module PatternPark

  class ProcessRunner
    attr_reader :path,
                :r,
                :w,
                :e
    
    def initialize(*command)
      require 'open3'
      @command = command
      @w, @r, @e = Open3.popen3(*@command)
    end
    
    def puts(msg)
      @w.puts(msg)
    end

    def read
      return r.read
    end
    
    def read_err
      return e.read
    end
  end
end