Domains

Use this domain inside Next.js projects.

Next activation

Enabled the recommended rules of the domain:

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{
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  "linter": {
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    "domains": {
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      "next": "recommended"
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    }
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  }
7
}

Enabled the all rules of the domain:

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{
2
  "linter": {
3
    "domains": {
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      "next": "all"
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    }
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  }
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}

Disable all rules of the domain:

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{
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  "linter": {
3
    "domains": {
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      "next": "off"
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    }
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  }
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}

Next dependencies

Enabled when the following dependencies are declared:

next: >=14.0.0

Next rules

Rules that belong to the domain:

useExhaustiveDependencies (recommended)
useHookAtTopLevel (recommended)
noUnwantedPolyfillio (recommended)
useGoogleFontPreconnect (recommended)
noImgElement (recommended)
noHeadElement (recommended)
noDocumentImportInPage (recommended)
noHeadImportInDocument (recommended)

Project

This domain contains rules that perform project-level analysis. This includes our module graph for dependency resolution, as well as type information. When enabling rules that belong to this domain, Biome will scan the entire project. The scanning phase will have a performance impact on the linting process.

Project activation

Enabled the recommended rules of the domain:

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{
2
  "linter": {
3
    "domains": {
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      "project": "recommended"
5
    }
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  }
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}

Enabled the all rules of the domain:

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{
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  "linter": {
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    "domains": {
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      "project": "all"
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    }
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  }
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}

Disable all rules of the domain:

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{
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  "linter": {
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    "domains": {
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      "project": "off"
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    }
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  }
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}

Project rules

Rules that belong to the domain:

React

Use this domain inside React projects. It enables a set of rules that can help catching bugs and enforce correct practices. This domain enable rules that might conflict with the Solid domain.

React activation

Enabled the recommended rules of the domain:

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{
2
  "linter": {
3
    "domains": {
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      "react": "recommended"
5
    }
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  }
7
}

Enabled the all rules of the domain:

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{
2
  "linter": {
3
    "domains": {
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      "react": "all"
5
    }
6
  }
7
}

Disable all rules of the domain:

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{
2
  "linter": {
3
    "domains": {
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      "react": "off"
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    }
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  }
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}

React dependencies

Enabled when the following dependencies are declared:

react: >=16.0.0

React rules

Rules that belong to the domain:

noRenderReturnValue (recommended)
useExhaustiveDependencies (recommended)
useHookAtTopLevel (recommended)
useJsxKeyInIterable (recommended)

Solid

Use this domain inside Solid projects. This domain enables rules that might conflict with the React domain.

Solid activation

Enabled the recommended rules of the domain:

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{
2
  "linter": {
3
    "domains": {
4
      "solid": "recommended"
5
    }
6
  }
7
}

Enabled the all rules of the domain:

1
{
2
  "linter": {
3
    "domains": {
4
      "solid": "all"
5
    }
6
  }
7
}

Disable all rules of the domain:

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{
2
  "linter": {
3
    "domains": {
4
      "solid": "off"
5
    }
6
  }
7
}

Solid dependencies

Enabled when the following dependencies are declared:

solid: >=1.0.0

Solid rules

Rules that belong to the domain:

Test

Use this domain when linting test files. It enables a set of rules that are library agnostic, and can help to catch possible misuse of the test APIs.

Test activation

Enabled the recommended rules of the domain:

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{
2
  "linter": {
3
    "domains": {
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      "test": "recommended"
5
    }
6
  }
7
}

Enabled the all rules of the domain:

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{
2
  "linter": {
3
    "domains": {
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      "test": "all"
5
    }
6
  }
7
}

Disable all rules of the domain:

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{
2
  "linter": {
3
    "domains": {
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      "test": "off"
5
    }
6
  }
7
}

Test dependencies

Enabled when the following dependencies are declared:

jest: >=26.0.0
mocha: >=8.0.0
ava: >=2.0.0
vitest: >=1.0.0

Test globals

When enabled, the following global bindings are recognised by Biome:

after
afterAll
afterEach
before
beforeEach
beforeAll
describe
it
expect
test

Test rules

Rules that belong to the domain: