struct OptionalVisitor<V>(V);Expand description
A generic visitor for Option<DateTime>.
Tuple Fields§
§0: VTrait Implementations§
Source§impl<'de, V: Visitor<'de, Value = Timestamp>> Visitor<'de> for OptionalVisitor<V>
impl<'de, V: Visitor<'de, Value = Timestamp>> Visitor<'de> for OptionalVisitor<V>
Source§fn expecting(&self, f: &mut Formatter<'_>) -> Result
fn expecting(&self, f: &mut Formatter<'_>) -> Result
Format a message stating what data this Visitor expects to receive. Read more
Source§fn visit_some<D: Deserializer<'de>>(
self,
de: D,
) -> Result<Option<Timestamp>, D::Error>
fn visit_some<D: Deserializer<'de>>( self, de: D, ) -> Result<Option<Timestamp>, D::Error>
The input contains an optional that is present. Read more
Source§fn visit_none<E: Error>(self) -> Result<Option<Timestamp>, E>
fn visit_none<E: Error>(self) -> Result<Option<Timestamp>, E>
The input contains an optional that is absent. Read more
§fn visit_bool<E>(self, v: bool) -> Result<Self::Value, E>where
E: Error,
fn visit_bool<E>(self, v: bool) -> Result<Self::Value, E>where
E: Error,
The input contains a boolean. Read more
§fn visit_i8<E>(self, v: i8) -> Result<Self::Value, E>where
E: Error,
fn visit_i8<E>(self, v: i8) -> Result<Self::Value, E>where
E: Error,
The input contains an
i8. Read more§fn visit_i16<E>(self, v: i16) -> Result<Self::Value, E>where
E: Error,
fn visit_i16<E>(self, v: i16) -> Result<Self::Value, E>where
E: Error,
The input contains an
i16. Read more§fn visit_i32<E>(self, v: i32) -> Result<Self::Value, E>where
E: Error,
fn visit_i32<E>(self, v: i32) -> Result<Self::Value, E>where
E: Error,
The input contains an
i32. Read more§fn visit_i64<E>(self, v: i64) -> Result<Self::Value, E>where
E: Error,
fn visit_i64<E>(self, v: i64) -> Result<Self::Value, E>where
E: Error,
The input contains an
i64. Read more§fn visit_i128<E>(self, v: i128) -> Result<Self::Value, E>where
E: Error,
fn visit_i128<E>(self, v: i128) -> Result<Self::Value, E>where
E: Error,
The input contains a
i128. Read more§fn visit_u8<E>(self, v: u8) -> Result<Self::Value, E>where
E: Error,
fn visit_u8<E>(self, v: u8) -> Result<Self::Value, E>where
E: Error,
The input contains a
u8. Read more§fn visit_u16<E>(self, v: u16) -> Result<Self::Value, E>where
E: Error,
fn visit_u16<E>(self, v: u16) -> Result<Self::Value, E>where
E: Error,
The input contains a
u16. Read more§fn visit_u32<E>(self, v: u32) -> Result<Self::Value, E>where
E: Error,
fn visit_u32<E>(self, v: u32) -> Result<Self::Value, E>where
E: Error,
The input contains a
u32. Read more§fn visit_u64<E>(self, v: u64) -> Result<Self::Value, E>where
E: Error,
fn visit_u64<E>(self, v: u64) -> Result<Self::Value, E>where
E: Error,
The input contains a
u64. Read more§fn visit_u128<E>(self, v: u128) -> Result<Self::Value, E>where
E: Error,
fn visit_u128<E>(self, v: u128) -> Result<Self::Value, E>where
E: Error,
The input contains a
u128. Read more§fn visit_f32<E>(self, v: f32) -> Result<Self::Value, E>where
E: Error,
fn visit_f32<E>(self, v: f32) -> Result<Self::Value, E>where
E: Error,
The input contains an
f32. Read more§fn visit_f64<E>(self, v: f64) -> Result<Self::Value, E>where
E: Error,
fn visit_f64<E>(self, v: f64) -> Result<Self::Value, E>where
E: Error,
The input contains an
f64. Read more§fn visit_char<E>(self, v: char) -> Result<Self::Value, E>where
E: Error,
fn visit_char<E>(self, v: char) -> Result<Self::Value, E>where
E: Error,
The input contains a
char. Read more§fn visit_str<E>(self, v: &str) -> Result<Self::Value, E>where
E: Error,
fn visit_str<E>(self, v: &str) -> Result<Self::Value, E>where
E: Error,
The input contains a string. The lifetime of the string is ephemeral and
it may be destroyed after this method returns. Read more
§fn visit_borrowed_str<E>(self, v: &'de str) -> Result<Self::Value, E>where
E: Error,
fn visit_borrowed_str<E>(self, v: &'de str) -> Result<Self::Value, E>where
E: Error,
The input contains a string that lives at least as long as the
Deserializer. Read more§fn visit_string<E>(self, v: String) -> Result<Self::Value, E>where
E: Error,
fn visit_string<E>(self, v: String) -> Result<Self::Value, E>where
E: Error,
The input contains a string and ownership of the string is being given
to the
Visitor. Read more§fn visit_bytes<E>(self, v: &[u8]) -> Result<Self::Value, E>where
E: Error,
fn visit_bytes<E>(self, v: &[u8]) -> Result<Self::Value, E>where
E: Error,
The input contains a byte array. The lifetime of the byte array is
ephemeral and it may be destroyed after this method returns. Read more
§fn visit_borrowed_bytes<E>(self, v: &'de [u8]) -> Result<Self::Value, E>where
E: Error,
fn visit_borrowed_bytes<E>(self, v: &'de [u8]) -> Result<Self::Value, E>where
E: Error,
The input contains a byte array that lives at least as long as the
Deserializer. Read more§fn visit_byte_buf<E>(self, v: Vec<u8>) -> Result<Self::Value, E>where
E: Error,
fn visit_byte_buf<E>(self, v: Vec<u8>) -> Result<Self::Value, E>where
E: Error,
The input contains a byte array and ownership of the byte array is being
given to the
Visitor. Read more§fn visit_unit<E>(self) -> Result<Self::Value, E>where
E: Error,
fn visit_unit<E>(self) -> Result<Self::Value, E>where
E: Error,
The input contains a unit
(). Read more§fn visit_newtype_struct<D>(
self,
deserializer: D,
) -> Result<Self::Value, <D as Deserializer<'de>>::Error>where
D: Deserializer<'de>,
fn visit_newtype_struct<D>(
self,
deserializer: D,
) -> Result<Self::Value, <D as Deserializer<'de>>::Error>where
D: Deserializer<'de>,
The input contains a newtype struct. Read more
§fn visit_seq<A>(
self,
seq: A,
) -> Result<Self::Value, <A as SeqAccess<'de>>::Error>where
A: SeqAccess<'de>,
fn visit_seq<A>(
self,
seq: A,
) -> Result<Self::Value, <A as SeqAccess<'de>>::Error>where
A: SeqAccess<'de>,
The input contains a sequence of elements. Read more
§fn visit_map<A>(
self,
map: A,
) -> Result<Self::Value, <A as MapAccess<'de>>::Error>where
A: MapAccess<'de>,
fn visit_map<A>(
self,
map: A,
) -> Result<Self::Value, <A as MapAccess<'de>>::Error>where
A: MapAccess<'de>,
The input contains a key-value map. Read more
§fn visit_enum<A>(
self,
data: A,
) -> Result<Self::Value, <A as EnumAccess<'de>>::Error>where
A: EnumAccess<'de>,
fn visit_enum<A>(
self,
data: A,
) -> Result<Self::Value, <A as EnumAccess<'de>>::Error>where
A: EnumAccess<'de>,
The input contains an enum. Read more
Auto Trait Implementations§
impl<V> Freeze for OptionalVisitor<V>where
V: Freeze,
impl<V> RefUnwindSafe for OptionalVisitor<V>where
V: RefUnwindSafe,
impl<V> Send for OptionalVisitor<V>where
V: Send,
impl<V> Sync for OptionalVisitor<V>where
V: Sync,
impl<V> Unpin for OptionalVisitor<V>where
V: Unpin,
impl<V> UnwindSafe for OptionalVisitor<V>where
V: UnwindSafe,
Blanket Implementations§
§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Layout§
Note: Unable to compute type layout, possibly due to this type having generic parameters. Layout can only be computed for concrete, fully-instantiated types.