error.rs

 1// SPDX-License-Identifier: Apache-2.0 OR MIT
 2
 3#![cfg_attr(feature = "alloc", feature(allocator_api))]
 4
 5use core::convert::Infallible;
 6
 7#[cfg(feature = "alloc")]
 8use std::alloc::AllocError;
 9
10#[derive(Debug)]
11pub struct Error;
12
13impl From<Infallible> for Error {
14    fn from(e: Infallible) -> Self {
15        match e {}
16    }
17}
18
19#[cfg(feature = "alloc")]
20impl From<AllocError> for Error {
21    fn from(_: AllocError) -> Self {
22        Self
23    }
24}
25
26#[allow(dead_code)]
27fn main() {
28    let _ = Error;
29}