1use std::error::Error as StdError;
2use std::fmt::{Display, Formatter};
3
4pub type Result<T> = std::result::Result<T, Error>;
5
6#[derive(Debug, Clone, PartialEq, Eq)]
7pub enum Error {
8 InvalidConfig(String),
9 InvalidRequest(String),
10 Conflict(String),
11 Unsupported(String),
12 Backend(String),
13}
14
15impl Display for Error {
16 fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
17 match self {
18 Self::InvalidConfig(message) => write!(f, "invalid config: {message}"),
19 Self::InvalidRequest(message) => write!(f, "invalid request: {message}"),
20 Self::Conflict(message) => write!(f, "conflict: {message}"),
21 Self::Unsupported(message) => write!(f, "unsupported: {message}"),
22 Self::Backend(message) => write!(f, "backend error: {message}"),
23 }
24 }
25}
26
27impl StdError for Error {}