chore: add tracing (#70)

package.json

@@ -30,6 +30,25 @@
 	"main": "./client/out/extension.node",
 	"browser": "./client/out/extension.browser",
 	"contributes": {
+		"configuration": [
+			{
+				"id": "openfga-vscode",
+				"title": "OpenFGA VS Code",
+				"properties": {
+					"openfgaLanguageServer.trace.server": {
+						"type": "string",
+						"scope": "window",
+						"enum": [
+							"off",
+							"messages",
+							"verbose"
+						],
+						"default": "off",
+						"description": "Traces the communication between VS Code and the openfga language server."
+					}
+				}
+			}
+		],
 		"languages": [
 			{
 				"id": "openfga",

server/src/server.common.ts

@@ -22,6 +22,10 @@ import {
 import { validator, errors } from '@openfga/syntax-transformer';
 
 export function startServer(connection: _Connection) {
+
+	console.log = connection.console.log.bind(connection.console);
+	console.error = connection.console.error.bind(connection.console);
+
 	// Create a simple text document manager.
 	const documents: TextDocuments<TextDocument> = new TextDocuments(TextDocument);
 
@@ -30,6 +34,9 @@ export function startServer(connection: _Connection) {
 	let hasDiagnosticRelatedInformationCapability = false;
 
 	connection.onInitialize((params: InitializeParams) => {
+
+		console.log("Initialize openfga language server");
+
 		const capabilities = params.capabilities;
 
 		// Does the client support the `workspace/configuration` request?
@@ -62,6 +69,11 @@ export function startServer(connection: _Connection) {
 				}
 			};
 		}
+
+		console.log("hasConfigurationCapability: " + hasConfigurationCapability);
+		console.log("hasWorkspaceFolderCapability: " + hasWorkspaceFolderCapability);
+		console.log("hasDiagnosticRelatedInformationCapability: " + hasDiagnosticRelatedInformationCapability);
+
 		return result;
 	});
 
@@ -137,7 +149,7 @@ export function startServer(connection: _Connection) {
 
 	connection.onDidChangeWatchedFiles(_change => {
 		// Monitored files have change in VSCode
-		connection.console.log('We received an file change event');
+		console.log('We received an file change event');
 	});
 
 	// This handler provides the initial list of the completion items.