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feat: add Resource::and_then

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Matt Kane 2024-08-20 00:06:49 -05:00
parent 3b88c8ccd2
commit 7094308287
1 changed files with 18 additions and 0 deletions
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18
leptos_server/src/resource.rs
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@ -695,6 +695,24 @@ where
}
}
impl<T, E, Ser> Resource<Result<T, E>, Ser>
where
Ser: Encoder<Result<T, E>> + Decoder<Result<T, E>>,
<Ser as Encoder<Result<T, E>>>::Error: Debug,
<Ser as Decoder<Result<T, E>>>::Error: Debug,
<<Ser as Decoder<Result<T, E>>>::Encoded as FromEncodedStr>::DecodingError:
Debug,
<Ser as Encoder<Result<T, E>>>::Encoded: IntoEncodedString,
<Ser as Decoder<Result<T, E>>>::Encoded: FromEncodedStr,
T: Send + Sync + Clone,
E: Send + Sync + Clone,
{
#[track_caller]
pub fn and_then<U>(&self, f: impl FnOnce(&T) -> U) -> Option<Result<U, E>> {
self.map(|data| data.as_ref().map(f).map_err(|e| e.clone()))
}
}
impl<T, Ser> IntoFuture for Resource<T, Ser>
where
T: Clone + Send + Sync + 'static,