validateTemplateParams: improve type

Author: xr0master

src/utils/validateTemplateParams/validateTemplateParams.spec.ts

@@ -2,12 +2,10 @@ import { it, expect } from '@jest/globals';
 import { validateTemplateParams } from './validateTemplateParams';
 
 it('should fail on wrong type', () => {
-  expect(() => validateTemplateParams('variable' as unknown as Record<string, unknown>)).toThrow(
-    'The template params have to be the object.',
-  );
-  expect(() => validateTemplateParams([] as unknown as Record<string, unknown>)).toThrow(
+  expect(() => validateTemplateParams('variable')).toThrow(
     'The template params have to be the object.',
   );
+  expect(() => validateTemplateParams([])).toThrow('The template params have to be the object.');
 });
 
 it('should successfully pass the validation', () => {

src/utils/validateTemplateParams/validateTemplateParams.ts

@@ -1,4 +1,4 @@
-export const validateTemplateParams = (templateParams?: Record<string, unknown>) => {
+export const validateTemplateParams = (templateParams?: unknown) => {
   // eslint-disable-next-line @typescript-eslint/no-base-to-string
   if (templateParams && templateParams.toString() !== '[object Object]') {
     throw 'The template params have to be the object. Visit https://www.emailjs.com/docs/sdk/send/';