Merge #10177

10177: fix: Treat path dependencies like workspace members r=jonas-schievink a=jonas-schievink

Closes https://github.com/rust-analyzer/rust-analyzer/issues/9070

Fixes diagnostics not showing up in path dependencies.

Co-authored-by: Jonas Schievink <jonasschievink@gmail.com>

crates/project_model/src/cargo_workspace.rs

@@ -135,8 +135,8 @@ pub struct PackageData {
     pub manifest: ManifestPath,
     /// Targets provided by the crate (lib, bin, example, test, ...)
     pub targets: Vec<Target>,
-    /// Is this package a member of the current workspace
-    pub is_member: bool,
+    /// Does this package come from the local filesystem (and is editable)?
+    pub is_local: bool,
     /// List of packages this package depends on
     pub dependencies: Vec<PackageDependency>,
     /// Rust edition for this package
@@ -296,19 +296,19 @@ impl CargoWorkspace {
         let mut packages = Arena::default();
         let mut targets = Arena::default();
 
-        let ws_members = &meta.workspace_members;
-
         meta.packages.sort_by(|a, b| a.id.cmp(&b.id));
         for meta_pkg in &meta.packages {
             let cargo_metadata::Package {
                 id, edition, name, manifest_path, version, metadata, ..
             } = meta_pkg;
             let meta = from_value::<PackageMetadata>(metadata.clone()).unwrap_or_default();
-            let is_member = ws_members.contains(id);
             let edition = edition.parse::<Edition>().unwrap_or_else(|err| {
                 tracing::error!("Failed to parse edition {}", err);
                 Edition::CURRENT
             });
+            // We treat packages without source as "local" packages. That includes all members of
+            // the current workspace, as well as any path dependency outside the workspace.
+            let is_local = meta_pkg.source.is_none();
 
             let pkg = packages.alloc(PackageData {
                 id: id.repr.clone(),
@@ -316,7 +316,7 @@ impl CargoWorkspace {
                 version: version.clone(),
                 manifest: AbsPathBuf::assert(PathBuf::from(&manifest_path)).try_into().unwrap(),
                 targets: Vec::new(),
-                is_member,
+                is_local,
                 edition,
                 dependencies: Vec::new(),
                 features: meta_pkg.features.clone().into_iter().collect(),

crates/project_model/src/workspace.rs

@@ -53,8 +53,8 @@ impl CfgOverrides {
 /// the current workspace.
 #[derive(Debug, Clone, Eq, PartialEq, Hash)]
 pub struct PackageRoot {
-    /// Is a member of the current workspace
-    pub is_member: bool,
+    /// Is from the local filesystem and may be edited
+    pub is_local: bool,
     pub include: Vec<AbsPathBuf>,
     pub exclude: Vec<AbsPathBuf>,
 }
@@ -268,7 +268,7 @@ impl ProjectWorkspace {
             ProjectWorkspace::Json { project, sysroot, rustc_cfg: _ } => project
                 .crates()
                 .map(|(_, krate)| PackageRoot {
-                    is_member: krate.is_workspace_member,
+                    is_local: krate.is_workspace_member,
                     include: krate.include.clone(),
                     exclude: krate.exclude.clone(),
                 })
@@ -276,7 +276,7 @@ impl ProjectWorkspace {
                 .into_iter()
                 .chain(sysroot.as_ref().into_iter().flat_map(|sysroot| {
                     sysroot.crates().map(move |krate| PackageRoot {
-                        is_member: false,
+                        is_local: false,
                         include: vec![sysroot[krate].root.parent().to_path_buf()],
                         exclude: Vec::new(),
                     })
@@ -293,7 +293,7 @@ impl ProjectWorkspace {
                 cargo
                     .packages()
                     .map(|pkg| {
-                        let is_member = cargo[pkg].is_member;
+                        let is_local = cargo[pkg].is_local;
                         let pkg_root = cargo[pkg].manifest.parent().to_path_buf();
 
                         let mut include = vec![pkg_root.clone()];
@@ -319,23 +319,23 @@ impl ProjectWorkspace {
                         include.extend(extra_targets);
 
                         let mut exclude = vec![pkg_root.join(".git")];
-                        if is_member {
+                        if is_local {
                             exclude.push(pkg_root.join("target"));
                         } else {
                             exclude.push(pkg_root.join("tests"));
                             exclude.push(pkg_root.join("examples"));
                             exclude.push(pkg_root.join("benches"));
                         }
-                        PackageRoot { is_member, include, exclude }
+                        PackageRoot { is_local, include, exclude }
                     })
                     .chain(sysroot.into_iter().map(|sysroot| PackageRoot {
-                        is_member: false,
+                        is_local: false,
                         include: vec![sysroot.root().to_path_buf()],
                         exclude: Vec::new(),
                     }))
                     .chain(rustc.into_iter().flat_map(|rustc| {
                         rustc.packages().map(move |krate| PackageRoot {
-                            is_member: false,
+                            is_local: false,
                             include: vec![rustc[krate].manifest.parent().to_path_buf()],
                             exclude: Vec::new(),
                         })
@@ -345,12 +345,12 @@ impl ProjectWorkspace {
             ProjectWorkspace::DetachedFiles { files, sysroot, .. } => files
                 .into_iter()
                 .map(|detached_file| PackageRoot {
-                    is_member: true,
+                    is_local: true,
                     include: vec![detached_file.clone()],
                     exclude: Vec::new(),
                 })
                 .chain(sysroot.crates().map(|krate| PackageRoot {
-                    is_member: false,
+                    is_local: false,
                     include: vec![sysroot[krate].root.parent().to_path_buf()],
                     exclude: Vec::new(),
                 }))

crates/rust-analyzer/src/reload.rs

@@ -294,7 +294,7 @@ impl GlobalState {
                         .workspaces
                         .iter()
                         .flat_map(|ws| ws.to_roots())
-                        .filter(|it| it.is_member)
+                        .filter(|it| it.is_local)
                         .flat_map(|root| {
                             root.include.into_iter().flat_map(|it| {
                                 [
@@ -514,12 +514,12 @@ impl ProjectFolders {
                 vfs::loader::Entry::Directories(dirs)
             };
 
-            if root.is_member {
+            if root.is_local {
                 res.watch.push(res.load.len());
             }
             res.load.push(entry);
 
-            if root.is_member {
+            if root.is_local {
                 local_filesets.push(fsc.len());
             }
             fsc.add_file_set(file_set_roots)