I just tested it a bit on a new updated version (0.13.14) and there's a couple more issues with unused variables. <img width="303" alt="3" src="https://user-images.githubusercontent.com/14331216/35323808-835ade8e-00f7-11e8-9af6-53f8258d13b8.png"> And another caused by mixing `return` + template literal. <img width="338" alt="4" src="https://user-images.githubusercontent.com/14331216/35323826-9558d9ba-00f7-11e8-9560-48d887509029.png">