microsoft / microsoft/TypeScript

Convert to async/await doesn't support .finally() method

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#30,469 1 comment 0 reactions 0 assignees View on GitHub

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Experience Enhancement Suggestion
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Description

declare function delay(n: number): Promise<void>;

async function foo() {
    delay().then(x => delay(400)).then(x => delay(400)).finally(x => console.log(x));
}

Contributor guide

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First steps

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  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Reproduce the TypeScript example in the issue, then trace the convert-to-async/await refactoring for Promise chains ending in finally. Done means the example converts successfully while preserving the finally callback; no source file or test is named in the report.

Written by the indexing model from the issue text.

Assessment

Tech stack
typescript
Domain
compilers
Issue type
Feature
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
42/100

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