Method visit_map

src/encode.rs:1454–1467

(&mut self, mut visitor: V)

    }

    fn visit_map<V>(&mut self, mut visitor: V) -> Result<(), Error>
        where V: serde::ser::MapVisitor,
    {
        let len = match visitor.len() {
            Some(len) => len,
            None => panic!("do not know how to serialize a map with no length"),
        };

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

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

        Ok(())
    }

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