Method fill_buf

src/avro/src/reader.rs:255–264

(&mut self, n: usize)

    }

    fn fill_buf(&mut self, n: usize) -> Result<(), AvroError> {
        // We don't have enough space in the buffer, need to grow it.
        if n >= self.buf.len() {
            self.buf.resize(n, 0);
        }

        self.inner.read_exact(&mut self.buf[..n])?;
        self.buf_idx = 0;
        Ok(())
    }

    fn read_block_next(&mut self) -> Result<(), AvroError> {
        assert!(self.is_empty(), "Expected self to be empty!");