chris/ruwuma
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ID deserialization: Borrow from the deserializer if possible

Browse Source 
… by using Cow<'_, str> instead of String
This commit is contained in:
Jonas Platte 2019-12-15 20:40:51 +01:00
parent 2a0414cd60
commit 7d3cfd769e
No known key found for this signature in database
GPG Key ID: 7D261D771D915378
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
src/lib.rs
View File

@ -15,6 +15,7 @@
extern crate diesel; extern crate diesel;
use std::{ use std::{
borrow::Cow,
convert::TryFrom, convert::TryFrom,
fmt::{Formatter, Result as FmtResult}, fmt::{Formatter, Result as FmtResult},
}; };
@ -125,7 +126,7 @@ where
D: Deserializer<'de>, D: Deserializer<'de>,
T: for<'a> TryFrom<&'a str>, T: for<'a> TryFrom<&'a str>,
{ {
String::deserialize(deserializer).and_then(|v| { Cow::<'_, str>::deserialize(deserializer).and_then(|v| {
T::try_from(&v).map_err(|_| de::Error::invalid_value(Unexpected::Str(&v), &expected_str)) T::try_from(&v).map_err(|_| de::Error::invalid_value(Unexpected::Str(&v), &expected_str))
}) })
} }