2.0.3 - exposing ESMOptions, refactor to use newModule._extensions

package.json

@@ -4,7 +4,7 @@
     "type": "git",
     "url": "https://github.com/nktnet1/import-sync"
   },
-  "version": "2.0.2",
+  "version": "2.0.3",
   "files": [
     "dist"
   ],

src/import.ts

@@ -11,15 +11,7 @@ import { getCallerFilePath } from './files';
  */
 /* istanbul ignore next */
 const createEs6Require = (esmOptions: ESMOptions) => {
-  /**
-   * Removes the error for "[ERR_REQUIRE_ESM]: require() of ES Module", as per
-   * - https://github.com/standard-things/esm/issues/855#issuecomment-657982788
-   */
-  require('module').Module._extensions['.js'] = (m: any, filename: string) => {
-    m._compile(fs.readFileSync(filename, 'utf-8'), filename);
-  };
   const loader = esm(module, esmOptions);
-
   const newModule = module.constructor.length > 1 ? module.constructor : loader('module');
   const oldResolveFilename = newModule._resolveFilename;
   /**
@@ -31,6 +23,14 @@ const createEs6Require = (esmOptions: ESMOptions) => {
     const newRequest = request.startsWith('node:') ? request.substring(5) : request;
     return oldResolveFilename.call(this, newRequest, parent, isMain);
   };
+  /**
+   * Removes the error for "[ERR_REQUIRE_ESM]: require() of ES Module", as per
+   * - https://github.com/standard-things/esm/issues/855#issuecomment-657982788
+   */
+  newModule._extensions['.js'] = (m: any, filename: string) => {
+    m._compile(fs.readFileSync(filename, 'utf-8'), filename);
+  };
+
   return loader;
 };
 

src/index.ts

@@ -1,7 +1,7 @@
 import importSync from './import';
 
 export default importSync;
-export type { Options } from './types';
+export type { Options, ESMOptions } from './types';
 
 module.exports = importSync;
 module.exports.default = importSync;