zrx-scheduler 0.0.18

Scheduler for workflow execution
Documentation 
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// Copyright (c) 2025-2026 Zensical and contributors

// SPDX-License-Identifier: MIT
// All contributions are certified under the DCO

// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:

// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.

// ----------------------------------------------------------------------------

//! Step error.

use std::any::Any;
use std::{error, result};
use thiserror::Error;

use crate::scheduler::session;
use crate::scheduler::signal::scope;

// ----------------------------------------------------------------------------
// Enums
// ----------------------------------------------------------------------------

/// Step error.
#[derive(Debug, Error)]
pub enum Error {
    /// Session error.
    #[error(transparent)]
    Session(#[from] session::Error),
    /// Scope error.
    #[error(transparent)]
    Scope(#[from] scope::Error),
    /// Other error.
    #[error(transparent)]
    Other(#[from] Box<dyn error::Error + Send>),
    /// Caught panic.
    #[error("caught panic")]
    Panic(Box<dyn Any + Send>),
}

// ----------------------------------------------------------------------------
// Type aliases
// ----------------------------------------------------------------------------

/// Step result.
pub type Result<T = ()> = result::Result<T, Error>;