feat: log version when initialized (#72)

Author: mhanberg

lib/credo_language_server.ex

@@ -132,7 +132,10 @@ defmodule CredoLanguageServer do
 
   @impl true
   def handle_notification(%Initialized{}, lsp) do
-    GenLSP.log(lsp, "[Credo] LSP Initialized!")
+    GenLSP.log(
+      lsp,
+      "[Credo] Credo Language Server v#{version()} Initialized!"
+    )
 
     token =
       8
@@ -443,4 +446,11 @@ defmodule CredoLanguageServer do
       wait_until(n - 1, cb)
     end
   end
+
+  defp version() do
+    case :application.get_key(:credo_language_server, :vsn) do
+      {:ok, version} -> to_string(version)
+      _ -> "dev"
+    end
+  end
 end

test/credo_language_server_test.exs

@@ -128,11 +128,10 @@ defmodule CredoLanguageServerTest do
                params: %{}
              })
 
-    assert_notification "window/logMessage",
-                        %{
-                          "message" => "[Credo] LSP Initialized!",
-                          "type" => 4
-                        }
+    assert_notification "window/logMessage", %{
+      "message" => "[Credo] Credo Language Server v" <> _,
+      "type" => 4
+    }
 
     assert_notification "$/progress", %{"value" => %{"kind" => "begin"}}