clock.rs100.00%
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// Copyright 2026 Google LLC2
//3
// Licensed under the Apache License, Version 2.0 (the "License");4
// you may not use this file except in compliance with the License.5
// You may obtain a copy of the License at6
//7
// https://www.apache.org/licenses/LICENSE-2.08
//9
// Unless required by applicable law or agreed to in writing, software10
// distributed under the License is distributed on an "AS IS" BASIS,11
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.12
// See the License for the specific language governing permissions and13
// limitations under the License.14
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use std::fmt::Debug;16
use std::time::{Duration, SystemTime, UNIX_EPOCH};17
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pub trait Clock: Debug + Send + Sync + 'static {19
fn now(&self) -> Duration;20
}21
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#[derive(Debug)]23
pub struct SystemClock;24
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impl Clock for SystemClock {26
fn now(&self) -> Duration {3x27
SystemTime::now()3x28
.duration_since(UNIX_EPOCH)3x29
.unwrap_or_default()3x30
}3x31
}32
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#[cfg(test)]34
#[path = "clock_test.rs"]35
pub mod tests;36