NMLParse.rb

gistfile1.rb

require "rexml/document"
require "NMLParse/song"

class NMLParse

  attr_accessor :songs

  def initialize
    @songs = []
  end

  def self.read(path)
    nml = self.new
    file = File.new(path)
    doc = REXML::Document.new file
    
    doc.elemens.each("entry") { |entry|
      next if !entry.attributes["title"] && !entry.attributes["artist"] #skips blank lines
      nml.add_song do |song|
        song.title = entry.attributes["title"]
        song.artist = entry.attributes["artist"]
      end
    }

    nml

  end

  def add_song(&block)
    new_song = NMLParse::Song.new
    yield(new_song)
    @songs << new_song
  end

end