43 lines
1.5 KiB
Rust
43 lines
1.5 KiB
Rust
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//
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// imag - the personal information management suite for the commandline
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// Copyright (C) 2015, 2016 Matthias Beyer <mail@beyermatthias.de> and contributors
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; version
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// 2.1 of the License.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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//
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use chrono::NaiveDate;
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use error::Result;
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use habit::HabitTemplate;
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/// An instance of a habit is created for each time a habit is done.
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///
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/// # Note
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///
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/// A habit is a daily thing, so we only provide "date" as granularity for its time data.
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///
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pub trait HabitInstance {
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/// Check whether the instance is a habit instance by checking its headers for the habit
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/// data
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fn is_habit_instance(&self) -> Result<bool>;
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fn get_date(&self) -> Result<NaiveDate>;
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fn set_date(&self, n: NaiveDate) -> Result<()>;
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fn get_comment(&self) -> Result<String>;
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fn set_comment(&self, c: String) -> Result<()>;
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fn get_template_name(&self) -> Result<String>;
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}
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