90 lines
1.9 KiB
Rust
90 lines
1.9 KiB
Rust
/// A struct that wraps a type implementing FromStr and Display implements Serde's Deserialize and
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/// Serialize
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#[derive(Clone, Debug, Hash, Eq, Ord, PartialEq, PartialOrd)]
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pub struct SerdeParse<T>(T);
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impl<T> SerdeParse<T> {
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/// Extract the inner item from SerdeParse
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pub fn into_inner(self) -> T {
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self.0
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}
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}
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impl<T> std::ops::Deref for SerdeParse<T> {
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type Target = T;
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fn deref(&self) -> &Self::Target {
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&self.0
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}
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}
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impl<T> std::ops::DerefMut for SerdeParse<T> {
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fn deref_mut(&mut self) -> &mut Self::Target {
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&mut self.0
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}
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}
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impl<T> AsRef<T> for SerdeParse<T> {
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fn as_ref(&self) -> &T {
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&self.0
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}
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}
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impl<T> AsMut<T> for SerdeParse<T> {
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fn as_mut(&mut self) -> &mut T {
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&mut self.0
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}
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}
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impl<T> std::str::FromStr for SerdeParse<T>
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where
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T: std::str::FromStr,
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{
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type Err = <T as std::str::FromStr>::Err;
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fn from_str(s: &str) -> Result<Self, Self::Err> {
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T::from_str(s).map(SerdeParse)
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}
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}
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impl<T> std::fmt::Display for SerdeParse<T>
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where
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T: std::fmt::Display,
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{
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fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
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self.0.fmt(f)
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}
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}
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impl<T> serde::ser::Serialize for SerdeParse<T>
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where
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T: std::fmt::Display,
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{
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fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
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where
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S: serde::ser::Serializer,
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{
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self.0.to_string().serialize(serializer)
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}
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}
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impl<'de, T> serde::de::Deserialize<'de> for SerdeParse<T>
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where
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T: std::str::FromStr,
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T::Err: std::fmt::Display,
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{
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fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
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where
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D: serde::de::Deserializer<'de>,
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{
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let s = String::deserialize(deserializer)?;
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s.parse().map_err(serde::de::Error::custom)
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}
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}
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impl<T> From<T> for SerdeParse<T> {
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fn from(t: T) -> Self {
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SerdeParse(t)
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}
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}
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