mobxjs / mobxjs/mobx-utils

addHiddenProp should use 'defineProperty' from 'mobx'

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Dominant language
TypeScript
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Description

When useProxies is set to "ifavailable", createTransformer may throw error in some use cases (see repro). This issue should be related to mobxjs/mobx#2876

Repro: https://codesandbox.io/s/mobx-defineproperty-forked-q4q6k?file=/src/index.ts

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start with the linked CodeSandbox reproduction and trace createTransformer to addHiddenProp. Check how defineProperty is currently obtained and how MobX exposes it; done means the reproduction no longer throws when useProxies is set to "ifavailable".

Written by the indexing model from the issue text.

Assessment

Tech stack
typescript
Domain
web-dev
Issue type
Bug
Difficulty
2/5
Estimated time
1-3 hours
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
48/100

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