Created
March 6, 2022 01:28
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A response type for actix. Allows you to use `?` for every error
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use derive_more::Display; | |
use thiserror::Error; | |
use actix_web::{http::StatusCode, HttpRequest, HttpResponse, Responder, ResponseError}; | |
#[derive(Debug, Display)] | |
pub struct Error(anyhow::Error); | |
/// # Response | |
/// | |
/// Utility type for error reporting. | |
/// | |
/// The error variant accepts any error as it wraps [`anyhow::Error`]. | |
/// This type should be returned from an Actix route handler. | |
/// Error variant should only be used when returning an exceptional case. | |
/// | |
/// # Usage | |
/// ``` | |
/// fn route() -> Response<()> { | |
/// Err(StringError("This could be any error type")) | |
/// } | |
/// ``` | |
pub type Response<T> = Result<T, Error>; | |
impl ResponseError for Error { | |
fn error_response(&self) -> HttpResponse { | |
log::error!("{}", &self.0.to_string()); | |
HttpResponse::new(StatusCode::INTERNAL_SERVER_ERROR, &self.0.to_string()) | |
} | |
} | |
impl<E: Into<anyhow::Error>> From<E> for Error { | |
fn from(e: E) -> Self { | |
Self(e.into()) | |
} | |
} | |
#[derive(Error, Debug)] | |
#[error("{0}")] | |
pub struct StringError(pub String); |
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