Add AsRef<[u8]> for String's Drain.

2020-09-09 17:59:43 +02:00 · 2020-09-09 17:59:43 +02:00 · f5bb523e94
commit f5bb523e94
parent 673284058b
1 changed files with 7 additions and 0 deletions
--- a/library/alloc/src/string.rs
+++ b/library/alloc/src/string.rs
@ -2488,6 +2488,13 @@ fn as_ref(&self) -> &str {
    }
 }

+#[unstable(feature = "string_drain_as_str", issue = "none")]
+impl<'a> AsRef<[u8]> for Drain<'a> {
+    fn as_ref(&self) -> &[u8] {
+        self.as_str().as_bytes()
+    }
+}
+
 #[stable(feature = "drain", since = "1.6.0")]
 impl Iterator for Drain<'_> {
    type Item = char;