Using default: today in current folder."
  cmd = default_log_cmd
else
  if ARGV[0] == "all"
		puts "Showing all changes in the current folder."
    cmd = complete_log_cmd
  else
    cmd = ARGV[0]
  end
end

puts cmd
lines = `#{cmd}`
lines.each_line do |line|
  if line =~ /(\d+) files changed, (\d+) insertions\(\+\), (\d+) deletions\(-\)/
    changed_files += $1.to_i
    insertions    += $2.to_i
    deletions     += $3.to_i
  end
end

puts "#{changed_files} files changed, #{insertions} insertions(+), #{deletions} deletions(-) (#{insertions + deletions} changes)"