serde_valid/json/
from_json_str.rs

1pub trait FromJsonStr<'de>
2where
3    Self: Sized,
4{
5    /// Convert from json str.
6    ///
7    /// ```rust
8    /// use serde::Deserialize;
9    /// use serde_valid::Validate;
10    /// use serde_valid::json::{json, FromJsonStr};
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_str(r#"{ "val": "abcde" }"#);
19    ///
20    /// assert!(s.is_ok())
21    /// ```
22    fn from_json_str(str: &'de str) -> Result<Self, crate::Error<serde_json::Error>>;
23}
24
25impl<'de, T> FromJsonStr<'de> for T
26where
27    T: serde::de::Deserialize<'de> + crate::Validate,
28{
29    fn from_json_str(str: &'de str) -> Result<Self, crate::Error<serde_json::Error>> {
30        let model: Self = serde_json::from_str(str)?;
31        model.validate().map_err(crate::Error::ValidationError)?;
32        Ok(model)
33    }
34}