Microsoft/TypeScript

[ID-Prep] Explicit type annotation of const replaced with initializer in declaration emit

Open

#57 442 ouverte le 19 févr. 2024

Voir sur GitHub
 (0 commentaires) (0 réactions) (0 assignés)TypeScript (6 726 forks)batch import
Domain: flag: isolatedDeclarationsHelp WantedPossible Improvement

Métriques du dépôt

Stars
 (48 455 stars)
Métriques de merge PR
 (Merge moyen 6j 17h) (9 PRs mergées en 30 j)

Description

The [ID-prep] set of issues aligns Declaration Emit with the forthcoming Isolated Declarations feature.

🔎 Search Terms

declarations type annotation const not preserved

🕗 Version & Regression Information

  • This is the behavior in every version I tried

⏯ Playground Link

Playground Link

💻 Code

enum E { "some value" = 1 };
const e: typeof E["some value"] = E["some value"];

🙁 Actual behavior

e is emitted in declarations as declare const e = E["some value"];

🙂 Expected behavior

e should have in declarations the type that was manually declared

Additional information about the issue

No response

Guide contributeur