[백지연] 챕터 7: 자바스크립트 디자인 패턴 (1/3) #46
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100Gyeon
requested review from
hyesungoh,
sjoleee,
Seojunhwan,
sangbooom,
metacode22,
Orchemi,
sumi-0011 and
WooWan
as code owners
sangbooom
approved these changes
Oct 29, 2024
Comment on lines
+325
to
+364
| class BurgerBuilder { | ||
| public size: number; | ||
| public cheese: boolean = false; | ||
| public pepperoni: boolean = false; | ||
| public lettuce: boolean = false; | ||
| public tomato: boolean = false; | ||
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| constructor(size: number) { | ||
| this.size = size; | ||
| } | ||
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| addPepperoni(): BurgerBuilder { | ||
| this.pepperoni = true; | ||
| return this; | ||
| } | ||
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| addLettuce(): BurgerBuilder { | ||
| this.lettuce = true; | ||
| return this; | ||
| } | ||
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| addCheese(): BurgerBuilder { | ||
| this.cheese = true; | ||
| return this; | ||
| } | ||
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| addTomato(): BurgerBuilder { | ||
| this.tomato = true; | ||
| return this; | ||
| } | ||
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| build(): Burger { | ||
| return new Burger(this); | ||
| } | ||
| } | ||
| ``` | ||
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| ```typescript | ||
| // 다음과 같이 사용 | ||
| const burger = new BurgerBuilder(14).addPepperoni().addLettuce().addTomato().build(); |
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빌더 패턴을 이해하기 좋은 예시네요 👍🏻 감사합니다
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