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pass context to finalize function

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This commit is contained in:
phiresky 2020-12-18 13:10:35 +01:00
parent 2cffca874c
commit 25c817413b
1 changed files with 8 additions and 2 deletions
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10
src/functions.rs
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@ -248,7 +248,9 @@ where
/// once, will be given `Some(A)` (the same `A` as was created by /// once, will be given `Some(A)` (the same `A` as was created by
/// [`init`](Aggregate::init) and given to [`step`](Aggregate::step)); if [`step()`](Aggregate::step) was not called (because /// [`init`](Aggregate::init) and given to [`step`](Aggregate::step)); if [`step()`](Aggregate::step) was not called (because
/// the function is running against 0 rows), will be given `None`. /// the function is running against 0 rows), will be given `None`.
fn finalize(&self, _: Option<A>) -> Result<T>; ///
/// The passed context will have no arguments.
fn finalize(&self, _: &mut Context<'_>, _: Option<A>) -> Result<T>;
} }
/// `feature = "window"` WindowAggregate is the callback interface for /// `feature = "window"` WindowAggregate is the callback interface for
@ -684,7 +686,11 @@ where
!boxed_aggr.is_null(), !boxed_aggr.is_null(),
"Internal error - null aggregate pointer" "Internal error - null aggregate pointer"
); );
(*boxed_aggr).finalize(a) let mut ctx = Context {
ctx,
args: &mut [],
};
(*boxed_aggr).finalize(&mut ctx, a)
}); });
let t = match r { let t = match r {
Err(_) => { Err(_) => {