Microsoft/TypeScript

Type printing does not detect that a name is shadowed in the current scope

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#58.456 geöffnet am 07.05.2024

 (0 Kommentare) (0 Reaktionen) (0 zugewiesene Personen)TypeScript (13.395 Forks)batch import
BugDomain: Declaration EmitHelp Wanted

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Beschreibung

🔎 Search Terms

global shadowed declarations

🕗 Version & Regression Information

  • This is the behavior in every version I tried, and I reviewed

⏯ Playground Link

Playground Link

💻 Code

// @strict: true
// @declaration: true
// @target: es2020

// @filename: a.ts
export const o = {[Symbol.iterator]: 1}

// @filename: b.ts

import { o } from "./a";
export class Symbol { }
export const g = o;

🙁 Actual behavior

The typeof of g is { [Symbol.iterator]: number; }. This leads to an incorrect declaration since Symbol is shadowed in the current scope

🙂 Expected behavior

The typeof of g is { [globalThis.Symbol.iterator]: number; }.

Additional information about the issue

No response

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