Skip to content

Add Trace/Finalize impls for Path/PathBuf; set edition in oscars_derive #1

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Draft
Copilot wants to merge 2 commits into
base: main
Choose a base branch
from
Draft

Add Trace/Finalize impls for Path/PathBuf; set edition in oscars_derive #1

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
baf3fa5
Initial plan
Copilot Mar 12, 2026
0376dba
Add Trace/Finalize impls for Path/PathBuf; set edition in oscars_derive
Copilot Mar 12, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
16 changes: 16 additions & 0 deletions oscars/src/collectors/mark_sweep/trace.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -423,6 +423,22 @@ unsafe impl<T: Eq + Hash + Trace, S: BuildHasher> Trace for HashSet<T, S> {
});
}

#[cfg(feature = "std")]
impl Finalize for Path {}
#[cfg(feature = "std")]
// SAFETY: `Path` is a leaf type with no inner GC-managed references to trace.
unsafe impl Trace for Path {
empty_trace!();
}

#[cfg(feature = "std")]
impl Finalize for PathBuf {}
#[cfg(feature = "std")]
// SAFETY: `PathBuf` is a leaf type with no inner GC-managed references to trace.
unsafe impl Trace for PathBuf {
empty_trace!();
}

impl<T: Eq + Hash + Trace> Finalize for LinkedList<T> {}
// SAFETY: All the elements of the `LinkedList` are correctly marked.
unsafe impl<T: Eq + Hash + Trace> Trace for LinkedList<T> {
Expand Down
1 change: 1 addition & 0 deletions oscars_derive/Cargo.toml
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
[package]
name = "oscars_derive"
version = "0.1.0"
edition = "2021"
description = "Macros for oscars."

[lib]
Expand Down