hygiene.rs - mozsearch

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// Copyright 2019 The Fuchsia Authors

//

// Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0

// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT

// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.

// This file may not be copied, modified, or distributed except according to

// those terms.

// Make sure that macro hygiene will ensure that when we reference "zerocopy",

// that will work properly even if they've renamed the crate and have not

// imported its traits.

#![allow(warnings)]

extern crate zerocopy as _zerocopy;

#[macro_use]

mod util;

use std::{marker::PhantomData, option::IntoIter};

use static_assertions::assert_impl_all;

#[derive(

    _zerocopy::KnownLayout, _zerocopy::FromZeroes, _zerocopy::FromBytes, _zerocopy::Unaligned,

)]

#[repr(C)]

struct TypeParams<'a, T, I: Iterator> {

    a: T,

    c: I::Item,

    d: u8,

    e: PhantomData<&'a [u8]>,

    f: PhantomData<&'static str>,

    g: PhantomData<String>,

assert_impl_all!(

    TypeParams<'static, (), IntoIter<()>>:

        _zerocopy::KnownLayout,

        _zerocopy::FromZeroes,

        _zerocopy::FromBytes,

        _zerocopy::Unaligned

);