imag/lib/etc/libimagutil/src/warn_result.rs

//
// 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
//

// Generates a extension for the `Result<T, E>`, named `DebugResult` which has functionality to
// print either `T` or `E` via `warn!()`.
generate_result_logging_extension!(
    WarnResult,
    map_warn,
    map_warn_str,
    map_warn_err,
    map_warn_err_str,
    |s| { warn!("{}", s); }
);