serde_valid/features/toml/
from_toml_slice.rs

1pub trait FromTomlSlice<'de>
2where
3    Self: Sized,
4{
5    /// Convert from toml slice.
6    ///
7    /// ```rust
8    /// use serde::Deserialize;
9    /// use serde_valid::Validate;
10    /// use serde_valid::toml::FromTomlSlice;
11    ///
12    /// #[derive(Debug, Validate, Deserialize)]
13    /// struct TestStruct {
14    ///     #[validate(min_length = 1)]
15    ///     val: String,
16    /// }
17    ///
18    /// let s = TestStruct::from_toml_slice(br#"val= "abcde""#);
19    ///
20    /// s.unwrap();
21    /// ```
22    fn from_toml_slice(slice: &'de [u8]) -> Result<Self, crate::Error<serde_toml::de::Error>>;
23}
24
25impl<'de, T> FromTomlSlice<'de> for T
26where
27    T: serde::de::Deserialize<'de> + crate::Validate,
28{
29    fn from_toml_slice(slice: &'de [u8]) -> Result<Self, crate::Error<serde_toml::de::Error>> {
30        let model = T::deserialize(serde_toml::Deserializer::new(
31            // unwrap for backward compatibility.
32            // `toml` crate no longer provides `from_slice`.
33            std::str::from_utf8(slice).unwrap(),
34        ))?;
35        model.validate().map_err(crate::Error::ValidationError)?;
36        Ok(model)
37    }
38}