so... jai :D

editors/vscode/src/extension.ts

@@ -0,0 +1,41 @@
+import {
+  workspace,
+  ExtensionContext,
+} from "vscode";
+import {
+  LanguageClient,
+  LanguageClientOptions,
+  ServerOptions,
+} from "vscode-languageclient/node";
+
+let client: LanguageClient;
+
+export function activate(context: ExtensionContext) {
+  const config = workspace.getConfiguration("sx");
+  const lspPath = config.get<string>("lspPath", "sx-lsp");
+
+  const serverOptions: ServerOptions = {
+    command: lspPath,
+    args: ["lsp"],
+  };
+
+  const clientOptions: LanguageClientOptions = {
+    documentSelector: [{ scheme: "file", language: "sx" }],
+  };
+
+  client = new LanguageClient(
+    "sx-lsp",
+    "sx Language Server",
+    serverOptions,
+    clientOptions
+  );
+
+  client.start();
+}
+
+export function deactivate(): Thenable<void> | undefined {
+  if (!client) {
+    return undefined;
+  }
+  return client.stop();
+}