Function uuid_short

atomic-agent/src/hooks/pi.rs:551–561

Generate a short hex string for fallback session IDs. This is only used when the Pi extension fails to provide a session_id, which should be rare. Uses timestamp bits for uniqueness.

()

/// This is only used when the Pi extension fails to provide a session_id,
/// which should be rare. Uses timestamp bits for uniqueness.
fn uuid_short() -> String {
    use std::time::{SystemTime, UNIX_EPOCH};

    let now = SystemTime::now()
        .duration_since(UNIX_EPOCH)
        .unwrap_or_default()
        .as_millis();

    // Use lower 32 bits of timestamp for a short hex ID
    format!("{:08x}", (now & 0xFFFF_FFFF) as u32)
}

// Pi hook verb → HookType mapping