fix: enhance FastStr conversion from u64

Author: Kunduin

Cargo.toml

@@ -35,8 +35,7 @@ redis-unsafe = ["redis"]
 rkyv = ["rkyv/alloc"]
 sqlx-mysql = ["std", "dep:sqlx", "dep:sqlx-mysql"]
 sqlx-mysql-unsafe = ["sqlx-mysql"]
-sea-orm = ["std", "dep:sea-orm"]
-
+sea-orm = ["std", "dep:sea-orm", "itoa"]
 
 [dev-dependencies]
 static_assertions = { version = "1" }

src/sea_orm.rs

@@ -10,7 +10,7 @@ impl std::convert::From<FastStr> for sea_orm::Value {
 
 impl sea_orm::TryFromU64 for FastStr {
     fn try_from_u64(value: u64) -> Result<Self, sea_orm::DbErr> {
-        Ok(FastStr::from_string(value.to_string()))
+        Ok(FastStr::new(itoa::Buffer::new().format(value)))
     }
 }
 
@@ -56,6 +56,7 @@ mod tests {
     use super::*;
     use sea_orm::{
         entity::prelude::*, ActiveValue::Set, DerivePrimaryKey, MockDatabase, QueryTrait,
+        TryFromU64 as _,
     };
 
     mod test_book {
@@ -188,4 +189,12 @@ mod tests {
             .unwrap();
         assert_eq!(result, Some(test_book::Model { id: test_str }));
     }
+
+    #[tokio::test]
+    async fn test_try_from_u64() {
+        assert_eq!(
+            FastStr::try_from_u64(1234567890),
+            Ok(FastStr::from_static_str("1234567890"))
+        );
+    }
 }