pub struct UnitOnly<E> {
marker: PhantomData<E>,
}
Fields§
§marker: PhantomData<E>
Trait Implementations§
source§impl<'de, E> VariantAccess<'de> for UnitOnly<E>where
E: Error,
impl<'de, E> VariantAccess<'de> for UnitOnly<E>where
E: Error,
§type Error = E
type Error = E
The error type that can be returned if some error occurs during
deserialization. Must match the error type of our
EnumAccess
.source§fn unit_variant(self) -> Result<(), Self::Error>
fn unit_variant(self) -> Result<(), Self::Error>
Called when deserializing a variant with no values. Read more
source§fn newtype_variant_seed<T>(self, _seed: T) -> Result<T::Value, Self::Error>where
T: DeserializeSeed<'de>,
fn newtype_variant_seed<T>(self, _seed: T) -> Result<T::Value, Self::Error>where
T: DeserializeSeed<'de>,
Called when deserializing a variant with a single value. Read more
source§fn tuple_variant<V>(
self,
_len: usize,
_visitor: V
) -> Result<V::Value, Self::Error>where
V: Visitor<'de>,
fn tuple_variant<V>(
self,
_len: usize,
_visitor: V
) -> Result<V::Value, Self::Error>where
V: Visitor<'de>,
Called when deserializing a tuple-like variant. Read more
source§fn struct_variant<V>(
self,
_fields: &'static [&'static str],
_visitor: V
) -> Result<V::Value, Self::Error>where
V: Visitor<'de>,
fn struct_variant<V>(
self,
_fields: &'static [&'static str],
_visitor: V
) -> Result<V::Value, Self::Error>where
V: Visitor<'de>,
Called when deserializing a struct-like variant. Read more
source§fn newtype_variant<T>(self) -> Result<T, Self::Error>where
T: Deserialize<'de>,
fn newtype_variant<T>(self) -> Result<T, Self::Error>where
T: Deserialize<'de>,
Called when deserializing a variant with a single value. Read more