X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=editors%2Fcode%2Fsrc%2Fmain.ts;h=0e5a206410e0a4e6dcedbfb77b60b41f84b447c2;hb=5dab5e737909532e4a65390541393af6ee72f65b;hp=814ae9dc251696da24d7bf697139f6010e26f3a7;hpb=68ff71e3ab91f01039bb30121d05d0289bb1bd1f;p=rust.git

diff --git a/editors/code/src/main.ts b/editors/code/src/main.ts
index 814ae9dc251..0e5a206410e 100644
--- a/editors/code/src/main.ts
+++ b/editors/code/src/main.ts
@@ -1,18 +1,18 @@
 import * as vscode from 'vscode';
 import * as path from "path";
 import * as os from "os";
-import { promises as fs } from "fs";
+import { promises as fs, PathLike } from "fs";
 
 import * as commands from './commands';
 import { activateInlayHints } from './inlay_hints';
 import { activateStatusDisplay } from './status_display';
 import { Ctx } from './ctx';
-import { activateHighlighting } from './highlighting';
 import { Config, NIGHTLY_TAG } from './config';
-import { log, assert } from './util';
+import { log, assert, isValidExecutable } from './util';
 import { PersistentState } from './persistent_state';
 import { fetchRelease, download } from './net';
-import { spawnSync } from 'child_process';
+import { activateTaskProvider } from './tasks';
+import { exec } from 'child_process';
 
 let ctx: Ctx | undefined;
 
@@ -41,28 +41,33 @@ export async function activate(context: vscode.ExtensionContext) {
     const state = new PersistentState(context.globalState);
     const serverPath = await bootstrap(config, state);
 
+    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);
+    }
+
     // Note: we try to start the server before we activate type hints so that it
     // registers its `onDidChangeDocument` handler before us.
     //
     // This a horribly, horribly wrong way to deal with this problem.
-    ctx = await Ctx.create(config, context, serverPath);
+    ctx = await Ctx.create(config, context, serverPath, workspaceFolder.uri.fsPath);
 
     // Commands which invokes manually via command palette, shortcut, etc.
-    ctx.registerCommand('reload', (ctx) => {
-        return async () => {
-            vscode.window.showInformationMessage('Reloading rust-analyzer...');
-            // @DanTup maneuver
-            // https://github.com/microsoft/vscode/issues/45774#issuecomment-373423895
-            await deactivate();
-            for (const sub of ctx.subscriptions) {
-                try {
-                    sub.dispose();
-                } catch (e) {
-                    log.error(e);
-                }
+
+    // Reloading is inspired by @DanTup maneuver: https://github.com/microsoft/vscode/issues/45774#issuecomment-373423895
+    ctx.registerCommand('reload', _ => async () => {
+        void vscode.window.showInformationMessage('Reloading rust-analyzer...');
+        await deactivate();
+        while (context.subscriptions.length > 0) {
+            try {
+                context.subscriptions.pop()!.dispose();
+            } catch (err) {
+                log.error("Dispose error:", err);
             }
-            await activate(context);
-        };
+        }
+        await activate(context).catch(log.error);
     });
 
     ctx.registerCommand('analyzerStatus', commands.analyzerStatus);
@@ -73,30 +78,39 @@ export async function activate(context: vscode.ExtensionContext) {
     ctx.registerCommand('syntaxTree', commands.syntaxTree);
     ctx.registerCommand('expandMacro', commands.expandMacro);
     ctx.registerCommand('run', commands.run);
+    ctx.registerCommand('debug', commands.debug);
+    ctx.registerCommand('newDebugConfig', commands.newDebugConfig);
 
     defaultOnEnter.dispose();
     ctx.registerCommand('onEnter', commands.onEnter);
 
     ctx.registerCommand('ssr', commands.ssr);
     ctx.registerCommand('serverVersion', commands.serverVersion);
+    ctx.registerCommand('toggleInlayHints', commands.toggleInlayHints);
 
     // Internal commands which are invoked by the server.
     ctx.registerCommand('runSingle', commands.runSingle);
     ctx.registerCommand('debugSingle', commands.debugSingle);
     ctx.registerCommand('showReferences', commands.showReferences);
     ctx.registerCommand('applySourceChange', commands.applySourceChange);
-    ctx.registerCommand('selectAndApplySourceChange', commands.selectAndApplySourceChange);
+    ctx.registerCommand('applySnippetWorkspaceEdit', commands.applySnippetWorkspaceEditCommand);
+    ctx.registerCommand('applyActionGroup', commands.applyActionGroup);
+
+    ctx.pushCleanup(activateTaskProvider(workspaceFolder));
 
     activateStatusDisplay(ctx);
 
-    if (!ctx.config.highlightingSemanticTokens) {
-        activateHighlighting(ctx);
-    }
     activateInlayHints(ctx);
+
+    vscode.workspace.onDidChangeConfiguration(
+        _ => ctx?.client?.sendNotification('workspace/didChangeConfiguration', { settings: "" }),
+        null,
+        ctx.subscriptions,
+    );
 }
 
 export async function deactivate() {
-    await ctx?.client?.stop();
+    await ctx?.client.stop();
     ctx = undefined;
 }
 
@@ -167,18 +181,55 @@ async function bootstrapServer(config: Config, state: PersistentState): Promise<
         );
     }
 
-    const res = spawnSync(path, ["--version"], { encoding: 'utf8' });
-    log.debug("Checked binary availability via --version", res);
-    log.debug(res, "--version output:", res.output);
-    if (res.status !== 0) {
-        throw new Error(
-            `Failed to execute ${path} --version`
-        );
+    log.debug("Using server binary at", path);
+
+    if (!isValidExecutable(path)) {
+        throw new Error(`Failed to execute ${path} --version`);
     }
 
     return path;
 }
 
+async function patchelf(dest: PathLike): Promise<void> {
+    await vscode.window.withProgress(
+        {
+            location: vscode.ProgressLocation.Notification,
+            title: "Patching rust-analyzer for NixOS"
+        },
+        async (progress, _) => {
+            const expression = `
+            {src, pkgs ? import <nixpkgs> {}}:
+                pkgs.stdenv.mkDerivation {
+                    name = "rust-analyzer";
+                    inherit src;
+                    phases = [ "installPhase" "fixupPhase" ];
+                    installPhase = "cp $src $out";
+                    fixupPhase = ''
+                    chmod 755 $out
+                    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" $out
+                    '';
+                }
+            `;
+            const origFile = dest + "-orig";
+            await fs.rename(dest, origFile);
+            progress.report({ message: "Patching executable", increment: 20 });
+            await new Promise((resolve, reject) => {
+                const handle = exec(`nix-build -E - --arg src '${origFile}' -o ${dest}`,
+                    (err, stdout, stderr) => {
+                        if (err != null) {
+                            reject(Error(stderr));
+                        } else {
+                            resolve(stdout);
+                        }
+                    });
+                handle.stdin?.write(expression);
+                handle.stdin?.end();
+            });
+            await fs.unlink(origFile);
+        }
+    );
+}
+
 async function getServer(config: Config, state: PersistentState): Promise<string | undefined> {
     const explicitPath = process.env.__RA_LSP_SERVER_DEBUG ?? config.serverPath;
     if (explicitPath) {
@@ -228,6 +279,12 @@ async function getServer(config: Config, state: PersistentState): Promise<string
     assert(!!artifact, `Bad release: ${JSON.stringify(release)}`);
 
     await download(artifact.browser_download_url, dest, "Downloading rust-analyzer server", { mode: 0o755 });
+
+    // Patching executable if that's NixOS.
+    if (await fs.stat("/etc/nixos").then(_ => true).catch(_ => false)) {
+        await patchelf(dest);
+    }
+
     await state.updateServerVersion(config.package.version);
     return dest;
 }