Implement Parser#has_more_commands?

Author: leocassarani

lib/parser.rb

@@ -1,2 +1,11 @@
-module Parser
+class Parser
+  attr_reader :input
+
+  def initialize(input)
+    @input = input
+  end
+
+  def has_more_commands?
+    !input.gsub(%r{//.*$}, '').strip.empty?
+  end
 end