old_contents: "use strict";
  
  var obj = { size: 20 };
  
  // @boop(obj, "blue", true)
  export default function CustomStuff() {
      this.showSomethign = () => {
          console.log("show something!");
      };
  }
  
new_contents: "use strict";
  
  var obj = { size: 20 };
  
  // @boop(obj, "blue", true)
  export default function CustomStuff() {
      this.showSomethign = () => {
          console.log("show something!");
      };
  }
  
  console.log(obj); // To make jshint happy.
  
subject: Make jshint happy w/ unused var in sample module.