alibaba/hooks

useRequest的debounceLeading和ready结合使用时不生效

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#2581 opened on Jun 26, 2024

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 (5 comments) (0 reactions) (0 assignees)TypeScript (12,849 stars) (2,471 forks)batch import
help wanted

Description

  const [ready, setReady] = useState(false);
  const { data, loading, run } = useRequest(getEmail, {
    debounceWait: 3000,
    debounceLeading: true,
    ready: ready
  });

上述代码在sandbox时调试时，发现debounceLeading偶现不生效，即有时候当ready切换到true时，getEmail不立即执行 20240626145126_rec_

偶现是当manual明确设置为false的时候，leading有时候能起作用😂

版本：3.8.0

Contributor guide

Tech stack
typescriptreact
Domain
frontend
Issue type
bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
fresh
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
mostly clear
Prerequisites
Basic knowledge of React hooksFamiliarity with useRequest API
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
30
Research direction
Investigate the source code of useRequest in alibaba/hooks, focusing on the interaction between debounceLeading and ready options. The issue mentions that debounceLeading does not fire immediately when ready becomes true. Look at the implementation of debounce leading in the library, possibly in src/useRequest/src/Debounce.ts or similar. Check if there is a race condition or missing state update. Refer to the comments in the issue for more context.