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361 lines (317 loc) 路 8.7 KB
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use crate::encode::Encode;
use crate::types::Type;
#[cfg(feature = "postgres")]
use crate::postgres::Postgres;
#[cfg(feature = "mysql")]
use crate::mysql::MySql;
#[cfg(feature = "mssql")]
use crate::mssql::Mssql;
#[cfg(feature = "sqlite")]
use crate::sqlite::Sqlite;
// Implements Encode for any T where T supports Encode for any database that has support currently
// compiled into SQLx
macro_rules! impl_any_encode {
($ty:ty) => {
impl<'q> crate::encode::Encode<'q, crate::any::Any> for $ty
where
$ty: crate::any::AnyEncode<'q>,
{
fn encode_by_ref(
&self,
buf: &mut crate::any::AnyArgumentBuffer<'q>,
) -> crate::encode::IsNull {
match &mut buf.0 {
#[cfg(feature = "postgres")]
crate::any::arguments::AnyArgumentBufferKind::Postgres(args, _) => {
args.add(self)
}
#[cfg(feature = "mysql")]
crate::any::arguments::AnyArgumentBufferKind::MySql(args, _) => args.add(self),
#[cfg(feature = "mssql")]
crate::any::arguments::AnyArgumentBufferKind::Mssql(args, _) => args.add(self),
#[cfg(feature = "sqlite")]
crate::any::arguments::AnyArgumentBufferKind::Sqlite(args) => args.add(self),
}
// unused
crate::encode::IsNull::No
}
}
};
}
// FIXME: Find a nice way to auto-generate the below or petition Rust to add support for #[cfg]
// to trait bounds
// all 4
#[cfg(all(
feature = "postgres",
feature = "mysql",
feature = "mssql",
feature = "sqlite"
))]
pub trait AnyEncode<'q>:
Encode<'q, Postgres>
+ Type<Postgres>
+ Encode<'q, MySql>
+ Type<MySql>
+ Encode<'q, Mssql>
+ Type<Mssql>
+ Encode<'q, Sqlite>
+ Type<Sqlite>
{
}
#[cfg(all(
feature = "postgres",
feature = "mysql",
feature = "mssql",
feature = "sqlite"
))]
impl<'q, T> AnyEncode<'q> for T where
T: Encode<'q, Postgres>
+ Type<Postgres>
+ Encode<'q, MySql>
+ Type<MySql>
+ Encode<'q, Mssql>
+ Type<Mssql>
+ Encode<'q, Sqlite>
+ Type<Sqlite>
{
}
// only 3 (4)
#[cfg(all(
not(feature = "mssql"),
all(feature = "postgres", feature = "mysql", feature = "sqlite")
))]
pub trait AnyEncode<'q>:
Encode<'q, Postgres>
+ Type<Postgres>
+ Encode<'q, MySql>
+ Type<MySql>
+ Encode<'q, Sqlite>
+ Type<Sqlite>
{
}
#[cfg(all(
not(feature = "mssql"),
all(feature = "postgres", feature = "mysql", feature = "sqlite")
))]
impl<'q, T> AnyEncode<'q> for T where
T: Encode<'q, Postgres>
+ Type<Postgres>
+ Encode<'q, MySql>
+ Type<MySql>
+ Encode<'q, Sqlite>
+ Type<Sqlite>
{
}
#[cfg(all(
not(feature = "mysql"),
all(feature = "postgres", feature = "mssql", feature = "sqlite")
))]
pub trait AnyEncode<'q>:
Encode<'q, Postgres>
+ Type<Postgres>
+ Encode<'q, Mssql>
+ Type<Mssql>
+ Encode<'q, Sqlite>
+ Type<Sqlite>
{
}
#[cfg(all(
not(feature = "mysql"),
all(feature = "postgres", feature = "mssql", feature = "sqlite")
))]
impl<'q, T> AnyEncode<'q> for T where
T: Encode<'q, Postgres>
+ Type<Postgres>
+ Encode<'q, Mssql>
+ Type<Mssql>
+ Encode<'q, Sqlite>
+ Type<Sqlite>
{
}
#[cfg(all(
not(feature = "sqlite"),
all(feature = "postgres", feature = "mysql", feature = "mssql")
))]
pub trait AnyEncode<'q>:
Encode<'q, Postgres>
+ Type<Postgres>
+ Encode<'q, MySql>
+ Type<MySql>
+ Encode<'q, Mssql>
+ Type<Mssql>
{
}
#[cfg(all(
not(feature = "sqlite"),
all(feature = "postgres", feature = "mysql", feature = "mssql")
))]
impl<'q, T> AnyEncode<'q> for T where
T: Encode<'q, Postgres>
+ Type<Postgres>
+ Encode<'q, MySql>
+ Type<MySql>
+ Encode<'q, Mssql>
+ Type<Mssql>
{
}
#[cfg(all(
not(feature = "postgres"),
all(feature = "sqlite", feature = "mysql", feature = "mssql")
))]
pub trait AnyEncode<'q>:
Encode<'q, Sqlite>
+ Type<Sqlite>
+ Encode<'q, MySql>
+ Type<MySql>
+ Encode<'q, Mssql>
+ Type<Mssql>
{
}
#[cfg(all(
not(feature = "postgres"),
all(feature = "sqlite", feature = "mysql", feature = "mssql")
))]
impl<'q, T> AnyEncode<'q> for T where
T: Encode<'q, Sqlite>
+ Type<Sqlite>
+ Encode<'q, MySql>
+ Type<MySql>
+ Encode<'q, Mssql>
+ Type<Mssql>
{
}
// only 2 (6)
#[cfg(all(
not(any(feature = "mssql", feature = "sqlite")),
all(feature = "postgres", feature = "mysql")
))]
pub trait AnyEncode<'q>:
Encode<'q, Postgres> + Type<Postgres> + Encode<'q, MySql> + Type<MySql>
{
}
#[cfg(all(
not(any(feature = "mssql", feature = "sqlite")),
all(feature = "postgres", feature = "mysql")
))]
impl<'q, T> AnyEncode<'q> for T where
T: Encode<'q, Postgres> + Type<Postgres> + Encode<'q, MySql> + Type<MySql>
{
}
#[cfg(all(
not(any(feature = "mysql", feature = "sqlite")),
all(feature = "postgres", feature = "mssql")
))]
pub trait AnyEncode<'q>:
Encode<'q, Postgres> + Type<Postgres> + Encode<'q, Mssql> + Type<Mssql>
{
}
#[cfg(all(
not(any(feature = "mysql", feature = "sqlite")),
all(feature = "postgres", feature = "mssql")
))]
impl<'q, T> AnyEncode<'q> for T where
T: Encode<'q, Postgres> + Type<Postgres> + Encode<'q, Mssql> + Type<Mssql>
{
}
#[cfg(all(
not(any(feature = "mysql", feature = "mssql")),
all(feature = "postgres", feature = "sqlite")
))]
pub trait AnyEncode<'q>:
Encode<'q, Postgres> + Type<Postgres> + Encode<'q, Sqlite> + Type<Sqlite>
{
}
#[cfg(all(
not(any(feature = "mysql", feature = "mssql")),
all(feature = "postgres", feature = "sqlite")
))]
impl<'q, T> AnyEncode<'q> for T where
T: Encode<'q, Postgres> + Type<Postgres> + Encode<'q, Sqlite> + Type<Sqlite>
{
}
#[cfg(all(
not(any(feature = "postgres", feature = "sqlite")),
all(feature = "mssql", feature = "mysql")
))]
pub trait AnyEncode<'q>: Encode<'q, Mssql> + Type<Mssql> + Encode<'q, MySql> + Type<MySql> {}
#[cfg(all(
not(any(feature = "postgres", feature = "sqlite")),
all(feature = "mssql", feature = "mysql")
))]
impl<'q, T> AnyEncode<'q> for T where
T: Encode<'q, Mssql> + Type<Mssql> + Encode<'q, MySql> + Type<MySql>
{
}
#[cfg(all(
not(any(feature = "postgres", feature = "mysql")),
all(feature = "mssql", feature = "sqlite")
))]
pub trait AnyEncode<'q>:
Encode<'q, Mssql> + Type<Mssql> + Encode<'q, Sqlite> + Type<Sqlite>
{
}
#[cfg(all(
not(any(feature = "postgres", feature = "mysql")),
all(feature = "mssql", feature = "sqlite")
))]
impl<'q, T> AnyEncode<'q> for T where
T: Encode<'q, Mssql> + Type<Mssql> + Encode<'q, Sqlite> + Type<Sqlite>
{
}
#[cfg(all(
not(any(feature = "postgres", feature = "mssql")),
all(feature = "mysql", feature = "sqlite")
))]
pub trait AnyEncode<'q>:
Encode<'q, MySql> + Type<MySql> + Encode<'q, Sqlite> + Type<Sqlite>
{
}
#[cfg(all(
not(any(feature = "postgres", feature = "mssql")),
all(feature = "mysql", feature = "sqlite")
))]
impl<'q, T> AnyEncode<'q> for T where
T: Encode<'q, MySql> + Type<MySql> + Encode<'q, Sqlite> + Type<Sqlite>
{
}
// only 1 (4)
#[cfg(all(
not(any(feature = "mysql", feature = "mssql", feature = "sqlite")),
feature = "postgres"
))]
pub trait AnyEncode<'q>: Encode<'q, Postgres> + Type<Postgres> {}
#[cfg(all(
not(any(feature = "mysql", feature = "mssql", feature = "sqlite")),
feature = "postgres"
))]
impl<'q, T> AnyEncode<'q> for T where T: Encode<'q, Postgres> + Type<Postgres> {}
#[cfg(all(
not(any(feature = "postgres", feature = "mssql", feature = "sqlite")),
feature = "mysql"
))]
pub trait AnyEncode<'q>: Encode<'q, MySql> + Type<MySql> {}
#[cfg(all(
not(any(feature = "postgres", feature = "mssql", feature = "sqlite")),
feature = "mysql"
))]
impl<'q, T> AnyEncode<'q> for T where T: Encode<'q, MySql> + Type<MySql> {}
#[cfg(all(
not(any(feature = "mysql", feature = "postgres", feature = "sqlite")),
feature = "mssql"
))]
pub trait AnyEncode<'q>: Encode<'q, Mssql> + Type<Mssql> {}
#[cfg(all(
not(any(feature = "mysql", feature = "postgres", feature = "sqlite")),
feature = "mssql"
))]
impl<'q, T> AnyEncode<'q> for T where T: Encode<'q, Mssql> + Type<Mssql> {}
#[cfg(all(
not(any(feature = "mysql", feature = "mssql", feature = "postgres")),
feature = "sqlite"
))]
pub trait AnyEncode<'q>: Encode<'q, Sqlite> + Type<Sqlite> {}
#[cfg(all(
not(any(feature = "mysql", feature = "mssql", feature = "postgres")),
feature = "sqlite"
))]
impl<'q, T> AnyEncode<'q> for T where T: Encode<'q, Sqlite> + Type<Sqlite> {}