Rocket/contrib/sync_db_pools/lib/src/error.rs

30 lines
810 B
Rust

use rocket::figment;
/// A wrapper around `r2d2::Error`s or a custom database error type.
///
/// This type is only relevant to implementors of the [`Poolable`] trait. See
/// the [`Poolable`] documentation for more information on how to use this type.
///
/// [`Poolable`]: crate::Poolable
#[derive(Debug)]
pub enum Error<T> {
/// A custom error of type `T`.
Custom(T),
/// An error occurred while initializing an `r2d2` pool.
Pool(r2d2::Error),
/// An error occurred while extracting a `figment` configuration.
Config(figment::Error),
}
impl<T> From<figment::Error> for Error<T> {
fn from(error: figment::Error) -> Self {
Error::Config(error)
}
}
impl<T> From<r2d2::Error> for Error<T> {
fn from(error: r2d2::Error) -> Self {
Error::Pool(error)
}
}