Class: HeadMusic::Consonance

Inherits:
Object
  • Object
show all
Defined in:
lib/head_music/consonance.rb

Overview

Consonance describes a category or degree of harmonic pleasantness: perfect, imperfect, or dissonant

Constant Summary collapse

LEVELS = 
%w[perfect imperfect dissonant].freeze

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name) ⇒ Consonance

Returns a new instance of Consonance.



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# File 'lib/head_music/consonance.rb', line 16

def initialize(name)
  @name = name.to_s.to_sym
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/head_music/consonance.rb', line 12

def name
  @name
end

Class Method Details

.get(name) ⇒ Object 



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# File 'lib/head_music/consonance.rb', line 7

def self.get(name)
  @consonances ||= {}
  @consonances[name.to_sym] ||= new(name) if LEVELS.include?(name.to_s)
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/head_music/consonance.rb', line 20

def ==(other)
  to_s == other.to_s
end