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Diffstat (limited to 'lib/entry/libimagentryedit/src/edit.rs')
-rw-r--r-- | lib/entry/libimagentryedit/src/edit.rs | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/lib/entry/libimagentryedit/src/edit.rs b/lib/entry/libimagentryedit/src/edit.rs new file mode 100644 index 00000000..cbd17733 --- /dev/null +++ b/lib/entry/libimagentryedit/src/edit.rs @@ -0,0 +1,66 @@ +// +// 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 libimagerror::into::IntoError; +use libimagrt::runtime::Runtime; +use libimagstore::store::Entry; + +use result::Result; +use error::EditErrorKind; +use error::MapErrInto; + +pub trait Edit { + fn edit_content(&mut self, rt: &Runtime) -> Result<()>; +} + +impl Edit for String { + + fn edit_content(&mut self, rt: &Runtime) -> Result<()> { + edit_in_tmpfile(rt, self).map(|_| ()) + } + +} + +impl Edit for Entry { + + fn edit_content(&mut self, rt: &Runtime) -> Result<()> { + edit_in_tmpfile(rt, self.get_content_mut()) + .map(|_| ()) + } + +} + +pub fn edit_in_tmpfile(rt: &Runtime, s: &mut String) -> Result<()> { + use libimagutil::edit::edit_in_tmpfile_with_command; + + rt.editor() + .ok_or(EditErrorKind::NoEditor.into_error()) + .and_then(|editor| { + edit_in_tmpfile_with_command(editor, s) + .map_err_into(EditErrorKind::IOError) + .and_then(|worked| { + if !worked { + Err(EditErrorKind::ProcessExitFailure.into()) + } else { + Ok(()) + } + }) + }) +} + |