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False positives on "Declare only one React component per file" (react/no-multi-comp) #1088

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MoOx opened this issue Feb 23, 2017 · 3 comments · Fixed by singapore/lint-condo#262

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@MoOx
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MoOx commented Feb 23, 2017

import test from "jest-ava-api"
import React, { createElement } from "react"
import { createRenderer } from "react-addons-test-utils"

const renderer = (...args) => { // I guess this is detected as a component
  const render = createRenderer()
  render.render(...args)
  return render.getRenderOutput()
}

test("what", () => {
  return {
    isActive: () => false, // what?
  }
})

react/no-multi-comp is detecting 2 components here since I get a warning on the last () => false.
Both are wrong.

Ps: the code does not make sense as it is as I removed some part to make the debugging more easy.

Not that if I does not import createElement, the error seems to disappear (but I need this...)

MoOx added a commit to MoOx/phenomic that referenced this issue Feb 23, 2017
benstepp added a commit to benstepp/eslint-plugin-react that referenced this issue Feb 23, 2017
Previously, when createElement was destructured from React, it would
cause any function defined in the file to be flagged as a React
Component. This change makes it such that the function must call
createElement to be considered a component.

Fixes jsx-eslint#1088
@ljharb
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ljharb commented Feb 23, 2017

(Unrelated, but you may want to check out enzyme rather than creating your own renderers)

benstepp added a commit to benstepp/eslint-plugin-react that referenced this issue Feb 23, 2017
Previously, when createElement was destructured from React, it would
cause any function defined in the file to be flagged as a React
Component. This change makes it such that the function must call
createElement to be considered a component.

Fixes jsx-eslint#1088

---

Review: Use object.assign with sourceType: module in the added test over
babel-eslint.
omerzach pushed a commit to omerzach/eslint-plugin-react that referenced this issue Mar 21, 2017
Previously, when createElement was destructured from React, it would
cause any function defined in the file to be flagged as a React
Component. This change makes it such that the function must call
createElement to be considered a component.

Fixes jsx-eslint#1088

---

Review: Use object.assign with sourceType: module in the added test over
babel-eslint.
@ljharb
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ljharb commented May 8, 2017

@nickbouton would you mind filing a new issue about it?

@nickbouton
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@ljharb Sure, added #1181 & removed my comment here.

LuisDev8913 pushed a commit to LuisDev8913/phenomic that referenced this issue Dec 20, 2023
github-actions bot pushed a commit to capitnflam/eslint-plugin that referenced this issue Mar 16, 2024
# [1.1.0](v1.0.1...v1.1.0) (2024-03-16)

### chore

* **deps-dev:** bump [@types](https://github.com/types)/node from 20.11.27 to 20.11.28 ([#13](#13)) ([738e28c](738e28c))
* **deps:** bump eslint-plugin-react from 7.34.0 to 7.34.1 ([#12](#12)) ([ad9f1b3](ad9f1b3)), closes [#3700](https://github.com/capitnflam/eslint-plugin/issues/3700) [#3701](https://github.com/capitnflam/eslint-plugin/issues/3701) [#3704](https://github.com/capitnflam/eslint-plugin/issues/3704) [#3705](https://github.com/capitnflam/eslint-plugin/issues/3705) [#3707](https://github.com/capitnflam/eslint-plugin/issues/3707) [#3713](https://github.com/capitnflam/eslint-plugin/issues/3713) [#3715](https://github.com/capitnflam/eslint-plugin/issues/3715) [#1000](https://github.com/capitnflam/eslint-plugin/issues/1000) [jsx-eslint/eslint-plugin-react#1000](jsx-eslint/eslint-plugin-react#1000) [#1002](https://github.com/capitnflam/eslint-plugin/issues/1002) [jsx-eslint/eslint-plugin-react#1002](jsx-eslint/eslint-plugin-react#1002) [#1005](https://github.com/capitnflam/eslint-plugin/issues/1005) [jsx-eslint/eslint-plugin-react#1005](jsx-eslint/eslint-plugin-react#1005) [#100](https://github.com/capitnflam/eslint-plugin/issues/100) [jsx-eslint/eslint-plugin-react#100](jsx-eslint/eslint-plugin-react#100) [#1010](https://github.com/capitnflam/eslint-plugin/issues/1010) [jsx-eslint/eslint-plugin-react#1010](jsx-eslint/eslint-plugin-react#1010) [#1013](https://github.com/capitnflam/eslint-plugin/issues/1013) [jsx-eslint/eslint-plugin-react#1013](jsx-eslint/eslint-plugin-react#1013) [#1022](https://github.com/capitnflam/eslint-plugin/issues/1022) [jsx-eslint/eslint-plugin-react#1022](jsx-eslint/eslint-plugin-react#1022) [#1029](https://github.com/capitnflam/eslint-plugin/issues/1029) [jsx-eslint/eslint-plugin-react#1029](jsx-eslint/eslint-plugin-react#1029) [#102](https://github.com/capitnflam/eslint-plugin/issues/102) [jsx-eslint/eslint-plugin-react#102](jsx-eslint/eslint-plugin-react#102) [#1034](https://github.com/capitnflam/eslint-plugin/issues/1034) [jsx-eslint/eslint-plugin-react#1034](jsx-eslint/eslint-plugin-react#1034) [#1038](https://github.com/capitnflam/eslint-plugin/issues/1038) [jsx-eslint/eslint-plugin-react#1038](jsx-eslint/eslint-plugin-react#1038) [#1041](https://github.com/capitnflam/eslint-plugin/issues/1041) [jsx-eslint/eslint-plugin-react#1041](jsx-eslint/eslint-plugin-react#1041) [#1043](https://github.com/capitnflam/eslint-plugin/issues/1043) [jsx-eslint/eslint-plugin-react#1043](jsx-eslint/eslint-plugin-react#1043) [#1046](https://github.com/capitnflam/eslint-plugin/issues/1046) [jsx-eslint/eslint-plugin-react#1046](jsx-eslint/eslint-plugin-react#1046) [#1047](https://github.com/capitnflam/eslint-plugin/issues/1047) [jsx-eslint/eslint-plugin-react#1047](jsx-eslint/eslint-plugin-react#1047) [#1050](https://github.com/capitnflam/eslint-plugin/issues/1050) [jsx-eslint/eslint-plugin-react#1050](jsx-eslint/eslint-plugin-react#1050) [#1053](https://github.com/capitnflam/eslint-plugin/issues/1053) [jsx-eslint/eslint-plugin-react#1053](jsx-eslint/eslint-plugin-react#1053) [#1057](https://github.com/capitnflam/eslint-plugin/issues/1057) [jsx-eslint/eslint-plugin-react#1057](jsx-eslint/eslint-plugin-react#1057) [#105](https://github.com/capitnflam/eslint-plugin/issues/105) [jsx-eslint/eslint-plugin-react#105](jsx-eslint/eslint-plugin-react#105) [#1061](https://github.com/capitnflam/eslint-plugin/issues/1061) [jsx-eslint/eslint-plugin-react#1061](jsx-eslint/eslint-plugin-react#1061) [#1062](https://github.com/capitnflam/eslint-plugin/issues/1062) [jsx-eslint/eslint-plugin-react#1062](jsx-eslint/eslint-plugin-react#1062) [#1070](https://github.com/capitnflam/eslint-plugin/issues/1070) [jsx-eslint/eslint-plugin-react#1070](jsx-eslint/eslint-plugin-react#1070) [#1071](https://github.com/capitnflam/eslint-plugin/issues/1071) [jsx-eslint/eslint-plugin-react#1071](jsx-eslint/eslint-plugin-react#1071) [#1073](https://github.com/capitnflam/eslint-plugin/issues/1073) [jsx-eslint/eslint-plugin-react#1073](jsx-eslint/eslint-plugin-react#1073) [#1076](https://github.com/capitnflam/eslint-plugin/issues/1076) [jsx-eslint/eslint-plugin-react#1076](jsx-eslint/eslint-plugin-react#1076) [#1079](https://github.com/capitnflam/eslint-plugin/issues/1079) [jsx-eslint/eslint-plugin-react#1079](jsx-eslint/eslint-plugin-react#1079) [#1088](https://github.com/capitnflam/eslint-plugin/issues/1088) [jsx-eslint/eslint-plugin-react#1088](jsx-eslint/eslint-plugin-react#1088) [#1098](https://github.com/capitnflam/eslint-plugin/issues/1098) [jsx-eslint/eslint-plugin-react#1098](jsx-eslint/eslint-plugin-react#1098) [#1101](https://github.com/capitnflam/eslint-plugin/issues/1101) [jsx-eslint/eslint-plugin-react#1101](jsx-eslint/eslint-plugin-react#1101) [#1103](https://github.com/capitnflam/eslint-plugin/issues/1103) [jsx-eslint/eslint-plugin-react#1103](jsx-eslint/eslint-plugin-react#1103) [#110](https://github.com/capitnflam/eslint-plugin/issues/110) [jsx-eslint/eslint-plugin-react#110](jsx-eslint/eslint-plugin-react#110) [#1116](https://github.com/capitnflam/eslint-plugin/issues/1116) [jsx-eslint/eslint-plugin-react#1116](jsx-eslint/eslint-plugin-react#1116) [#1117](https://github.com/capitnflam/eslint-plugin/issues/1117) [jsx-eslint/eslint-plugin-react#1117](jsx-eslint/eslint-plugin-react#1117) [#1119](https://github.com/capitnflam/eslint-plugin/issues/1119) [jsx-eslint/eslint-plugin-react#1119](jsx-eslint/eslint-plugin-react#1119) [#1121](https://github.com/capitnflam/eslint-plugin/issues/1121) [jsx-eslint/eslint-plugin-react#1121](jsx-eslint/eslint-plugin-react#1121) [#1122](https://github.com/capitnflam/eslint-plugin/issues/1122) [jsx-eslint/eslint-plugin-react#1122](jsx-eslint/eslint-plugin-react#1122) [#1123](https://github.com/capitnflam/eslint-plugin/issues/1123) [jsx-eslint/eslint-plugin-react#1123](jsx-eslint/eslint-plugin-react#1123) [#3700](https://github.com/capitnflam/eslint-plugin/issues/3700) [#3701](https://github.com/capitnflam/eslint-plugin/issues/3701) [#3704](https://github.com/capitnflam/eslint-plugin/issues/3704) [#3705](https://github.com/capitnflam/eslint-plugin/issues/3705) [#3707](https://github.com/capitnflam/eslint-plugin/issues/3707) [#3713](https://github.com/capitnflam/eslint-plugin/issues/3713) [#3715](https://github.com/capitnflam/eslint-plugin/issues/3715) [#3715](https://github.com/capitnflam/eslint-plugin/issues/3715) [jsx-eslint/eslint-plugin-react#3715](jsx-eslint/eslint-plugin-react#3715) [#3713](https://github.com/capitnflam/eslint-plugin/issues/3713) [jsx-eslint/eslint-plugin-react#3713](jsx-eslint/eslint-plugin-react#3713) [#3707](https://github.com/capitnflam/eslint-plugin/issues/3707) [jsx-eslint/eslint-plugin-react#3707](jsx-eslint/eslint-plugin-react#3707) [#3705](https://github.com/capitnflam/eslint-plugin/issues/3705) [jsx-eslint/eslint-plugin-react#3705](jsx-eslint/eslint-plugin-react#3705) [#3704](https://github.com/capitnflam/eslint-plugin/issues/3704) [jsx-eslint/eslint-plugin-react#3704](jsx-eslint/eslint-plugin-react#3704) [#3701](https://github.com/capitnflam/eslint-plugin/issues/3701) [jsx-eslint/eslint-plugin-react#3701](jsx-eslint/eslint-plugin-react#3701) [#3700](https://github.com/capitnflam/eslint-plugin/issues/3700) [jsx-eslint/eslint-plugin-react#3700](jsx-eslint/eslint-plugin-react#3700)

### ci

* add auto assign action ([#14](#14)) ([07d1f9a](07d1f9a))
* add check workflow ([#11](#11)) ([8afc82a](8afc82a))

### feat

* add [@eslint-community](https://github.com/eslint-community)/eslint-plugin-eslint-comments ([#17](#17)) ([fe2bf30](fe2bf30))
* add eslint-plugin-n ([#18](#18)) ([203d603](203d603))
* add eslint-plugin-security ([#16](#16)) ([e7f8c2e](e7f8c2e))
* add eslint-plugin-sonarjs ([#15](#15)) ([5bca4e1](5bca4e1))
* **react:** add some security linting ([#10](#10)) ([4424b67](4424b67))
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