update types for register

Author: danielpza

types/index.d.ts

@@ -1,5 +1,5 @@
-import TSNode from "ts-node";
 import ts from "typescript";
+export { default as register } from "./register";
 
 /* ****************************************************************************************************************** *
  * Hardcoded declarations file for npm package
@@ -20,8 +20,6 @@ export interface TransformerExtras {
   ts: typeof ts;
 }
 
-export function register(): TSNode.RegisterOptions | undefined;
-
 export default function transformer(
   program?: ts.Program,
   pluginConfig?: TsTransformPathsConfig,

types/register.d.ts

@@ -0,0 +1,14 @@
+import TSNode from "ts-node";
+import type { REGISTER_INSTANCE } from "ts-node";
+
+export function register(): TSNode.RegisterOptions | undefined;
+
+export declare namespace register {
+  function initialize(): {
+    tsNode: typeof TSNode;
+    instanceSymbol: typeof REGISTER_INSTANCE;
+    tsNodeInstance: TSNode.Service;
+  };
+}
+
+export default register;