Function system_interface::io::peek_from_bufread

source · 
pub fn peek_from_bufread<BR: BufRead>(
    buf_read: &mut BR,
    buf: &mut [u8]
) -> Result<usize>
Expand description

Implement peek for types that implement BufRead.

Examples found in repository?
src/io/peek.rs (line 99)
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    fn peek(&mut self, buf: &mut [u8]) -> io::Result<usize> {
        peek_from_bufread(self, buf)
    }
}

impl<'a> Peek for &'a [u8] {
    #[inline]
    fn peek(&mut self, buf: &mut [u8]) -> io::Result<usize> {
        peek_from_bufread(self, buf)
    }
}

impl<'a> Peek for StdinLock<'a> {
    #[inline]
    fn peek(&mut self, buf: &mut [u8]) -> io::Result<usize> {
        peek_from_bufread(self, buf)
    }
}

impl<B: BufRead + ?Sized> Peek for Box<B> {
    #[inline]
    fn peek(&mut self, buf: &mut [u8]) -> io::Result<usize> {
        peek_from_bufread(self, buf)
    }
}

impl<'a, B: BufRead + ?Sized> Peek for &'a mut B {
    #[inline]
    fn peek(&mut self, buf: &mut [u8]) -> io::Result<usize> {
        peek_from_bufread(self, buf)
    }
}

impl<R: Read> Peek for BufReader<R> {
    #[inline]
    fn peek(&mut self, buf: &mut [u8]) -> io::Result<usize> {
        peek_from_bufread(self, buf)
    }
}

impl<T> Peek for Cursor<T>
where
    T: AsRef<[u8]>,
{
    #[inline]
    fn peek(&mut self, buf: &mut [u8]) -> io::Result<usize> {
        peek_from_bufread(self, buf)
    }
}

impl<T: BufRead> Peek for Take<T> {
    #[inline]
    fn peek(&mut self, buf: &mut [u8]) -> io::Result<usize> {
        peek_from_bufread(self, buf)
    }
}

impl<T: BufRead, U: BufRead> Peek for Chain<T, U> {
    #[inline]
    fn peek(&mut self, buf: &mut [u8]) -> io::Result<usize> {
        peek_from_bufread(self, buf)
    }