Merge pull request rust-lang#18949 from Veykril/push-yzklntsnnuts

Partially back out "fix: Fix sourceroot construction for virtual manifests"

Author: Veykril

src/tools/rust-analyzer/crates/load-cargo/src/lib.rs

@@ -242,9 +242,6 @@ impl ProjectFolders {
                     }
                 }
 
-                if dirs.include.is_empty() {
-                    continue;
-                }
                 vfs::loader::Entry::Directories(dirs)
             };
 
@@ -267,7 +264,7 @@ impl ProjectFolders {
             };
 
             let file_set_roots = vec![VfsPath::from(ratoml_path.to_owned())];
-            let entry = vfs::loader::Entry::Files(vec![ratoml_path]);
+            let entry = vfs::loader::Entry::Files(vec![ratoml_path.to_owned()]);
 
             res.watch.push(res.load.len());
             res.load.push(entry);

src/tools/rust-analyzer/crates/project-model/src/workspace.rs

@@ -11,9 +11,8 @@ use base_db::{
 };
 use cfg::{CfgAtom, CfgDiff, CfgOptions};
 use intern::{sym, Symbol};
-use itertools::Itertools;
 use paths::{AbsPath, AbsPathBuf};
-use rustc_hash::FxHashMap;
+use rustc_hash::{FxHashMap, FxHashSet};
 use semver::Version;
 use span::{Edition, FileId};
 use tracing::instrument;
@@ -591,9 +590,10 @@ impl ProjectWorkspace {
                         exclude: krate.exclude.clone(),
                     }
                 })
+                .collect::<FxHashSet<_>>()
+                .into_iter()
                 .chain(mk_sysroot())
-                .unique()
-                .collect(),
+                .collect::<Vec<_>>(),
             ProjectWorkspaceKind::Cargo { cargo, rustc, build_scripts, error: _, set_test: _ } => {
                 cargo
                     .packages()
@@ -643,11 +643,6 @@ impl ProjectWorkspace {
                             exclude: Vec::new(),
                         })
                     }))
-                    .chain(cargo.is_virtual_workspace().then(|| PackageRoot {
-                        is_local: true,
-                        include: vec![cargo.workspace_root().to_path_buf()],
-                        exclude: Vec::new(),
-                    }))
                     .collect()
             }
             ProjectWorkspaceKind::DetachedFile { file, cargo: cargo_script, .. } => {