Make more things private

editors/code/src/ast_inspector.ts

@@ -54,8 +54,6 @@ export class AstInspector implements vscode.HoverProvider, vscode.DefinitionProv
             this,
             ctx.subscriptions
         );
-
-        ctx.pushExtCleanup(this);
     }
     dispose() {
         this.setRustEditor(undefined);

editors/code/src/commands.ts

@@ -377,8 +377,7 @@ export function syntaxTree(ctx: Ctx): Cmd {
         }
     })();
 
-    void new AstInspector(ctx);
-
+    ctx.pushExtCleanup(new AstInspector(ctx));
     ctx.pushExtCleanup(
         vscode.workspace.registerTextDocumentContentProvider("rust-analyzer-syntax-tree", tdcp)
     );

editors/code/src/ctx.ts

@@ -23,12 +23,12 @@ export class Ctx {
     readonly config: Config;
 
     private client: lc.LanguageClient | undefined;
+    private _serverPath: string | undefined;
+    private traceOutputChannel: vscode.OutputChannel | undefined;
+    private outputChannel: vscode.OutputChannel | undefined;
+    private state: PersistentState;
 
-    traceOutputChannel: vscode.OutputChannel | undefined;
-    outputChannel: vscode.OutputChannel | undefined;
     workspace: Workspace;
-    state: PersistentState;
-    serverPath: string | undefined;
 
     constructor(readonly extCtx: vscode.ExtensionContext, workspace: Workspace) {
         this.statusBar = vscode.window.createStatusBarItem(vscode.StatusBarAlignment.Left);
@@ -70,21 +70,24 @@ export class Ctx {
         if (!this.client) {
             log.info("Creating language client");
 
-            this.serverPath = await bootstrap(this.extCtx, this.config, this.state).catch((err) => {
-                let message = "bootstrap error. ";
+            this._serverPath = await bootstrap(this.extCtx, this.config, this.state).catch(
+                (err) => {
+                    let message = "bootstrap error. ";
 
-                message +=
-                    'See the logs in "OUTPUT > Rust Analyzer Client" (should open automatically). ';
-                message += 'To enable verbose logs use { "rust-analyzer.trace.extension": true }';
+                    message +=
+                        'See the logs in "OUTPUT > Rust Analyzer Client" (should open automatically). ';
+                    message +=
+                        'To enable verbose logs use { "rust-analyzer.trace.extension": true }';
 
-                log.error("Bootstrap error", err);
-                throw new Error(message);
-            });
+                    log.error("Bootstrap error", err);
+                    throw new Error(message);
+                }
+            );
             const newEnv = substituteVariablesInEnv(
                 Object.assign({}, process.env, this.config.serverExtraEnv)
             );
             const run: lc.Executable = {
-                command: this.serverPath,
+                command: this._serverPath,
                 options: { env: newEnv },
             };
             const serverOptions = {
@@ -129,7 +132,7 @@ export class Ctx {
     async disposeClient() {
         log.info("Deactivating language client");
         await this.client?.dispose();
-        this.serverPath = undefined;
+        this._serverPath = undefined;
         this.client = undefined;
     }
 
@@ -161,6 +164,10 @@ export class Ctx {
         return this.extCtx.subscriptions;
     }
 
+    get serverPath(): string | undefined {
+        return this._serverPath;
+    }
+
     setServerStatus(status: ServerStatusParams) {
         let icon = "";
         const statusBar = this.statusBar;

editors/code/src/main.ts

@@ -14,6 +14,10 @@ export interface RustAnalyzerExtensionApi {
     readonly client?: lc.LanguageClient;
 }
 
+export async function deactivate() {
+    await setContextValue(RUST_PROJECT_CONTEXT_NAME, undefined);
+}
+
 export async function activate(
     context: vscode.ExtensionContext
 ): Promise<RustAnalyzerExtensionApi> {
@@ -56,12 +60,14 @@ export async function activate(
     const ctx = new Ctx(context, workspace);
     // VS Code doesn't show a notification when an extension fails to activate
     // so we do it ourselves.
-    return await activateServer(ctx).catch((err) => {
+    const api = await activateServer(ctx).catch((err) => {
         void vscode.window.showErrorMessage(
             `Cannot activate rust-analyzer extension: ${err.message}`
         );
         throw err;
     });
+    await setContextValue(RUST_PROJECT_CONTEXT_NAME, true);
+    return api;
 }
 
 async function activateServer(ctx: Ctx): Promise<RustAnalyzerExtensionApi> {
@@ -112,8 +118,6 @@ async function initCommonContext(ctx: Ctx) {
     );
     ctx.pushExtCleanup(defaultOnEnter);
 
-    await setContextValue(RUST_PROJECT_CONTEXT_NAME, true);
-
     // Commands which invokes manually via command palette, shortcut, etc.
     ctx.registerCommand("reload", (_) => async () => {
         void vscode.window.showInformationMessage("Reloading rust-analyzer...");

editors/code/src/run.ts

@@ -18,9 +18,9 @@ export async function selectRunnable(
     showButtons: boolean = true
 ): Promise<RunnableQuickPick | undefined> {
     const editor = ctx.activeRustEditor;
-    const client = ctx.client;
-    if (!editor || !client) return;
+    if (!editor) return;
 
+    const client = await ctx.getClient();
     const textDocument: lc.TextDocumentIdentifier = {
         uri: editor.document.uri.toString(),
     };