lean-ctx 3.6.5

Context Runtime for AI Agents with CCP. 51 MCP tools, 10 read modes, 60+ compression patterns, cross-session memory (CCP), persistent AI knowledge with temporal facts + contradiction detection, multi-agent context sharing, LITM-aware positioning, AAAK compact format, adaptive compression with Thompson Sampling bandits. Supports 24+ AI tools. Reduces LLM token consumption by up to 99%.
Documentation 
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pub mod process;

#[cfg(unix)]
mod unix;
#[cfg(windows)]
mod windows;
#[cfg(windows)]
pub use windows::NamedPipeListener;

#[cfg(unix)]
use std::path::PathBuf;

use anyhow::Result;

/// Platform-independent daemon address.
#[derive(Debug, Clone)]
pub enum DaemonAddr {
    #[cfg(unix)]
    Unix(PathBuf),
    #[cfg(windows)]
    NamedPipe(String),
}

impl DaemonAddr {
    pub fn default_for_current_os() -> Self {
        #[cfg(unix)]
        {
            Self::Unix(unix::default_socket_path())
        }
        #[cfg(windows)]
        {
            Self::NamedPipe(windows::default_pipe_name())
        }
    }

    pub fn display(&self) -> String {
        match self {
            #[cfg(unix)]
            Self::Unix(p) => p.display().to_string(),
            #[cfg(windows)]
            Self::NamedPipe(n) => n.clone(),
        }
    }

    /// Check whether anything is currently listening on this address.
    pub fn is_listening(&self) -> bool {
        match self {
            #[cfg(unix)]
            Self::Unix(p) => p.exists(),
            #[cfg(windows)]
            Self::NamedPipe(name) => windows::pipe_exists(name),
        }
    }
}

/// Remove any stale IPC endpoint (socket file / pipe marker).
pub fn cleanup(addr: &DaemonAddr) {
    match addr {
        #[cfg(unix)]
        DaemonAddr::Unix(p) => {
            if p.exists() {
                let _ = std::fs::remove_file(p);
            }
        }
        #[cfg(windows)]
        DaemonAddr::NamedPipe(_) => {
            // Named pipes are kernel objects — no cleanup needed.
        }
    }
}

/// Bind a listener on the given address and return a platform-specific listener.
#[cfg(unix)]
pub fn bind_listener(addr: &DaemonAddr) -> Result<tokio::net::UnixListener> {
    match addr {
        DaemonAddr::Unix(path) => unix::bind_listener(path),
    }
}

/// Connect to the daemon at the given address.
#[cfg(unix)]
pub async fn connect(addr: &DaemonAddr) -> Result<tokio::net::UnixStream> {
    match addr {
        DaemonAddr::Unix(path) => unix::connect(path).await,
    }
}

/// Bind a listener on the given Windows named pipe address.
#[cfg(windows)]
pub fn bind_listener(addr: &DaemonAddr) -> Result<NamedPipeListener> {
    match addr {
        DaemonAddr::NamedPipe(name) => NamedPipeListener::bind(name),
    }
}

/// Connect to the daemon at the given address.
#[cfg(windows)]
pub async fn connect(
    addr: &DaemonAddr,
) -> Result<tokio::net::windows::named_pipe::NamedPipeClient> {
    match addr {
        DaemonAddr::NamedPipe(name) => windows::connect(name).await,
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn daemon_addr_display_non_empty() {
        let addr = DaemonAddr::default_for_current_os();
        let display = addr.display();
        assert!(!display.is_empty());
    }

    #[test]
    fn cleanup_nonexistent_does_not_panic() {
        #[cfg(unix)]
        {
            let addr = DaemonAddr::Unix(std::path::PathBuf::from(
                "/tmp/lean-ctx-test-nonexistent.sock",
            ));
            cleanup(&addr);
        }
    }
}