Fix workspace path when multiProjectSetup is enabled

package.json

@@ -224,7 +224,7 @@
                 "rust-client.enableMultiProjectSetup": {
                     "type": "boolean",
                     "default": false,
-                    "description": "Allow multiple projects in the same folder, along with remove the constraint that the cargo.toml must be located at the root. (Experimental: might not work for certain setups)"
+                    "description": "Allow multiple projects in the same folder, along with removing the constraint that the cargo.toml must be located at the root. (Experimental: might not work for certain setups)"
                 },
                 "rust.sysroot": {
                     "type": [

src/extension.ts

@@ -207,9 +207,16 @@ class ClientWorkspace {
       return this.makeRlsProcess();
     };
 
+    // Something else is put front of files when pattern matching that prevents the windows version from picking up the files
+    // This should be safe as the uri is a absolute path that includes the drive + colon
+    // i.e. a pattern would become "**/c:/some/path**" and since colon is reserved only the root can ever contain it.
+    const isWin = process.platform === 'win32';
+    const windowsHack = isWin ? '**' : '';
+
     const pattern = this.config.multiProjectEnabled
-      ? `${this.folder.uri.path}/**`
+      ? `${windowsHack}${this.folder.uri.path}/**`
       : undefined;
+
     const collectionName = this.config.multiProjectEnabled
       ? `rust ${this.folder.uri.toString()}`
       : 'rust';
@@ -309,6 +316,7 @@ class ClientWorkspace {
       const ws =
         multiProjectEnabled && activeWorkspace ? activeWorkspace : this;
       await ws.stop();
+      commandsRegistered = true;
       return ws.start(context);
     });
     this.disposables.push(restartServer);

src/tasks.ts

@@ -78,7 +78,11 @@ function detectCargoTasks(target: WorkspaceFolder): Task[] {
     .map(({ subcommand, group }) => ({
       definition: { subcommand, type: TASK_TYPE },
       label: `cargo ${subcommand}`,
-      execution: createShellExecution({ command: 'cargo', args: [subcommand] }),
+      execution: createShellExecution({
+        command: 'cargo',
+        args: [subcommand],
+        cwd: target.uri.fsPath,
+      }),
       group,
       problemMatchers: ['$rustc'],
     }))

src/workspace_util.ts

@@ -8,7 +8,7 @@ export function nearestParentWorkspace(
   filePath: string,
 ): WorkspaceFolder {
   // check that the workspace folder already contains the "Cargo.toml"
-  const workspaceRoot = path.parse(curWorkspace.uri.fsPath).dir;
+  const workspaceRoot = curWorkspace.uri.fsPath;
   const rootManifest = path.join(workspaceRoot, 'Cargo.toml');
   if (fs.existsSync(rootManifest)) {
     return curWorkspace;
@@ -25,16 +25,20 @@ export function nearestParentWorkspace(
       break;
     }
 
-    // break in case the strip folder has not changed
-    if (workspaceRoot === path.parse(current).dir) {
+    // break in case the strip folder reached the workspace root
+    if (workspaceRoot === current) {
       break;
     }
 
     // check if "Cargo.toml" is present in the parent folder
     const cargoPath = path.join(current, 'Cargo.toml');
     if (fs.existsSync(cargoPath)) {
       // ghetto change the uri on Workspace folder to make vscode think it's located elsewhere
-      return { ...curWorkspace, uri: Uri.parse(current) };
+      return {
+        ...curWorkspace,
+        name: path.basename(current),
+        uri: Uri.file(current),
+      };
     }
   }