#[macro_export]
macro_rules! serde_string_impls {
($Target:ident) => {
impl Serialize for $Target {
fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
serializer.collect_str(self.to_str())
}
}
impl<'d> Deserialize<'d> for $Target {
fn deserialize<D: Deserializer<'d>>(deserializer: D) -> Result<$Target, D::Error> {
struct FieldVisitor;
impl<'d> Visitor<'d> for FieldVisitor {
type Value = $Target;
fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter.write_str("a valid value")
}
fn visit_str<E: DeserializeError>(self, value: &str) -> Result<Self::Value, E> {
match $Target::from_str(value) {
Some(inner) => Ok(inner),
None => Err(E::invalid_type(Unexpected::Enum, &self)),
}
}
}
deserializer.deserialize_str(FieldVisitor)
}
}
}
}