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Support future uses of traits with associated types in rooting analysis (#34359)

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* crown: Support Rc<T::Promise> and callback objects parameterized over a trait..

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

* crown: Verify that attributes match between trait associated types and impls.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

* crown: Check type aliases as part of associated type checks.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

* crown: Add periods to all diagnostic messages.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

* Tidy.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

* Fix compile-fail test expectations.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

---------

Signed-off-by: Josh Matthews <josh@joshmatthews.net>
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Josh Matthews 2025-01-16 15:22:40 -05:00 • committed by GitHub
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12 changed files with 296 additions and 33 deletions
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16
support/crown/tests/run-pass/allowed_interior.rs Normal file
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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
//@rustc-env:RUSTC_BOOTSTRAP=1
#![allow(dead_code)]
#[crown::unrooted_must_root_lint::must_root]
struct MustBeRooted;
#[crown::unrooted_must_root_lint::allow_unrooted_interior]
struct CanBeUnrooted {
val: MustBeRooted,
}
fn main() {}