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Jest > ステップ1:インストールの章を更新しました。ご確認お願いいたします。
原文: https://basarat.gitbook.io/typescript/intro-1/jest#step-1-install
修正内容
npm i jest @types/jest ts-jest typescript -D
npm i jest @types/jest ts-jest -D
npm i jest @types/jest ts-jest typescript -D
ts-jest
を使用するために必要なTypeScript コンパイラ(typescript
)をインストールします