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use crate::{CtlType, InPkt, PktType};
use num_enum::TryFromPrimitiveError;
use std::{fmt, io, sync::mpsc};
#[derive(Debug)]
pub enum Error {
IoError(io::Error),
InvalidProtoId(u32),
InvalidPeerID,
InvalidChannel(u8),
InvalidType(u8),
InvalidCtlType(u8),
RemoteDisco,
LocalDisco,
}
impl From<io::Error> for Error {
fn from(err: io::Error) -> Self {
Self::IoError(err)
}
}
impl From<TryFromPrimitiveError<PktType>> for Error {
fn from(err: TryFromPrimitiveError<PktType>) -> Self {
Self::InvalidType(err.number)
}
}
impl From<TryFromPrimitiveError<CtlType>> for Error {
fn from(err: TryFromPrimitiveError<CtlType>) -> Self {
Self::InvalidType(err.number)
}
}
impl From<mpsc::SendError<InPkt>> for Error {
fn from(_err: mpsc::SendError<InPkt>) -> Self {
Self::LocalDisco // technically not a disconnect but a local drop
}
}
impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
use Error::*;
write!(f, "RUDP Error: ")?;
match self {
IoError(err) => write!(f, "IO Error: {}", err),
InvalidProtoId(id) => write!(f, "Invalid Protocol ID: {id}"),
InvalidPeerID => write!(f, "Invalid Peer ID"),
InvalidChannel(ch) => write!(f, "Invalid Channel: {ch}"),
InvalidType(tp) => write!(f, "Invalid Type: {tp}"),
InvalidCtlType(tp) => write!(f, "Invalid Control Type: {tp}"),
RemoteDisco => write!(f, "Remote Disconnected"),
LocalDisco => write!(f, "Local Disconnected"),
}
}
}
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