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exactOptionalPropertyTypesを有効化したい #14186

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KisaragiEffective opened this issue Jul 12, 2024 · 0 comments
Open

exactOptionalPropertyTypesを有効化したい #14186

KisaragiEffective opened this issue Jul 12, 2024 · 0 comments
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🛠️Dev Development of Misskey itself

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@KisaragiEffective
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https://typescriptbook.jp/reference/tsconfig/exactoptionalpropertytypes

  • うれしい点: 余計なプロパティを混入させるリスクを減らせる
  • 懸念点:
    • expr.property == null みたいなコードで暗黙にoptional propertyを排除している可能性がある
    • property: T | null | undefined など、nullable typeが実際にはoptional propertyを指している可能性がある

related: #14170 (comment)
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