Expose version number

.gitignore

@@ -1,5 +1,6 @@
 client/out
 server/out
+server/src/perlnavigator.ts
 browser-ext/out
 node_modules
 client/server

package.json

@@ -384,7 +384,7 @@
 		"install-browser": "cd browser-ext && npm install",
 		"postinstall": "npm run-script install-client && npm run-script install-server && npm run-script install-browser",
 		"ci-client": "cd client && npm ci",
-		"ci-server": "cd server && npm ci",
+		"ci-server": "node update-version.js && cd server && npm ci",
 		"ci-all": "npm ci && npm run ci-client && npm run ci-server",
 		"clean": "rm -rf ./node-modules ./server/node-modules ./client/node-modules",
 		"foo": "(cd client && npm ci && cd ../); (cd server && npm c )",

server/src/server.ts

@@ -37,6 +37,13 @@ import { getPerlAssetsPath } from "./assets";
 
 var LRU = require("lru-cache");
 
+import { VERSION, NAME } from "./perlnavigator";
+
+if (process.argv.includes ("--version")) {
+  console.log(NAME + " " + VERSION);
+  process.exit(0);
+}
+
 // It the editor doesn't request node-ipc, use stdio instead. Make sure this runs before createConnection
 if (process.argv.length <= 2) {
     process.argv.push("--stdio");
@@ -82,6 +89,10 @@ connection.onInitialize(async (params: InitializeParams) => {
                 triggerCharacters: ["(", ",", ")"],
             },
         },
+        serverInfo: {
+            name: NAME,
+            version: VERSION,
+        }
     };
     if (hasWorkspaceFolderCapability) {
         result.capabilities.workspace = {

update-version.js

@@ -0,0 +1,10 @@
+const fs = require("node:fs");
+const pkg = require("./package.json");
+
+const content = `
+export const VERSION = "${pkg.version}";
+export const NAME = "${pkg.name}";
+`;
+
+fs.writeFileSync("server/src/perlnavigator.ts", content);
+console.log("Generated server/src/perlnavigator.ts");