Class: Echowrap::Base

Inherits:

Object

• Object
• Echowrap::Base

Defined in:

lib/echowrap/base.rb

Direct Known Subclasses

Analysis, Artist, Asset, AudioSummary, Biography, Blog, CallList, CategoryMap, DocCounts, EchonestId, Familiarity, Feed, ForeignId, Genre, Hotttnesss, Image, Item, ItemRequest, Keyvalues, License, Location, Meta, NewsArticle, Options, Playlist, Prediction, Reference, Review, Rule, Sandbox, Seeds, SequencedData, Song, Status, TasteProfile, Term, Track, UpdateInfo, Urls, Video, YearsActive

Class Method Summary

• .attr_reader(*attrs) ⇒ Object

  Define methods that retrieve the value from an initialized instance variable Hash, using the attribute as a key.

Instance Method Summary

• #==(other) ⇒ Boolean
• #attrs ⇒ Hash (also: #to_hash)

  Retrieve the attributes of an object.

• #initialize(attrs = {}) ⇒ Echowrap::Base constructor

  Initializes a new object.

• #update(attrs) ⇒ Echowrap::Base

  Update the attributes of an object.

Constructor Details

#initialize(attrs = {}) ⇒ Echowrap::Base

Initializes a new object

Parameters:

• attrs (Hash) (defaults to: {})

# File 'lib/echowrap/base.rb', line 34

def initialize(attrs={})
  @attrs = attrs
end

Class Method Details

.attr_reader(*attrs) ⇒ Object

Define methods that retrieve the value from an initialized instance variable Hash, using the attribute as a key

Parameters:

• attrs (Array, Set, Symbol)

# File 'lib/echowrap/base.rb', line 6

def self.attr_reader(*attrs)
  #@attr_readers ||= []
  #@attr_readers.concat attrs

  mod = Module.new do
    attrs.each do |attribute|
      define_method attribute do
        @attrs[attribute.to_sym] if @attrs
      end
      define_method "#{attribute}?" do
        !!@attrs[attribute.to_sym]
      end
    end
  end
  const_set(:Attributes, mod)
  include mod
end

Instance Method Details

#==(other) ⇒ Boolean

Parameters:

• other (Echowrap::Base)

Returns:

• (Boolean)

# File 'lib/echowrap/base.rb', line 26

def ==(other)
  super || attr_equal(:id, other) || attrs_equal(other)
end

#attrs ⇒ Hash Also known as: to_hash

Retrieve the attributes of an object

Returns:

• (Hash)

# File 'lib/echowrap/base.rb', line 41

def attrs
  @attrs
end

#update(attrs) ⇒ Echowrap::Base

Update the attributes of an object

Parameters:

• attrs (Hash)

Returns:

• (Echowrap::Base)

# File 'lib/echowrap/base.rb', line 50

def update(attrs)
  @attrs.update(attrs)
  self
end