lib/stairs/env_adapters/rbenv.rb in stairs-0.4.0 vs lib/stairs/env_adapters/rbenv.rb in stairs-0.4.1

@@ -11,8 +11,12 @@
           Regexp.new("^#{name}=(.*)$"),
           "#{name}=#{value}",
           ".rbenv-vars",
         )
       end
+
+      def unset(name)
+        Util::FileMutation.remove Regexp.new("^#{name}=(.*)\n"), ".rbenv-vars"
+      end
     end
   end
 end