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wehub-resource-sync d48cda4081
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chore: import upstream snapshot with attribution
2026-07-13 11:55:55 +08:00

1.3 KiB

程式碼風格

不可變性(關鍵)

總是建立新物件,絕不變異:

// 錯誤:變異
function updateUser(user, name) {
  user.name = name  // 變異!
  return user
}

// 正確:不可變性
function updateUser(user, name) {
  return {
    ...user,
    name
  }
}

檔案組織

多小檔案 > 少大檔案:

  • 高內聚、低耦合
  • 通常 200-400 行,最多 800 行
  • 從大型元件中抽取工具
  • 依功能/領域組織,而非依類型

錯誤處理

總是全面處理錯誤:

try {
  const result = await riskyOperation()
  return result
} catch (error) {
  console.error('Operation failed:', error)
  throw new Error('Detailed user-friendly message')
}

輸入驗證

總是驗證使用者輸入:

import { z } from 'zod'

const schema = z.object({
  email: z.string().email(),
  age: z.number().int().min(0).max(150)
})

const validated = schema.parse(input)

程式碼品質檢查清單

在標記工作完成前:

  • 程式碼可讀且命名良好
  • 函式小(<50 行)
  • 檔案專注(<800 行)
  • 沒有深層巢狀(>4 層)
  • 適當的錯誤處理
  • 沒有 console.log 陳述式
  • 沒有寫死的值
  • 沒有變異(使用不可變模式)