lib/head_music/interval.rb in head_music-0.14.8 vs lib/head_music/interval.rb in head_music-0.16.0

@@ -5,17 +5,14 @@
 
   NAMES = %w{perfect_unison minor_second major_second minor_third major_third perfect_fourth tritone perfect_fifth minor_sixth major_sixth minor_seventh major_seventh perfect_octave}
 
   attr_reader :semitones
 
-  def self.get(semitones)
+  def self.get(identifier)
     @intervals ||= {}
-    @intervals[semitones.to_i] ||= new(semitones.to_i)
-  end
-
-  def self.named(name)
-    name = name.to_s
-    get(NAMES.index(name)) if NAMES.include?(name)
+    candidate = identifier.to_s.downcase.gsub(/\W+/, '_')
+    semitones = NAMES.index(candidate) || identifier.to_i
+    @intervals[semitones] ||= new(semitones.to_i)
   end
 
   def initialize(semitones)
     @semitones = semitones
   end