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Add doc example for std::io::repeat. #34518

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Jun 28, 2016
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Add doc example for std::io::repeat. #34518

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10 changes: 10 additions & 0 deletions src/libstd/io/util.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -113,6 +113,16 @@ pub struct Repeat { byte: u8 }
///
/// All reads from this reader will succeed by filling the specified buffer with
/// the given byte.
///
/// # Examples
///
/// ```
/// use std::io::{self, Read};
///
/// let mut buffer = [0; 3];
/// io::repeat(0b101).read_exact(&mut buffer).unwrap();
/// assert_eq!(buffer, [0b101, 0b101, 0b101]);
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
pub fn repeat(byte: u8) -> Repeat { Repeat { byte: byte } }

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