use thiserror::Error;
#[derive(Debug, Error)]
pub enum Error {
#[error("no session found")]
NoSession,
#[error("session expired or invalid")]
InvalidSession,
#[error("logged in, but {0} is not visible to this session")]
NoListAccess(String),
#[error("email not found: {0}")]
EmailNotFound(String),
#[error("parent not found in archive")]
ParentNotFound { in_reply_to: String },
#[error("invalid mailing list address: {0}")]
InvalidListAddress(String),
#[error("invalid cookie input: {0}")]
InvalidCookie(String),
#[error("could not determine a configuration directory")]
ConfigDirUnavailable,
#[error("Pony Mail API response changed while reading {endpoint}: {reason}")]
ApiShapeChanged {
endpoint: &'static str,
reason: String,
},
#[error("HTTP request failed: {0}")]
Http(#[from] reqwest::Error),
#[error("URL construction failed: {0}")]
Url(#[from] url::ParseError),
#[error("I/O failed: {0}")]
Io(#[from] std::io::Error),
#[error("JSON operation failed: {0}")]
Json(#[from] serde_json::Error),
}
pub type Result<T> = std::result::Result<T, Error>;