1 files changed, 22 insertions, 8 deletions

diff --git a/editors/code/src/config.ts b/editors/code/src/config.ts
index 8cd89e119..53e2a414b 100644
--- a/editors/code/src/config.ts
+++ b/editors/code/src/config.ts
@@ -24,6 +24,19 @@ export class Config {
     ]
     .map(opt => `${Config.rootSection}.${opt}`);
 
+    private static readonly extensionVersion: string = (() => {
+        const packageJsonVersion = vscode
+            .extensions
+            .getExtension("matklad.rust-analyzer")!
+            .packageJSON
+            .version as string; // n.n.YYYYMMDD
+
+        const realVersionRegexp = /^\d+\.\d+\.(\d{4})(\d{2})(\d{2})/;
+        const [, yyyy, mm, dd] = packageJsonVersion.match(realVersionRegexp)!;
+
+        return `${yyyy}-${mm}-${dd}`;
+    })();
+
     private cfg!: vscode.WorkspaceConfiguration;
 
     constructor(private readonly ctx: vscode.ExtensionContext) {
@@ -31,7 +44,6 @@ export class Config {
         this.refreshConfig();
     }
 
-
     private refreshConfig() {
         this.cfg = vscode.workspace.getConfiguration(Config.rootSection);
         console.log("Using configuration:", this.cfg);
@@ -68,7 +80,7 @@ export class Config {
      * `platform` on GitHub releases. (It is also stored under the same name when
      * downloaded by the extension).
      */
-    get prebuiltLangServerFileName(): null | string {
+    get prebuiltServerFileName(): null | string {
         // See possible `arch` values here:
         // https://nodejs.org/api/process.html#process_process_arch
 
@@ -98,17 +110,17 @@ export class Config {
         }
     }
 
-    get langServerBinarySource(): null | BinarySource {
-        const langServerPath = RA_LSP_DEBUG ?? this.cfg.get<null | string>("raLspServerPath");
+    get serverSource(): null | BinarySource {
+        const serverPath = RA_LSP_DEBUG ?? this.cfg.get<null | string>("raLspServerPath");
 
-        if (langServerPath) {
+        if (serverPath) {
             return {
                 type: BinarySource.Type.ExplicitPath,
-                path: Config.replaceTildeWithHomeDir(langServerPath)
+                path: Config.replaceTildeWithHomeDir(serverPath)
             };
         }
 
-        const prebuiltBinaryName = this.prebuiltLangServerFileName;
+        const prebuiltBinaryName = this.prebuiltServerFileName;
 
         if (!prebuiltBinaryName) return null;
 
@@ -116,6 +128,8 @@ export class Config {
             type: BinarySource.Type.GithubRelease,
             dir:  this.ctx.globalStoragePath,
             file: prebuiltBinaryName,
+            storage: this.ctx.globalState,
+            version: Config.extensionVersion,
             repo: {
                 name: "rust-analyzer",
                 owner: "rust-analyzer",
@@ -153,5 +167,5 @@ export class Config {
     }
 
     // for internal use
-    get withSysroot() { return this.cfg.get("withSysroot", false); }
+    get withSysroot() { return this.cfg.get("withSysroot", true) as boolean; }
 }