qubit-retry 0.5.0

Retry module, providing a feature-complete, type-safe retry management system with support for multiple delay strategies and event listeners
Documentation 
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/*******************************************************************************
 *
 *    Copyright (c) 2025 - 2026.
 *    Haixing Hu, Qubit Co. Ltd.
 *
 *    All rights reserved.
 *
 ******************************************************************************/

use std::error::Error;
use std::fmt;

#[derive(Debug, Clone, PartialEq, Eq)]
pub(crate) struct TestError(pub(crate) &'static str);

impl fmt::Display for TestError {
    /// Formats the test error message.
    ///
    /// # Parameters
    /// - `f`: Formatter provided by the standard formatting machinery.
    ///
    /// # Returns
    /// `fmt::Result` from the formatter.
    ///
    /// # Errors
    /// Returns a formatting error if the underlying formatter fails.
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        f.write_str(self.0)
    }
}

impl Error for TestError {}

#[derive(Debug)]
pub(crate) struct NonCloneValue {
    pub(crate) value: String,
}