feat: implement Encode,Decode,Type for Arc<str> and Arc<[u8]>

Author: joeydewaal

sqlx-postgres/src/types/array.rs

@@ -131,19 +131,6 @@ where
     }
 }
 
-impl<T> Type<Postgres> for Arc<[T]>
-where
-    T: PgHasArrayType,
-{
-    fn type_info() -> PgTypeInfo {
-        T::array_type_info()
-    }
-
-    fn compatible(ty: &PgTypeInfo) -> bool {
-        T::array_compatible(ty)
-    }
-}
-
 impl<'q, T> Encode<'q, Postgres> for Vec<T>
 where
     for<'a> &'a [T]: Encode<'q, Postgres>,

sqlx-postgres/src/types/str.rs

@@ -55,16 +55,6 @@ impl Type<Postgres> for String {
     }
 }
 
-impl Type<Postgres> for Arc<str> {
-    fn type_info() -> PgTypeInfo {
-        <&str as Type<Postgres>>::type_info()
-    }
-
-    fn compatible(ty: &PgTypeInfo) -> bool {
-        <&str as Type<Postgres>>::compatible(ty)
-    }
-}
-
 impl PgHasArrayType for &'_ str {
     fn array_type_info() -> PgTypeInfo {
         PgTypeInfo::TEXT_ARRAY