onionlink-core 0.1.2

Core Tor v3 onion-service client protocol implementation for onionlink
Documentation
use std::fmt;

pub type Result<T> = std::result::Result<T, Error>;

#[derive(Debug, Clone)]
pub struct Error {
    message: String,
}

impl Error {
    pub fn new(message: impl Into<String>) -> Self {
        Self {
            message: message.into(),
        }
    }
}

impl fmt::Display for Error {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        f.write_str(&self.message)
    }
}

impl std::error::Error for Error {}

impl From<std::io::Error> for Error {
    fn from(value: std::io::Error) -> Self {
        Self::new(value.to_string())
    }
}

impl From<std::num::ParseIntError> for Error {
    fn from(value: std::num::ParseIntError) -> Self {
        Self::new(value.to_string())
    }
}

impl From<std::str::Utf8Error> for Error {
    fn from(value: std::str::Utf8Error) -> Self {
        Self::new(value.to_string())
    }
}

impl From<base64::DecodeError> for Error {
    fn from(value: base64::DecodeError) -> Self {
        Self::new(format!("base64 decode failed: {value}"))
    }
}

impl From<rustls::Error> for Error {
    fn from(value: rustls::Error) -> Self {
        Self::new(value.to_string())
    }
}

impl From<chrono::ParseError> for Error {
    fn from(value: chrono::ParseError) -> Self {
        Self::new(value.to_string())
    }
}

pub fn err<T>(message: impl Into<String>) -> Result<T> {
    Err(Error::new(message))
}

pub fn ensure(ok: bool, message: impl Into<String>) -> Result<()> {
    if ok {
        Ok(())
    } else {
        Err(Error::new(message))
    }
}