rename Medley::Notes to Medley::Note

spec/note_spec.cr

@@ -0,0 +1,32 @@
+require "./spec_helper"
+
+describe Medley::Note do
+
+  describe ".halfstep_up" do
+    it "returns G# when given G" do
+      note = Medley::Note.new("G")
+      note.halfstep_up.should eq "G#"
+    end
+
+    it "returns B# when given B" do
+      note = Medley::Note.new("B")
+      note.halfstep_up.should eq "B#"
+    end
+
+    it "returns D## when given D#" do
+      note = Medley::Note.new("D#")
+      note.halfstep_up.should eq "D##"
+    end
+
+    it "returns B when given Bb" do
+      note = Medley::Note.new("Bb")
+      note.halfstep_up.should eq "B"
+    end
+
+    it "returns F## when given E##" do
+      note = Medley::Note.new("E##")
+      note.halfstep_up.should eq "F##"
+    end
+  end
+
+end

spec/spec_helper.cr

@@ -1,3 +1,3 @@
 require "spec"
 require "../src/medley"
-require "../src/medley/notes"
+require "../src/medley/note"

src/medley/notes.cr → src/medley/note.cr

@@ -1,5 +1,5 @@
 module Medley
-  class Notes
+  class Note
     NOTE_NAMES = %w(A B C D E F G)
     ALIASES = {"A##": "B", "B##": "C#", "C##": "D", "D##": "E", 
                "E##": "F#", "F##": "G", "G##": "A"} 
@@ -64,7 +64,7 @@ module Medley
     end
 
     def wholestep_up
-      new_note = Medley::Notes.new(halfstep_up, @current_note)
+      new_note = Note.new(halfstep_up, @current_note)
       new_note.halfstep_up
     end
   end