-impl<K, V> Readable for HashMap<K, V>
- where K: Readable + Eq + Hash,
- V: MaybeReadable
-{
- #[inline]
- fn read<R: Read>(r: &mut R) -> Result<Self, DecodeError> {
- let len: u16 = Readable::read(r)?;
- let mut ret = HashMap::with_capacity(len as usize);
- for _ in 0..len {
- let k = K::read(r)?;
- let v_opt = V::read(r)?;
- if let Some(v) = v_opt {
- if ret.insert(k, v).is_some() {
- return Err(DecodeError::InvalidValue);
+ impl<K, V> Readable for $ty<K, V>
+ where K: Readable + Eq + $keybound, V: MaybeReadable
+ {
+ #[inline]
+ fn read<R: Read>(r: &mut R) -> Result<Self, DecodeError> {
+ let len: u16 = Readable::read(r)?;
+ let mut ret = $constr(len as usize);
+ for _ in 0..len {
+ let k = K::read(r)?;
+ let v_opt = V::read(r)?;
+ if let Some(v) = v_opt {
+ if ret.insert(k, v).is_some() {
+ return Err(DecodeError::InvalidValue);
+ }
+ }