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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
use crate::ErrorType;
/// A description for the [`UuidMetric`](crate::metrics::UuidMetric) type.
///
/// When changing this trait, make sure all the operations are
/// implemented in the related type in `../metrics/`.
pub trait Uuid {
/// Sets to the specified value.
///
/// # Arguments
///
/// * `value` - The [`Uuid`](uuid::Uuid) to set the metric to.
fn set(&self, value: uuid::Uuid);
/// Generates a new random [`Uuid`](uuid::Uuid) and set the metric to it.
fn generate_and_set(&self) -> uuid::Uuid;
/// **Exported for test purposes.**
///
/// Gets the currently stored value as a string.
///
/// This doesn't clear the stored value.
///
/// # Arguments
///
/// * `ping_name` - represents the optional name of the ping to retrieve the
/// metric for. Defaults to the first value in `send_in_pings`.
fn test_get_value<'a, S: Into<Option<&'a str>>>(&self, ping_name: S) -> Option<uuid::Uuid>;
/// **Exported for test purposes.**
///
/// Gets the number of recorded errors for the given metric and error type.
///
/// # Arguments
///
/// * `error` - The type of error
///
/// # Returns
///
/// The number of errors reported.
fn test_get_num_recorded_errors(&self, error: ErrorType) -> i32;
}