rsipstack 0.5.10

SIP Stack Rust library for building SIP applications
Documentation 
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use crate::{dialog::DialogId, transaction::key::TransactionKey, transport::SipAddr};

#[derive(Debug, thiserror::Error)]
pub enum Error {
    #[error("SIP message error: {0}")]
    SipMessageError(#[from] crate::sip::Error),

    #[error("DNS resolution error: {0}")]
    DnsResolutionError(String),

    #[error("Transport layer error: {0}: {1}")]
    TransportLayerError(String, SipAddr),

    #[error("Transaction error: {0}: {1}")]
    TransactionError(String, TransactionKey),

    #[error("Endpoint error: {0}")]
    EndpointError(String),

    #[error("Dialog error:{2}({0})")]
    DialogError(String, DialogId, crate::sip::StatusCode),

    #[error("I/O error: {0}")]
    IoError(#[from] std::io::Error),

    #[error("Address parse error: {0}")]
    AddrParseError(#[from] std::net::AddrParseError),

    #[error("WebSocket error: {0}")]
    WebSocketError(#[from] tokio_tungstenite::tungstenite::Error),

    #[error("Error: {0}")]
    Error(String),
}

impl<T> From<tokio::sync::mpsc::error::SendError<T>> for Error {
    fn from(e: tokio::sync::mpsc::error::SendError<T>) -> Self {
        Error::Error(e.to_string())
    }
}

impl<T> From<tokio::sync::mpsc::error::TrySendError<T>> for Error {
    fn from(e: tokio::sync::mpsc::error::TrySendError<T>) -> Self {
        Error::Error(e.to_string())
    }
}

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

    #[test]
    fn test_try_send_error_full_conversion() {
        let (tx, _rx) = tokio::sync::mpsc::channel::<i32>(1);
        let _ = tx.try_send(1).unwrap();
        let err = tx.try_send(2).unwrap_err();
        let error: Error = err.into();
        assert!(
            error.to_string().contains("capacity"),
            "expected 'capacity' in error, got: {}",
            error
        );
    }

    #[test]
    fn test_try_send_error_closed_conversion() {
        let (tx, rx) = tokio::sync::mpsc::channel::<i32>(1);
        drop(rx);
        let err = tx.try_send(1).unwrap_err();
        let error: Error = err.into();
        assert!(
            error.to_string().contains("closed"),
            "expected 'closed' in error, got: {}",
            error
        );
    }
}