Initial commit

test.rb

@@ -0,0 +1,24 @@
+module Mo
+  MAPPING = { a: 'a', b: 'b' }
+  @mapping = 'ayza2'
+  class << self
+    @mapping_singleton = 'ayza'
+    def test
+      a = :a
+      p MAPPING.dig(a)
+      p @mapping
+    end
+  end
+
+  def test2
+    p MAPPING
+  end
+end
+
+
+Mo.test
+
+# Mo::test2
+
+p Mo.singleton_class.instance_variables
+p Mo.instance_variables