4 files changed, 21 insertions, 8 deletions

diff --git a/editors/code/src/commands.ts b/editors/code/src/commands.ts
index 0e78f5101..19a9c2a0d 100644
--- a/editors/code/src/commands.ts
+++ b/editors/code/src/commands.ts
@@ -330,8 +330,8 @@ export function expandMacro(ctx: Ctx): Cmd {
     };
 }
 
-export function collectGarbage(ctx: Ctx): Cmd {
-    return async () => ctx.client.sendRequest(ra.collectGarbage, null);
+export function reloadWorkspace(ctx: Ctx): Cmd {
+    return async () => ctx.client.sendRequest(ra.reloadWorkspace, null);
 }
 
 export function showReferences(ctx: Ctx): Cmd {
diff --git a/editors/code/src/lsp_ext.ts b/editors/code/src/lsp_ext.ts
index e16ea799c..981b6f40e 100644
--- a/editors/code/src/lsp_ext.ts
+++ b/editors/code/src/lsp_ext.ts
@@ -6,7 +6,7 @@ import * as lc from "vscode-languageclient";
 
 export const analyzerStatus = new lc.RequestType<null, string, void>("rust-analyzer/analyzerStatus");
 
-export const collectGarbage = new lc.RequestType<null, null, void>("rust-analyzer/collectGarbage");
+export const reloadWorkspace = new lc.RequestType<null, null, void>("rust-analyzer/reloadWorkspace");
 
 export interface SyntaxTreeParams {
     textDocument: lc.TextDocumentIdentifier;
@@ -60,6 +60,7 @@ export interface Runnable {
         workspaceRoot?: string;
         cargoArgs: string[];
         executableArgs: string[];
+        expectTest?: boolean;
     };
 }
 export const runnables = new lc.RequestType<RunnablesParams, Runnable[], void>("experimental/runnables");
diff --git a/editors/code/src/main.ts b/editors/code/src/main.ts
index 1ad75a03c..a1521a93b 100644
--- a/editors/code/src/main.ts
+++ b/editors/code/src/main.ts
@@ -19,6 +19,16 @@ let ctx: Ctx | undefined;
 const RUST_PROJECT_CONTEXT_NAME = "inRustProject";
 
 export async function activate(context: vscode.ExtensionContext) {
+    // For some reason vscode not always shows pop-up error notifications
+    // when an extension fails to activate, so we do it explicitly by ourselves.
+    // FIXME: remove this bit of code once vscode fixes this issue: https://github.com/microsoft/vscode/issues/101242
+    await tryActivate(context).catch(err => {
+        void vscode.window.showErrorMessage(`Cannot activate rust-analyzer: ${err.message}`);
+        throw err;
+    });
+}
+
+async function tryActivate(context: vscode.ExtensionContext) {
     // Register a "dumb" onEnter command for the case where server fails to
     // start.
     //
@@ -58,9 +68,7 @@ export async function activate(context: vscode.ExtensionContext) {
 
     const workspaceFolder = vscode.workspace.workspaceFolders?.[0];
     if (workspaceFolder === undefined) {
-        const err = "Cannot activate rust-analyzer when no folder is opened";
-        void vscode.window.showErrorMessage(err);
-        throw new Error(err);
+        throw new Error("no folder is opened");
     }
 
     // Note: we try to start the server before we activate type hints so that it
@@ -88,7 +96,7 @@ export async function activate(context: vscode.ExtensionContext) {
     });
 
     ctx.registerCommand('analyzerStatus', commands.analyzerStatus);
-    ctx.registerCommand('collectGarbage', commands.collectGarbage);
+    ctx.registerCommand('reloadWorkspace', commands.reloadWorkspace);
     ctx.registerCommand('matchingBrace', commands.matchingBrace);
     ctx.registerCommand('joinLines', commands.joinLines);
     ctx.registerCommand('parentModule', commands.parentModule);
diff --git a/editors/code/src/run.ts b/editors/code/src/run.ts
index 766b05112..e1430e31f 100644
--- a/editors/code/src/run.ts
+++ b/editors/code/src/run.ts
@@ -108,12 +108,16 @@ export async function createTask(runnable: ra.Runnable, config: Config): Promise
     if (runnable.args.executableArgs.length > 0) {
         args.push('--', ...runnable.args.executableArgs);
     }
+    const env: { [key: string]: string } = { "RUST_BACKTRACE": "short" };
+    if (runnable.args.expectTest) {
+        env["UPDATE_EXPECT"] = "1";
+    }
     const definition: tasks.CargoTaskDefinition = {
         type: tasks.TASK_TYPE,
         command: args[0], // run, test, etc...
         args: args.slice(1),
         cwd: runnable.args.workspaceRoot,
-        env: Object.assign({}, process.env as { [key: string]: string }, { "RUST_BACKTRACE": "short" }),
+        env: Object.assign({}, process.env as { [key: string]: string }, env),
     };
 
     const target = vscode.workspace.workspaceFolders![0]; // safe, see main activate()