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Diffstat (limited to 'lib/core/libimagerror/src/into.rs')
| -rw-r--r-- | lib/core/libimagerror/src/into.rs | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/lib/core/libimagerror/src/into.rs b/lib/core/libimagerror/src/into.rs new file mode 100644 index 00000000..bc3cfb41 --- /dev/null +++ b/lib/core/libimagerror/src/into.rs @@ -0,0 +1,33 @@ +// +// 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 std::error::Error; + +/// Trait to help converting Error kinds into Error instances +pub trait IntoError { + type Target: Error; + + /// Convert the type into an error with no cause + fn into_error(self) -> Self::Target; + + /// Convert the type into an error with cause + fn into_error_with_cause(self, cause: Box<Error>) -> Self::Target; + +} + |