feat: Add removeKey util function

Author: klmhyeonwoo

README.md

@@ -39,6 +39,7 @@ const unescaped = stringUtil.unescapeHtml("<div>Hello</div>");
 // Object utilities
 const cleaned = objectUtil.clearNullProperties({ a: 1, b: null, c: 3 });
 const frozen = objectUtil.deepFreeze({ a: { b: 1 } });
+const withoutKey = objectUtil.removeKey("b", { a: 1, b: 2, c: 3 }); // { a: 1, c: 3 }
 
 // Number utilities
 const total = numberUtil.sum(1, 2, 3, 4, 5); // 15
@@ -81,6 +82,7 @@ const theme = cookieUtil.getCookie("theme");
 
 - `clearNullProperties(obj: object): object` - Removes null/undefined properties
 - `deepFreeze(obj: object): object` - Deep freezes an object recursively
+- `removeKey(key: string, obj: Record<string, any>): object` - Returns a new object with the specified key removed
 
 ### NumberUtil
 

package/objectUtil/index.ts

@@ -1,2 +1,3 @@
-export { default as clearNullProperties } from './clearNullProperties';
-export { default as deepFreeze } from './deepFreeze';
+export { default as clearNullProperties } from "./clearNullProperties";
+export { default as deepFreeze } from "./deepFreeze";
+export { default as removeKey } from "./removeKey";

package/objectUtil/removeKey/index.test.ts

@@ -0,0 +1,14 @@
+import { describe, expect, test } from "vitest";
+import removeKey from ".";
+
+describe("removeKey 유틸 함수 테스트", () => {
+  test("객체와 키를 입력했을 때, 정상적으로 개체에서 속성이 제거되어야한다.", () => {
+    expect(removeKey("b", { a: 1, b: 2, c: 3 })).toEqual({ a: 1, c: 3 });
+  });
+  test("객체와 키를 입력했을 때, 제거할 키가 객체에 없으면 원본 객체가 반환되어야한다.", () => {
+    expect(removeKey("d", { a: 1, b: 2, c: 3 })).toEqual({ a: 1, b: 2, c: 3 });
+  });
+  test("빈 객체와 키를 입력했을 때, 빈 객체가 반환되어야한다.", () => {
+    expect(removeKey("d", {})).toEqual({});
+  });
+});

package/objectUtil/removeKey/index.ts

@@ -0,0 +1,4 @@
+export default function removeKey(key: string, obj: Record<string, any>) {
+  const { [key]: _, ...rest } = obj;
+  return rest;
+}