refactor: use strict typing

apps/server/src/utils/__tests__/parserUtils.test.ts

@@ -1,4 +1,4 @@
-import { isEmptyObject, mergeObject, removeUndefined } from '../parserUtils.js';
+import { isEmptyObject, removeUndefined } from '../parserUtils.js';
 
 describe('isEmptyObject()', () => {
   test('finds an empty object', () => {
@@ -11,92 +11,6 @@ describe('isEmptyObject()', () => {
   });
 });
 
-describe('mergeObject()', () => {
-  test('it suppresses undefined keys', () => {
-    const a = {
-      first: 'yes',
-      second: 'yes',
-    };
-    const b = {
-      first: undefined,
-      second: 'no',
-    };
-    const merged = mergeObject(a, b);
-    expect(merged).toStrictEqual({
-      first: 'yes',
-      second: 'no',
-    });
-  });
-  test('it handles falsy values', () => {
-    const a = {
-      first: 'yes',
-      second: 'yes' as string | null,
-      third: 'yes',
-    };
-    const b = {
-      first: 'no',
-      second: null,
-      third: '',
-    };
-    const merged = mergeObject(a, b);
-    expect(merged).toStrictEqual({
-      first: 'no',
-      second: null,
-      third: '',
-    });
-  });
-  test('it only merges fields of the first object', () => {
-    const a = {
-      first: 'yes',
-      second: 'yes',
-      third: 'yes',
-    };
-    const b = {
-      first: 0,
-      second: null,
-      third: '',
-      forth: 'not-this',
-    };
-    // @ts-expect-error -- testing changing type
-    const merged = mergeObject(a, b);
-    expect(merged).toStrictEqual({
-      first: 0,
-      second: null,
-      third: '',
-    });
-  });
-  test('merges nested objects', () => {
-    // Define a sample object with nested properties
-    const a = {
-      name: 'John',
-      address: {
-        city: 'New York',
-        postalCode: '10001',
-      },
-    };
-
-    // Define a partial object with nested properties for merging
-    const b = {
-      name: 'Doe',
-      address: {
-        city: 'San Francisco',
-        state: 'CA',
-      },
-    };
-
-    // @ts-expect-error -- testing missing property
-    const merged = mergeObject(a, b);
-
-    expect(merged.name).toBe('Doe');
-    expect(merged.address.city).toBe('San Francisco');
-    // @ts-expect-error -- its ok, just checking
-    expect(merged.address.state).toBe('CA');
-    expect(merged.address.postalCode).toBe('10001');
-    expect(merged.address).not.toBe(a.address);
-    expect(merged.address).not.toBe(b.address);
-  });
-});
-
 describe('removeUndefined()', () => {
   test('it removes undefined keys from object', () => {
     const obj = {