⭐️ 에러 유틸리티 함수 export const throwError = (message) => { throw new Error(message); }; export const throwSyntaxError = (message) => { throw new SyntaxError(message); }; export const throwReferenceError = (message) => { throw new ReferenceError(message); }; export const throwTypeError = (message) => { throw new TypeError(message); }; Error, SyntaxError, ReferenceError, TypeError 객체를 생성하고, 이들 객체에 인수로..