Microsoft/TypeScript

Default type imported with `import type` from not-found module not flagged when used as a value

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#57,820 opened on 2024/03/18

 (3 件のコメント) (0 件のリアクション) (0 人の担当者)TypeScript (13,395 件のフォーク)batch import
BugDomain: BinderHelp Wanted

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説明

🔎 Search Terms

cannot be used as a value because it was imported using import type

🕗 Version & Regression Information

  • This is the behavior in every version I tried

⏯ Playground Link

https://www.typescriptlang.org/play?ts=5.4.2#code/JYWwDg9gTgLgBDAnmApnAKnAZlCIBQA9IXAAIwDOAtCgB6oDGMNUuU+ccA5CBACZcA3PnwMIAOwrx4AXgzD8oSLDgBvJKjgBVAL7ZcBYmUo16KJizYduvAQrGT4AVzhytwoA

💻 Code

import type T from
// @ts-expect-error
  'mod';

const t = T;

import {type U} from
// @ts-expect-error
  'mod';

const u = U;

🙁 Actual behavior

TS does not error on the usage of T.

TS errors on the usage of U with the error

'U' cannot be used as a value because it was imported using 'import type'.(1361)

🙂 Expected behavior

TS errors on the usage of T with the error

'T' cannot be used as a value because it was imported using 'import type'.(1361)

TS errors on the usage of U with the error

'U' cannot be used as a value because it was imported using 'import type'.(1361)

Additional information about the issue

No response

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