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//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015-2019 Matthias Beyer <mail@beyermatthias.de> and contributors
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; version
// 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
//
use libimagstore::iter::Entries;
use libimagstore::storeid::StoreId;
use failure::Fallible as Result;
pub struct TaskIdIterator<'a>(Entries<'a>);
impl<'a> TaskIdIterator<'a> {
pub fn new(inner: Entries<'a>) -> Self {
TaskIdIterator(inner)
}
}
impl<'a> Iterator for TaskIdIterator<'a> {
type Item = Result<StoreId>;
fn next(&mut self) -> Option<Self::Item> {
loop {
match self.0.next() {
None => return None,
Some(Err(e)) => return Some(Err(e)),
Some(Ok(n)) => if n.is_in_collection(&["todo", "taskwarrior"]) {
return Some(Ok(n))
}, // else continue
}
}
}
}
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