Trait BufRead

pub trait BufRead: Read {
    // Required methods
    fn fill_buf(&mut self) -> Result<&[u8], Error>;
    fn consume(&mut self, amt: usize);

    // Provided methods
    fn has_data_left(&mut self) -> Result<bool, Error> { ... }
    fn read_until(
        &mut self,
        byte: u8,
        buf: &mut Vec<u8>,
    ) -> Result<usize, Error> { ... }
    fn skip_until(&mut self, byte: u8) -> Result<usize, Error> { ... }
    fn read_line(&mut self, buf: &mut String) -> Result<usize, Error> { ... }
    fn split(self, byte: u8) -> Split<Self> 
       where Self: Sized { ... }
    fn lines(self) -&