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use serde::{Deserialize, Serialize};
use std::fmt;
pub type Result<T> = std::result::Result<T, Error>;
#[derive(Clone, Debug, Serialize, Deserialize)]
pub enum Error {
Disconnected,
AlreadyConnected,
ChannelIdentifierError(String, ChannelIdentifierError),
InvalidServerAddr(String, u16),
InvalidUsername(String),
InvalidServerPassword,
}
impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self {
Error::Disconnected=> write!(f, "Not connected to a server"),
Error::AlreadyConnected=> write!(f, "Already connected to a server"),
Error::ChannelIdentifierError(id, kind) => write!(f, "{}: {}", kind, id),
Error::InvalidServerAddr(addr, port) => {
write!(f, "Invalid server address: {}: {}", addr, port)
}
Error::InvalidUsername(username) => write!(f, "Invalid username: {}", username),
Error::InvalidServerPassword => write!(f, "Invalid server password")
}
}
}
#[derive(Clone, Copy, Debug, Serialize, Deserialize)]
pub enum ChannelIdentifierError {
Invalid,
Ambiguous,
}
impl fmt::Display for ChannelIdentifierError {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self {
ChannelIdentifierError::Invalid => write!(f, "Invalid channel identifier"),
ChannelIdentifierError::Ambiguous => write!(f, "Ambiguous channel identifier"),
}
}
}
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