Retrieve current directory from workspaces

editors/code/src/server.ts

@@ -1,6 +1,6 @@
 import * as lc from 'vscode-languageclient';
 
-import { window } from 'vscode';
+import { window, workspace } from 'vscode';
 import { Config } from './config';
 import { Highlighter } from './highlighting';
 
@@ -12,9 +12,25 @@ export class Server {
     public static start(
         notificationHandlers: Iterable<[string, lc.GenericNotificationHandler]>
     ) {
+
+        // '.' Is the fallback if no folder is open
+        // TODO?: Workspace folders support Uri's (eg: file://test.txt). It might be a good idea to test if the uri points to a file.
+        let folder: string = '.';
+        if (workspace.workspaceFolders !== undefined) {
+
+            folder = workspace
+                .workspaceFolders[0].uri.fsPath
+                .toString();
+            
+            if (workspace.workspaceFolders.length > 1) {
+                // Tell the user that we do not support multi-root workspaces yet
+                window.showWarningMessage("Multi-root workspaces are not currently supported");
+            }
+        }
+
         const run: lc.Executable = {
             command: this.config.raLspServerPath,
-            options: { cwd: '.' }
+            options: { cwd: folder }
         };
         const serverOptions: lc.ServerOptions = {
             run,