Finish porting to the `Synom` trait
diff --git a/tests/test_expr.rs b/tests/test_expr.rs
index 6216191..749d50f 100644
--- a/tests/test_expr.rs
+++ b/tests/test_expr.rs
@@ -86,7 +86,7 @@
         }
     "#;
 
-    let actual = parse_crate(raw).unwrap();
+    let actual = raw.parse::<Crate>().unwrap();
 
     assert_eq!(&actual.items[0].ident, "catch");