Update for Rust nightly 2018-04-19

1 files changed, 7 insertions, 8 deletions

diff --git a/ctr-std/src/io/util.rs b/ctr-std/src/io/util.rs
index 45d281e..195310a 100644
--- a/ctr-std/src/io/util.rs
+++ b/ctr-std/src/io/util.rs
@@ -34,16 +34,15 @@ use mem;
 /// ```
 /// use std::io;
 ///
-/// # fn foo() -> io::Result<()> {
-/// let mut reader: &[u8] = b"hello";
-/// let mut writer: Vec<u8> = vec![];
+/// fn main() -> io::Result<()> {
+///     let mut reader: &[u8] = b"hello";
+///     let mut writer: Vec<u8> = vec![];
 ///
-/// io::copy(&mut reader, &mut writer)?;
+///     io::copy(&mut reader, &mut writer)?;
 ///
-/// assert_eq!(&b"hello"[..], &writer[..]);
-/// # Ok(())
-/// # }
-/// # foo().unwrap();
+///     assert_eq!(&b"hello"[..], &writer[..]);
+///     Ok(())
+/// }
 /// ```
 #[stable(feature = "rust1", since = "1.0.0")]
 pub fn copy<R: ?Sized, W: ?Sized>(reader: &mut R, writer: &mut W) -> io::Result<u64>