module PGit
  module Helpers
    module Heredoc
      def self.remove_front_spaces(string)
        space_lengths = string.split("\n").select do |s|
          s.match(/\S/)
        end.map {|s| s.scan(/^\s*/).first.length }

        min_length = space_lengths.inject(100) do |accum, value|
          accum > value ?  value : accum
        end

        string.gsub!(/^\s{#{min_length}}/, '')
      end
    end
  end
end