List all committers to a git repository, along with a count of their commits.

authors.rb

`git log --raw > authors.txt`

authors = Hash.new(0)

IO.readlines('authors.txt').each do |line|
  if line.match /^Author:/ 
    authors[line.gsub('Author: ', '').chomp] += 1
  end
end

File.delete 'authors.txt'

authors.sort { |a,b| b[1] <=> a[1] }.each { |name, count| puts "#{name} - #{count}" }