linux-kernelorg-stable/rust/pin-init/examples/error.rs

28 lines
478 B
Rust

// SPDX-License-Identifier: Apache-2.0 OR MIT
#![cfg_attr(feature = "alloc", feature(allocator_api))]
use core::convert::Infallible;
#[cfg(feature = "alloc")]
use std::alloc::AllocError;
#[derive(Debug)]
pub struct Error;
impl From<Infallible> for Error {
fn from(e: Infallible) -> Self {
match e {}
}
}
#[cfg(feature = "alloc")]
impl From<AllocError> for Error {
fn from(_: AllocError) -> Self {
Self
}
}
#[allow(dead_code)]
fn main() {}