serde_valid/json/from_json_slice.rs
1pub trait FromJsonSlice<'de>
2where
3 Self: Sized,
4{
5 /// Convert from json slice.
6 ///
7 /// ```rust
8 /// use serde::Deserialize;
9 /// use serde_valid::Validate;
10 /// use serde_valid::json::FromJsonSlice;
11 ///
12 /// #[derive(Debug, Validate, Deserialize)]
13 /// struct TestStruct<'a> {
14 /// #[validate(min_length = 1)]
15 /// val: &'a str,
16 /// }
17 ///
18 /// let s = TestStruct::from_json_slice(br#"{ "val": "abcde" }"#);
19 ///
20 /// assert!(s.is_ok())
21 /// ```
22 fn from_json_slice(slice: &'de [u8]) -> Result<Self, crate::Error<serde_json::Error>>;
23}
24
25impl<'de, T> FromJsonSlice<'de> for T
26where
27 T: serde::de::Deserialize<'de> + crate::Validate,
28{
29 fn from_json_slice(slice: &'de [u8]) -> Result<Self, crate::Error<serde_json::Error>> {
30 let model: T = serde_json::from_slice(slice)?;
31 model.validate().map_err(crate::Error::ValidationError)?;
32 Ok(model)
33 }
34}