Method visit_seq

src/encode.rs:1433–1446

TODO: Check len, overflow is possible.

(&mut self, mut visitor: V)

    // TODO: Check len, overflow is possible.
    fn visit_seq<V>(&mut self, mut visitor: V) -> Result<(), Error>
        where V: serde::ser::SeqVisitor,
    {
        let len = match visitor.len() {
            Some(len) => len,
            None => panic!("do not know how to serialize a sequence with no length"),
        };

        try!(write_array_len(&mut self.wr, len as u32));

        while let Some(()) = try!(visitor.visit(self)) { }

        Ok(())
    }

    fn visit_seq_elt<V>(&mut self, value: V) -> Result<(), Error>
        where V: serde::Serialize,