feature gate sqlx for jid crate

jid/Cargo.toml

@@ -3,5 +3,8 @@ name = "jid"
 version = "0.1.0"
 edition = "2021"
 
+[features]
+sqlx = ["dep:sqlx"]
+
 [dependencies]
-sqlx = { version = "0.8.3", features = ["sqlite"] }
+sqlx = { version = "0.8.3", features = ["sqlite"], optional = true }

jid/src/lib.rs

@@ -1,13 +1,9 @@
-use std::{
-    borrow::Cow,
-    error::Error,
-    fmt::{Display, Write},
-    str::FromStr,
-};
+use std::{borrow::Cow, error::Error, fmt::Display, str::FromStr};
 
+#[cfg(feature = "sqlx")]
 use sqlx::Sqlite;
 
-#[derive(PartialEq, Debug, Clone, sqlx::Type, sqlx::Encode, Eq, Hash)]
+#[derive(PartialEq, Debug, Clone, Eq, Hash)]
 pub struct JID {
     // TODO: validate localpart (length, char]
     pub localpart: Option<String>,
@@ -37,13 +33,14 @@ impl Display for JID {
     }
 }
 
-// TODO: feature gate
+#[cfg(feature = "sqlx")]
 impl sqlx::Type<Sqlite> for JID {
     fn type_info() -> <Sqlite as sqlx::Database>::TypeInfo {
         <&str as sqlx::Type<Sqlite>>::type_info()
     }
 }
 
+#[cfg(feature = "sqlx")]
 impl sqlx::Decode<'_, Sqlite> for JID {
     fn decode(
         value: <Sqlite as sqlx::Database>::ValueRef<'_>,
@@ -54,6 +51,7 @@ impl sqlx::Decode<'_, Sqlite> for JID {
     }
 }
 
+#[cfg(feature = "sqlx")]
 impl sqlx::Encode<'_, Sqlite> for JID {
     fn encode_by_ref(
         &self,