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Add impl FromRow for the unit type (#2827)

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Nano 2023-10-24 05:45:33 +06:00 committed by GitHub
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commit ba87bf7473
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10
sqlx-core/src/from_row.rs
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@ -275,6 +275,16 @@ pub trait FromRow<'r, R: Row>: Sized {
fn from_row(row: &'r R) -> Result<Self, Error>;
}
impl<'r, R> FromRow<'r, R> for ()
where
R: Row,
{
#[inline]
fn from_row(_: &'r R) -> Result<Self, Error> {
Ok(())
}
}
// implement FromRow for tuples of types that implement Decode
// up to tuples of 9 values