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Stabilize std::io::Buf{Reader, Writer}::capacity #72924

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Jun 3, 2020
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Stabilize std::io::Buf{Reader, Writer}::capacity #72924

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6 changes: 2 additions & 4 deletions src/libstd/io/buffered.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -184,7 +184,6 @@ impl<R> BufReader<R> {
/// # Examples
///
/// ```no_run
/// #![feature(buffered_io_capacity)]
/// use std::io::{BufReader, BufRead};
/// use std::fs::File;
///
Expand All @@ -198,7 +197,7 @@ impl<R> BufReader<R> {
/// Ok(())
/// }
/// ```
#[unstable(feature = "buffered_io_capacity", issue = "68833")]
#[stable(feature = "buffered_io_capacity", since = "1.46.0")]
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I set 1.46.0 here since promoting will happen soon.

pub fn capacity(&self) -> usize {
self.buf.len()
}
Expand Down Expand Up @@ -609,7 +608,6 @@ impl<W: Write> BufWriter<W> {
/// # Examples
///
/// ```no_run
/// #![feature(buffered_io_capacity)]
/// use std::io::BufWriter;
/// use std::net::TcpStream;
///
Expand All @@ -620,7 +618,7 @@ impl<W: Write> BufWriter<W> {
/// // Calculate how many bytes can be written without flushing
/// let without_flush = capacity - buf_writer.buffer().len();
/// ```
#[unstable(feature = "buffered_io_capacity", issue = "68833")]
#[stable(feature = "buffered_io_capacity", since = "1.46.0")]
pub fn capacity(&self) -> usize {
self.buf.capacity()
}
Expand Down