Re-add missing generics in first_non_private

This commit is contained in:
Guillaume Gomez 2023-07-10 17:00:55 +02:00
parent 5859b44e97
commit 49ccde0054

View File

@ -1505,6 +1505,8 @@ fn first_non_private(
hir_id: hir::HirId,
path: &hir::Path<'_>,
) -> Option<Path> {
use std::mem::transmute;
let (parent_def_id, mut ident) = match &path.segments[..] {
[] => return None,
// Relative paths are available in the same scope as the owner.
@ -1574,9 +1576,27 @@ fn first_non_private(
//
// 1. We found a public reexport.
// 2. We didn't find a public reexport so it's the "end type" path.
if let Some((path, res)) = last_path_res {
let path = hir::Path { segments: path.segments, res: *res, span: path.span };
return Some(clean_path(&path, cx));
if let Some((new_path, _)) = last_path_res {
// In here we need to play with the path data one last time to provide it the
// missing `args` and `res` of the final `Path` we get, which, since it comes
// from a re-export, doesn't have the generics that were originally there, so
// we add them by hand.
let mut segments = new_path.segments.to_vec();
if let Some(last) = segments.last_mut() {
// `transmute` is needed because we are using a wrong lifetime. Since
// `segments` will be dropped at the end of this block, it's fine.
last.args = unsafe {
transmute(
path.segments.last().as_ref().unwrap().args.clone(),
)
};
last.res = path.res;
}
// `transmute` is needed because we are using a wrong lifetime. Since
// `segments` will be dropped at the end of this block, it's fine.
let segments = unsafe { transmute(segments.as_slice()) };
let new_path = hir::Path { segments, res: path.res, span: new_path.span };
return Some(clean_path(&new_path, cx));
}
// If `last_path_res` is `None`, it can mean two things:
//