qubit-fs 0.2.2

Provider-neutral synchronous and asynchronous filesystem abstraction for Rust
Documentation 
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// =============================================================================
//    Copyright (c) 2025 - 2026 Haixing Hu.
//
//    SPDX-License-Identifier: Apache-2.0
//
//    Licensed under the Apache License, Version 2.0.
// =============================================================================
//! Directory stream lifecycle states.

/// Lifecycle state of a directory enumeration handle.
///
/// # Examples
///
/// ```rust
/// use qubit_fs::directory::DirectoryStreamState;
///
/// assert!(matches!(DirectoryStreamState::Open, DirectoryStreamState::Open));
/// ```
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[must_use]
pub enum DirectoryStreamState {
    /// The stream may still produce entries.
    Open,
    /// The provider reported the end of enumeration.
    Exhausted,
    /// Enumeration stopped because validation or provider I/O failed.
    Failed,
}