From: John T <johnt@...>
Date: 2001-02-22T15:28:19+09:00
Subject: [ruby-talk:11291]

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When i use DATA to access the data from within the file i get the following
error.

D:\LK\Ruby Prmg\21-2-01\ch 4\src\test.rb:113: uninitialized constant
DATA(NameError)

I am attachin the ruby file with this mail.. Please comment

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	name="test.rb"
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	filename="test.rb"

class WordIndex=0A=
    def initialize=0A=
      @index =3D Hash.new(nil)=0A=
    end=0A=
    def index(anObject, *phrases)=0A=
      phrases.each do |aPhrase|=0A=
        aPhrase.scan /\w[-\w']+/ do |aWord|   # extract each word=0A=
          aWord.downcase!=0A=
          @index[aWord] =3D [] if @index[aWord].nil?=0A=
          @index[aWord].push(anObject)=0A=
        end=0A=
      end=0A=
    end=0A=
    def lookup(aWord)=0A=
      @index[aWord.downcase]=0A=
    end=0A=
  end=0A=
class Song=0A=
  include Comparable=0A=
  @@plays =3D 0=0A=
  attr_reader :name, :artist, :duration=0A=
  attr_writer :duration=0A=
  def initialize(name, artist, duration)=0A=
    @name     =3D name=0A=
    @artist   =3D artist=0A=
    @duration =3D duration=0A=
    @plays    =3D 0=0A=
  end=0A=
  def to_s=0A=
    "Song: #{@name}--#{@artist} (#{@duration})"=0A=
  end=0A=
  def name=0A=
    @name=0A=
  end=0A=
  def artist=0A=
    @artist=0A=
  end=0A=
  def duration=0A=
    @duration=0A=
  end=0A=
  def duration=3D(newDuration)=0A=
    @duration =3D newDuration=0A=
  end=0A=
  def durationInMinutes=0A=
    @duration/60.0   # force floating point=0A=
  end=0A=
  def durationInMinutes=3D(value)=0A=
    @duration =3D (value*60).to_i=0A=
  end=0A=
  def play=0A=
    @plays +=3D 1=0A=
    @@plays +=3D 1=0A=
    "This  song: #@plays plays. Total #@@plays plays."=0A=
  end=0A=
  def record=0A=
    "Recording..."=0A=
  end=0A=
  def inspect=0A=
    self.to_s=0A=
  end=0A=
  def <=3D>(other)=0A=
    self.duration <=3D> other.duration=0A=
  end=0A=
end=0A=
class SongList=0A=
  def initialize=0A=
    @songs =3D Array.new=0A=
    @index =3D WordIndex.new=0A=
  end=0A=
  def append(aSong)=0A=
    @songs.push(aSong)=0A=
    @index.index(aSong, aSong.name, aSong.artist)=0A=
    self=0A=
  end=0A=
  def deleteFirst=0A=
    @songs.shift=0A=
  end=0A=
  def deleteLast=0A=
    @songs.pop=0A=
  end=0A=
  def [](key)=0A=
    if key.kind_of?(Integer)=0A=
      @songs[key]=0A=
    else=0A=
      # ...=0A=
    end=0A=
  end=0A=
  def [](key)=0A=
    if key.kind_of?(Integer)=0A=
      return @songs[key]=0A=
    else=0A=
      for i in 0...@songs.length=0A=
        return @songs[i] if key =3D=3D @songs[i].name=0A=
      end=0A=
    end=0A=
    return nil=0A=
  end=0A=
  def [](key)=0A=
    if key.kind_of?(Integer)=0A=
      result =3D @songs[key]=0A=
    else=0A=
      result =3D @songs.find { |aSong| key =3D=3D aSong.name }=0A=
    end=0A=
    return result=0A=
  end=0A=
  def lookup(aWord)=0A=
    @index.lookup(aWord)=0A=
  end=0A=
  def createSearch(name, params)=0A=
    # ...=0A=
  end=0A=
end  =0A=
songFile =3D DATA=0A=
songs =3D SongList.new=0A=
=0A=
songFile.each do |line|=0A=
  file, length, name, title =3D line.chomp.split(/\s*\|\s*/)=0A=
  songs.append Song.new(title, name, length)=0A=
end=0A=
puts songs[1]=0A=
__END__=0A=
/jazz/j00132.mp3  | 3:45 | Fats     Waller     | Ain't Misbehavin'=0A=
/jazz/j00319.mp3  | 2:58 | Louis    Armstrong  | Wonderful World=0A=
/bgrass/bg0732.mp3| 4:09 | Strength in Numbers | Texas Red=0A=

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