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Refactor libimaghabit to fit new store iterator interface

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This commit is contained in:
Matthias Beyer 2018-04-30 17:28:54 +02:00
parent bf0bef058d
commit e643f36fa3
2 changed files with 16 additions and 7 deletions
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3
lib/domain/libimaghabit/src/habit.rs
View file

@ -131,7 +131,8 @@ impl HabitTemplate for Entry {
let iter = self
.get_internal_links()?
.map(|link| link.get_store_id().clone())
.filter(IsHabitCheck::is_habit_instance);
.filter(IsHabitCheck::is_habit_instance)
.map(Ok);
let sidi = StoreIdIterator::new(Box::new(iter));
Ok(HabitInstanceStoreIdIterator::new(sidi))

20
lib/domain/libimaghabit/src/iter.rs
View file

@ -22,16 +22,21 @@ use libimagstore::storeid::StoreIdIteratorWithStore;
use libimagstore::storeid::StoreId;
use util::IsHabitCheck;
use error::Result;
use error::HabitError as HE;
pub struct HabitTemplateStoreIdIterator(StoreIdIterator);
impl Iterator for HabitTemplateStoreIdIterator {
type Item = StoreId;
type Item = Result<StoreId>;
fn next(&mut self) -> Option<Self::Item> {
while let Some(n) = self.0.next() {
if n.is_habit_template() {
return Some(n)
match n {
Ok(n) => if n.is_habit_template() {
return Some(Ok(n))
},
Err(e) => return Some(Err(e).map_err(HE::from)),
}
}
None
@ -59,12 +64,15 @@ impl HabitInstanceStoreIdIterator {
}
impl Iterator for HabitInstanceStoreIdIterator {
type Item = StoreId;
type Item = Result<StoreId>;
fn next(&mut self) -> Option<Self::Item> {
while let Some(n) = self.0.next() {
if n.is_habit_instance() {
return Some(n)
match n {
Ok(n) => if n.is_habit_instance() {
return Some(Ok(n));
},
Err(e) => return Some(Err(e).map_err(HE::from)),
}
}
None