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Clean Code

A collection of 3 issues

JavaScript Design Pattern - Module Pattern

By ticking the checklist from the previous post on design pattern, we will look at Module Pattern in JavaScript. ✅ Common Pattern of the Recurring Problem Web in its early history was very simple. Therefore there was no need to strategically manage a long code base. However, nowadays, the web is

JavaScript Design Pattern

Before going into details about each design pattern in JavaScript, it would serve as a guideline to first define what a design pattern is. With the help of various resources, I outlined the characteristics and tradeoffs of a design pattern as follows: ✅ A design pattern recognizes patterns in recurring problems

❌ if-else-return → 🟢 if-return-return

어느 순간부터 조건문을 쓸 때 주절(main clause)에 해당하는 케이스인지를 먼저 체크하는 것이 아니라 async function onSubmitForm () { if (isValidForm) { const formattedForm = formatForm() await submitForm(formatForm()) } else { showErrorMsg() } } 예외절에 해당하는지를 먼저 체크하기 시작했다. async function onSubmitForm () { if (!isValidForm) return showErrorMsg() const formattedForm = formatForm() await submitForm(formatForm()) } 뿐만 아니라 if 와