Remove commented out code

This commit is contained in:
Erick Tryzelaar 2014-10-06 21:52:19 -07:00
parent 538fcf244f
commit 150ec0d2d7

View File

@ -357,462 +357,3 @@ impl<
d.visit(&mut Visitor)
}
}
/*
trait Deserialize<S, E> {
fn deserialize(state: &mut S) -> Result<Self, E>;
}
///////////////////////////////////////////////////////////////////////////////
trait Deserializer<S, E> {
fn visit<R>(&mut self, state: &mut S) -> Result<(), E>;
fn syntax_error(&mut self) -> E;
}
///////////////////////////////////////////////////////////////////////////////
/*
trait DeserializerState<E> {
fn syntax_error(&mut self) -> E;
fn visit<
V: VisitorState<T, Self, E>,
T: Deserialize<Self, E>,
>(&mut self, visitor: &mut V) -> Result<T, E>;
}
trait Visitor<R, E> {
fn visit<S>(&mut self, state: &mut S) -> Result<(), E>;
fn size_hint(&self) -> (uint, Option<uint>);
}
*/
trait VisitorState<
D: Deserializer<Self, E>,
//R,
E,
> {
/*
fn visit_null(&mut self) -> R;
*/
fn visit_int(&mut self, d: &mut D, v: int) -> Result<int, E> {
Err(d.syntax_error())
//self.visit_i64(d, v as i64)
}
/*
fn visit_i8(&mut self, d: &mut D, v: i8) -> Result<(), E> {
self.visit_i64(d, v as i64)
}
fn visit_i16(&mut self, d: &mut D, v: i16) -> Result<(), E> {
self.visit_i64(d, v as i64)
}
fn visit_i32(&mut self, d: &mut D, v: i32) -> Result<(), E> {
self.visit_i64(d, v as i64)
}
fn visit_i64(&mut self, d: &mut D, v: i64) -> Result<(), E> {
Err(d.syntax_error())
}
fn visit_uint(&mut self, d: &mut D, v: int) -> Result<(), E> {
self.visit_u64(d, v as u64)
}
fn visit_u8(&mut self, d: &mut D, v: u8) -> Result<(), E> {
self.visit_u64(d, v as u64)
}
fn visit_u16(&mut self, d: &mut D, v: u16) -> Result<(), E> {
self.visit_u64(d, v as u64)
}
fn visit_u32(&mut self, d: &mut D, v: u32) -> Result<(), E> {
self.visit_u64(d, v as u64)
}
fn visit_u64(&mut self, d: &mut D, _v: u64) -> Result<(), E> {
Err(d.syntax_error())
}
fn visit_string(&mut self, d: &mut D, _v: String) -> Result<(), E> {
Err(d.syntax_error())
}
*/
fn visit_seq<
R,
V: SeqVisitor<D, E>,
>(&mut self, d: &mut D, _visitor: V) -> Result<(), E> {
Err(d.syntax_error())
}
/*
/*
#[inline]
fn visit_named_seq<
Elt: Deserialize<D, E>,
V: SeqVisitor<D, Result<Elt, E>>,
>(&mut self, d: &mut D, _name: &str, visitor: V) -> Result<T, E> {
self.visit_seq(d, visitor)
}
*/
fn visit_seq_elt<
T: Deserialize<Self, R>,
>(&mut self, first: bool, value: T) -> R;
*/
/*
#[inline]
fn visit_map<
K: Deserialize<D, E>,
V: Deserialize<D, E>,
V: Visitor<D, Result<T, E>>,
>(&mut self, d: &mut D, _visitor: V) -> Result<T, E> {
Err(d.syntax_error())
}
#[inline]
fn visit_named_map<
V: Visitor<D, E>,
>(&mut self, d: &mut D, _name: &str, visitor: V) -> Result<T, E> {
self.visit_map(d, visitor)
}
fn visit_map_elt<
K: Deserialize<D, E>,
V: Deserialize<D, E>,
>(&mut self, first: bool, value: T) -> Result<(K, V), E>;
*/
}
trait SeqVisitor<D, E> {
fn next<
T: Deserialize<D, E>,
>(&mut self, d: &mut D) -> Option<Result<T, E>>;
#[inline]
fn size_hint(&self) -> (uint, Option<uint>) {
(0, None)
}
}
/*
trait MapVisitor<D, E> {
fn next<
K: Deserialize<D, E>,
V: Deserialize<D, E>,
>(&mut self, d: &mut D) -> Option<Result<(K, V), E>>;
#[inline]
fn size_hint(&self) -> (uint, Option<uint>) {
(0, None)
}
}
*/
///////////////////////////////////////////////////////////////////////////////
/*
macro_rules! impl_deserialize {
($ty:ty, $method:ident) => {
impl<
S: Deserializer<E>,
E,
> Deserialize<S, E> for $ty {
#[inline]
fn deserialize(state: &mut S) -> Result<$ty, E> {
struct Visitor;
impl<
D: Deserializer<$ty, E>,
E,
> VisitorState<S, $ty, E> for Visitor {
fn visit_int(&mut self, _d: &mut D, v: int) -> Result<$ty, E> {
Ok(v)
}
}
state.visit(&mut Visitor)
d.$method(token)
}
}
}
}
*/
impl<
D: Deserializer<int, E>,
E,
> Deserialize<D, E> for int {
fn deserialize(state: &mut D) -> Result<int, E> {
struct Visitor;
impl<
D: Deserializer<Visitor, E>,
E,
> VisitorState<D, E> for Visitor {
fn visit_int(&mut self, _state: &mut D, v: int) -> Result<int, E> {
Ok(v)
}
}
state.visit(&mut Visitor)
}
}
/*
impl<
S: Deserializer<String, E>,
E,
> Deserialize<S, E> for String {
fn deserialize(state: &mut S) -> Result<String, E> {
struct Visitor;
impl<
D: Deserializer<String, E>,
E,
> VisitorState<S, String, E> for Visitor {
fn visit_string(&mut self, _d: &mut D, v: String) -> Result<String, E> {
Ok(v)
}
}
state.visit(&mut Visitor)
}
}
*/
///////////////////////////////////////////////////////////////////////////////
/*
impl<
T: Deserialize<D, E>,
D: Deserializer<Vec<T>, E>,
E,
> Deserialize<D, E> for Vec<T> {
fn deserialize(d: &mut D) -> Result<Vec<T>, E> {
struct Visitor;
impl<
D: Deserializer<Visitor, E>,
T: Deserialize<D, E>,
E,
> VisitorState<D, E> for Visitor {
fn visit_seq<
V: SeqVisitor<D, E>,
>(&mut self, state: &mut D, mut visitor: V) -> Result<Vec<T>, E> {
let (len, _) = visitor.size_hint();
let mut values = Vec::with_capacity(len);
loop {
match visitor.next(state) {
Some(Ok(value)) => {
values.push(value);
}
Some(Err(err)) => {
return Err(err);
}
None => {
break;
}
}
}
Ok(values)
}
}
d.visit(&mut Visitor)
}
}
*/
/*
///////////////////////////////////////////////////////////////////////////////
impl<
D: DeserializerState<E>,
E
> Deserialize<D, E> for () {
fn deserialize(d: &mut D) -> Result<(), E> {
struct Visitor;
impl<
D: DeserializerState<E>,
E,
> ::VisitorState<(), D, E> for Visitor {
fn visit_null(&mut self, _d: &mut D) -> Result<(), E> {
Ok(())
}
}
d.visit(&mut Visitor)
}
}
///////////////////////////////////////////////////////////////////////////////
impl<
T0: Deserialize<D, E>,
T1: Deserialize<D, E>,
D: DeserializerState<E>,
E
> Deserialize<D, E> for (T0, T1) {
fn deserialize(d: &mut D) -> Result<(T0, T1), E> {
struct Visitor;
impl<
T0: Deserialize<D, E>,
T1: Deserialize<D, E>,
D: DeserializerState<E>,
E
> ::VisitorState<(T0, T1), D, E> for Visitor {
fn visit_seq<
Visitor: ::SeqVisitor<D, E>,
>(&mut self, d: &mut D, mut visitor: Visitor) -> Result<(T0, T1), E> {
let mut state = 0u;
let mut t0 = None;
let mut t1 = None;
loop {
match state {
0 => {
t0 = match visitor.next(d) {
Some(Ok(v)) => Some(v),
Some(Err(err)) => { return Err(err); }
None => { return Err(d.syntax_error()); }
};
state += 1;
}
1 => {
t1 = match visitor.next(d) {
Some(Ok(v)) => Some(v),
Some(Err(err)) => { return Err(err); }
None => { return Err(d.syntax_error()); }
};
state += 1;
}
_ => {
match visitor.next(d) {
Some(Ok(())) => { return Err(d.syntax_error()); }
Some(Err(err)) => { return Err(err); }
None => { break; }
}
}
}
}
match (t0, t1) {
(Some(t0), Some(t1)) => Ok((t0, t1)),
_ => Err(d.syntax_error()),
}
}
}
d.visit(&mut Visitor)
}
}
///////////////////////////////////////////////////////////////////////////////
impl<
K: Deserialize<D, E> + Eq + Hash,
V: Deserialize<D, E>,
D: DeserializerState<E>,
E
> Deserialize<D, E> for HashMap<K, V> {
fn deserialize(d: &mut D) -> Result<HashMap<K, V>, E> {
struct Visitor;
impl<
K: Deserialize<D, E> + Eq + Hash,
V: Deserialize<D, E>,
D: DeserializerState<E>,
E,
> ::VisitorState<HashMap<K, V>, D, E> for Visitor {
fn visit_map<
Visitor: ::MapVisitor<D, E>,
>(&mut self, d: &mut D, mut visitor: Visitor) -> Result<HashMap<K, V>, E> {
let (len, _) = visitor.size_hint();
let mut values = HashMap::with_capacity(len);
loop {
let kv: Option<Result<(K, V), E>> = visitor.next(d);
match kv {
Some(Ok((key, value))) => {
values.insert(key, value);
}
Some(Err(err)) => {
return Err(err);
}
None => {
break;
}
}
}
Ok(values)
}
}
d.visit(&mut Visitor)
}
}
impl<
K: Deserialize<D, E> + Eq + Ord,
V: Deserialize<D, E>,
D: DeserializerState<E>,
E
> Deserialize<D, E> for TreeMap<K, V> {
fn deserialize(d: &mut D) -> Result<TreeMap<K, V>, E> {
struct Visitor;
impl<
K: Deserialize<D, E> + Eq + Ord,
V: Deserialize<D, E>,
D: DeserializerState<E>,
E,
> ::VisitorState<TreeMap<K, V>, D, E> for Visitor {
fn visit_map<
Visitor: ::MapVisitor<D, E>,
>(&mut self, d: &mut D, mut visitor: Visitor) -> Result<TreeMap<K, V>, E> {
let mut values = TreeMap::new();
loop {
let kv: Option<Result<(K, V), E>> = visitor.next(d);
match kv {
Some(Ok((key, value))) => {
values.insert(key, value);
}
Some(Err(err)) => {
return Err(err);
}
None => {
break;
}
}
}
Ok(values)
}
}
d.visit(&mut Visitor)
}
}
///////////////////////////////////////////////////////////////////////////////
*/
*/