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//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015, 2016 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 semver::Version;
use libimagstore::store::Entry;
use toml_query::read::TomlValueReadExt;
use filters::filter::Filter;
pub struct VersionLt {
version: Version,
}
impl VersionLt {
pub fn new(version: Version) -> VersionLt {
VersionLt { version: version }
}
}
impl Filter<Entry> for VersionLt {
fn filter(&self, e: &Entry) -> bool {
e.get_header()
.read("imag.version")
.map(|val| {
val.map_or(false, |v| {
v.as_str()
.map(|s| Version::parse(s).map(|v| v < self.version).unwrap_or(false))
.unwrap_or(false)
})
})
.unwrap_or(false)
}
}
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