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Regression in prop-types rule v7.13.0 #2298

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willdurand opened this issue Jun 3, 2019 · 2 comments
Closed

Regression in prop-types rule v7.13.0 #2298

willdurand opened this issue Jun 3, 2019 · 2 comments
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@willdurand
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The prop-types rule reports false-positives when we upgraded from version 7.12.0 to 7.13.0. I believe this is related to #2241 and Flow.

Example

type Props = {|
  _value?: number
|};

function App({ _value = defaultValue }: Props = {}) {
  ...
}

What happened?

error  '_value' is missing in props validation  react/prop-types

What did you expect to happen?

No error.

Other information

It worked until 7.12.0 but it fails with 7.13.0.

I created a demo project to reproduce the bug: https://github.com/willdurand/eslint-issue-prop-types.

@ljharb ljharb added the flow label Jun 3, 2019
@ljharb
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ljharb commented Jun 3, 2019

I think the issue is that you've defaulted the props arg to {}, for no reason I can see - props are unconditionally provided to react components.

What happens if you remove = {}?

@yannickcr yannickcr self-assigned this Jun 23, 2019
@yannickcr
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Thank you for the demo project, it was very helpful.

It should be fixed in next release 🙂

kodiakhq bot pushed a commit to mcansh/connection that referenced this issue Jul 26, 2019
## The devDependency [eslint-plugin-react](https://github.com/yannickcr/eslint-plugin-react) was updated from `7.13.0` to `7.14.0`.
This version is **not covered** by your **current version range**.

If you don’t accept this pull request, your project will work just like it did before. However, you might be missing out on a bunch of new features, fixes and/or performance improvements from the dependency update.

---

<details>
<summary>Release Notes for v7.14.0</summary>

<h3>Added</h3>
<ul>
<li>Add <code>jsx-curly-newline</code> rule (<a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/issues/1493" data-hovercard-type="issue" data-hovercard-url="/jsx-eslint/eslint-plugin-react/issues/1493/hovercard">#1493</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=16285118" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/golopot">@golopot</a>)</li>
<li>Add support for nested destructuring to <code>prop-types</code> (<a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/issues/296" data-hovercard-type="issue" data-hovercard-url="/jsx-eslint/eslint-plugin-react/issues/296/hovercard">#296</a> <a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/issues/1422" data-hovercard-type="issue" data-hovercard-url="/jsx-eslint/eslint-plugin-react/issues/1422/hovercard">#1422</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=16285118" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/golopot">@golopot</a>)</li>
<li>Add support for variables defined as props to <code>prop-types</code> and <code>no-unused-prop-types</code> (<a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/issues/442" data-hovercard-type="issue" data-hovercard-url="/jsx-eslint/eslint-plugin-react/issues/442/hovercard">#442</a> <a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/issues/833" data-hovercard-type="issue" data-hovercard-url="/jsx-eslint/eslint-plugin-react/issues/833/hovercard">#833</a> <a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/issues/1002" data-hovercard-type="issue" data-hovercard-url="/jsx-eslint/eslint-plugin-react/issues/1002/hovercard">#1002</a> <a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/issues/1116" data-hovercard-type="issue" data-hovercard-url="/jsx-eslint/eslint-plugin-react/issues/1116/hovercard">#1116</a> <a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/issues/1257" data-hovercard-type="issue" data-hovercard-url="/jsx-eslint/eslint-plugin-react/issues/1257/hovercard">#1257</a> <a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/issues/1764" data-hovercard-type="issue" data-hovercard-url="/jsx-eslint/eslint-plugin-react/issues/1764/hovercard">#1764</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=16285118" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/golopot">@golopot</a>)</li>
<li>Add <code>checkFragmentShorthand</code> option to <code>jsx-key</code> (<a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/pull/2316" data-hovercard-type="pull_request" data-hovercard-url="/jsx-eslint/eslint-plugin-react/pull/2316/hovercard">#2316</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=19822240" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/kaykayehnn">@kaykayehnn</a>)</li>
</ul>
<h3>Fixed</h3>
<ul>
<li>Fix <code>no-did-mount-set-state</code> and <code>no-did-update-set-state</code> to handle cDU and cDM defined as class properties (<a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/issues/1595" data-hovercard-type="issue" data-hovercard-url="/jsx-eslint/eslint-plugin-react/issues/1595/hovercard">#1595</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=1413255" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/jaaberg">@jaaberg</a>)</li>
<li>Fix <code>sort-prop-types</code> cash when a shape PropType is defined in a variable (<a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/issues/1749" data-hovercard-type="issue" data-hovercard-url="/jsx-eslint/eslint-plugin-react/issues/1749/hovercard">#1749</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=93752" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/alexzherdev">@alexzherdev</a>)</li>
<li>Fix <code>no-unused-state</code> false positive when using state of non-lifecycle method (<a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/pull/2274" data-hovercard-type="pull_request" data-hovercard-url="/jsx-eslint/eslint-plugin-react/pull/2274/hovercard">#2274</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=16285118" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/golopot">@golopot</a>)</li>
<li>Fix <code>static-property-placement</code> false positive when accessing static property inside method (<a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/issues/2283" data-hovercard-type="issue" data-hovercard-url="/jsx-eslint/eslint-plugin-react/issues/2283/hovercard">#2283</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=20278756" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/dmason30">@dmason30</a>)</li>
<li>Fix <code>prop-type</code> detection for annotated props with default value (<a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/issues/2298" data-hovercard-type="issue" data-hovercard-url="/jsx-eslint/eslint-plugin-react/issues/2298/hovercard">#2298</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=13209" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/yannickcr">@yannickcr</a>)</li>
</ul>
<h3>Changed</h3>
<ul>
<li>Add ESLint 6.0.0 as valid peerDependency (<a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=13209" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/yannickcr">@yannickcr</a>)</li>
<li>Improve <code>no-render-return-value</code> performance (<a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/pull/2259" data-hovercard-type="pull_request" data-hovercard-url="/jsx-eslint/eslint-plugin-react/pull/2259/hovercard">#2259</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=16285118" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/golopot">@golopot</a>)</li>
<li>Change <code>jsx-sort-props</code> to report errors only on the identifier (<a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/issues/2312" data-hovercard-type="issue" data-hovercard-url="/jsx-eslint/eslint-plugin-react/issues/2312/hovercard">#2312</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=74260" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/MrHen">@MrHen</a>)</li>
<li>Change to warn only once if react version cannot be detected (<a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/issues/2276" data-hovercard-type="issue" data-hovercard-url="/jsx-eslint/eslint-plugin-react/issues/2276/hovercard">#2276</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=45469" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/ljharb">@ljharb</a>)</li>
<li>Documentation improvements (<a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/pull/2263" data-hovercard-type="pull_request" data-hovercard-url="/jsx-eslint/eslint-plugin-react/pull/2263/hovercard">#2263</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=15232461" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/dimitropoulos">@dimitropoulos</a>, <a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/pull/2262" data-hovercard-type="pull_request" data-hovercard-url="/jsx-eslint/eslint-plugin-react/pull/2262/hovercard">#2262</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=473530" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/ybiquitous">@ybiquitous</a>, <a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/pull/2295" data-hovercard-type="pull_request" data-hovercard-url="/jsx-eslint/eslint-plugin-react/pull/2295/hovercard">#2295</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=1921409" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/battaglr">@battaglr</a>, <a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/pull/2302" data-hovercard-type="pull_request" data-hovercard-url="/jsx-eslint/eslint-plugin-react/pull/2302/hovercard">#2302</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=5185660" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/Jason-Cooke">@Jason-Cooke</a>, <a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/pull/2303" data-hovercard-type="pull_request" data-hovercard-url="/jsx-eslint/eslint-plugin-react/pull/2303/hovercard">#2303</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=16285118" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/golopot">@golopot</a>)</li>
<li>Code refactoring (<a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/pull/2265" data-hovercard-type="pull_request" data-hovercard-url="/jsx-eslint/eslint-plugin-react/pull/2265/hovercard">#2265</a> <a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/pull/2267" data-hovercard-type="pull_request" data-hovercard-url="/jsx-eslint/eslint-plugin-react/pull/2267/hovercard">#2267</a> <a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/pull/2286" data-hovercard-type="pull_request" data-hovercard-url="/jsx-eslint/eslint-plugin-react/pull/2286/hovercard">#2286</a> <a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/pull/2294" data-hovercard-type="pull_request" data-hovercard-url="/jsx-eslint/eslint-plugin-react/pull/2294/hovercard">#2294</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=16285118" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/golopot">@golopot</a>, <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=45469" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/ljharb">@ljharb</a>)</li>
<li>Tests improvements (<a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/pull/2304" data-hovercard-type="pull_request" data-hovercard-url="/jsx-eslint/eslint-plugin-react/pull/2304/hovercard">#2304</a> <a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/issues/1047" data-hovercard-type="issue" data-hovercard-url="/jsx-eslint/eslint-plugin-react/issues/1047/hovercard">#1047</a> <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=16285118" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/golopot">@golopot</a>, <a class="user-mention" data-hovercard-type="user" data-hovercard-url="/hovercards?user_id=13209" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://urls.greenkeeper.io/yannickcr">@yannickcr</a>)</li>
</ul>
</details>

<details>
<summary>Commits</summary>
<p>The new version differs by 68 commits.</p>
<ul>
<li><a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/commit/dfaa92f34ac39fa8c320068501ec86fe0b9c8122"><code>dfaa92f</code></a> <code>Update CHANGELOG and bump version</code></li>
<li><a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/commit/c52b61b0d371b956b6c6fef3240839f4cea2ffa7"><code>c52b61b</code></a> <code>Merge pull request #2316 from kaykayehnn/jsx-key-fragments</code></li>
<li><a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/commit/8db631b400b242266be38202926d86c244e8d116"><code>8db631b</code></a> <code>[Fix] Fix detection of annotated props with default value</code></li>
<li><a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/commit/bbebefd2292294e892f743993f2cc778e3e36a85"><code>bbebefd</code></a> <code>[Tests] Remove AppVeyor</code></li>
<li><a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/commit/0d49f5abd1d5423a7a305d26cad9a7f5b046bc89"><code>0d49f5a</code></a> <code>[New] Add ESLint ^6.0.0 as valid peerDependency</code></li>
<li><a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/commit/0364ed210b95f1a14bda0180a3d194cf9e6b7176"><code>0364ed2</code></a> <code>Fix formatting issues</code></li>
<li><a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/commit/7c1abedb575bd97404933ec85144697a30778443"><code>7c1abed</code></a> <code>Add checkFragmentShorthand option</code></li>
<li><a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/commit/ed04c2fd48a1c1ad21daade6225229e281446c6a"><code>ed04c2f</code></a> <code>Fix tests in eslint &lt; 5</code></li>
<li><a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/commit/0d1aaf8b569e6d22bba90467fe46ee7062e5e5ba"><code>0d1aaf8</code></a> <code>Handle fragments in jsx-key</code></li>
<li><a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/commit/7d449a9e4a1330ab950df4b55348d6eff5d025af"><code>7d449a9</code></a> <code>[New] <code>jsx-sort-props</code>: Change reported range to only the identifier</code></li>
<li><a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/commit/1e102f0d3281c24cd1b99c27bdbf63c14d6bcde2"><code>1e102f0</code></a> <code>Change reported range to only the identifier</code></li>
<li><a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/commit/e6b4c33a1db4cc94c3e9223b09fb92b1dbddc00d"><code>e6b4c33</code></a> <code>Merge pull request #2301 from golopot/fix-cached-props-2</code></li>
<li><a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/commit/9a63e19460e7ddbf988f328cf9f9730f4f156e0d"><code>9a63e19</code></a> <code>Immediately destructure out propVariables rather than using it as a namespace</code></li>
<li><a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/commit/3a1a0d1d159efd6bb3c597671e4ec8afaee22018"><code>3a1a0d1</code></a> <code>Apply suggestion: replace mutation with Object.assign</code></li>
<li><a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/commit/89b8143ac18f4d3f0d45717436ad2aa344e2d494"><code>89b8143</code></a> <code>Apply suggestion: replace concat([a]) with concat(a)</code></li>
</ul>
<p>There are 68 commits in total.</p>
<p>See the <a href="https://urls.greenkeeper.io/yannickcr/eslint-plugin-react/compare/f39829ffb3134fb1298c7e96a4349eb835f15877...dfaa92f34ac39fa8c320068501ec86fe0b9c8122">full diff</a></p>
</details>

<details>
  <summary>FAQ and help</summary>

  There is a collection of [frequently asked questions](https://greenkeeper.io/faq.html). If those don’t help, you can always [ask the humans behind Greenkeeper](https://github.com/greenkeeperio/greenkeeper/issues/new).
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