fetcher 0.15.3

Data automation and pipelining framework
Documentation 
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/*
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/.
 */

use std::{convert::Infallible, time::Duration};

use super::{Trigger, TriggerResult};

/// Never retrigger the job, run once and stop
#[derive(Clone, Copy, Debug)]
pub struct Never;

impl Trigger for Never {
	type Err = Infallible;

	async fn wait(&mut self) -> Result<TriggerResult, Self::Err> {
		Ok(TriggerResult::Stop)
	}

	fn twice_as_duration(&self) -> Duration {
		Duration::ZERO
	}
}