qubit-command 0.2.1

Command-line process running utilities for Rust
Documentation 
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/*******************************************************************************
 *
 *    Copyright (c) 2026.
 *    Haixing Hu, Qubit Co. Ltd.
 *
 *    All rights reserved.
 *
 ******************************************************************************/
use std::io::{
    self,
    Read,
};

/// Reader that always fails when read.
pub(super) struct FailingReader;

impl Read for FailingReader {
    /// Reports a synthetic read failure.
    ///
    /// # Parameters
    ///
    /// * `_buffer` - Destination buffer intentionally left untouched.
    ///
    /// # Returns
    ///
    /// Always returns an I/O error.
    fn read(&mut self, _buffer: &mut [u8]) -> io::Result<usize> {
        Err(io::Error::other("read failed"))
    }
}