src/nodes/case.js in prettier-0.18.0 vs src/nodes/case.js in prettier-0.18.1

@@ -40,10 +40,10 @@
     const stmts = path.call(print, "body", 1);
     const parts = [concat(["when ", align("when ".length, preds)])];
 
     // It's possible in a when to just have empty void statements, in which case
     // we would skip adding the body.
-    if (!stmts.parts.every(part => !part)) {
+    if (!stmts.parts.every((part) => !part)) {
       parts.push(indent(concat([hardline, stmts])));
     }
 
     // This is the next clause on the case statement, either another `when` or
     // an `else` clause.