add never type annotation

2018-12-10 10:17:19 +08:00 · 2018-12-10 10:17:19 +08:00 · fbe6d66083
parent 6932e61bc2
commit fbe6d66083
1 changed files with 2 additions and 2 deletions
--- a/e.rs
+++ b/e.rs
@ -1,10 +1,10 @@
 #[cfg(feature = "functional")]
-fn e() {
+fn e() -> ! {
    std::iter::repeat('e').for_each(|e| print!("{}", e))
 }

 #[cfg(not(feature = "functional"))]
-fn e() {
+fn e() -> ! {
    loop {
        print!("e");
    }