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Stub database stream size_hint(); use proper accessor methods for cursor state.

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Signed-off-by: Jason Volk <jason@zemos.net>
This commit is contained in:
Jason Volk
2026-03-01 22:42:30 +00:00
parent d959dd740f
commit 357a5b7a74
5 changed files with 61 additions and 15 deletions
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20
src/database/stream.rs
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@@ -25,6 +25,10 @@ pub(crate) struct State<'a> {
pub(crate) trait Cursor<'a, T>: Send {
fn state(&self) -> &State<'a>;
fn state_mut(&mut self) -> &mut State<'a>;
fn count(&self) -> (usize, Option<usize>);
fn fetch(&self) -> Option<T>;
fn seek(&mut self);
@@ -111,9 +115,15 @@ impl<'a> State<'a> {
}
}
pub(super) fn is_incomplete(&self) -> bool {
matches!(self.status(), Some(e) if is_incomplete(&e))
}
#[inline]
#[expect(clippy::unused_self)]
#[tracing::instrument(level = "trace", skip_all, ret)]
pub(super) fn count_fwd(&self) -> (usize, Option<usize>) { (0, None) }
#[inline]
#[expect(clippy::unused_self)]
#[tracing::instrument(level = "trace", skip_all, ret)]
pub(super) fn count_rev(&self) -> (usize, Option<usize>) { (0, None) }
#[inline]
fn fetch_key(&self) -> Option<Key<'_>> { self.inner.key() }
@@ -124,6 +134,10 @@ impl<'a> State<'a> {
#[inline]
fn fetch(&self) -> Option<KeyVal<'_>> { self.inner.item() }
pub(super) fn is_incomplete(&self) -> bool {
matches!(self.status(), Some(e) if is_incomplete(&e))
}
#[inline]
pub(super) fn status(&self) -> Option<rocksdb::Error> { self.inner.status().err() }