https://github.com/voxpelli/compare-eslint-configs

Compare ESLint configs
https://github.com/voxpelli/compare-eslint-configs

cli diff eslint

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Compare ESLint configs

• Host: GitHub
• URL: https://github.com/voxpelli/compare-eslint-configs
• Owner: voxpelli
• License: mit
• Created: 2022-07-13T15:59:09.000Z (over 2 years ago)
• Default Branch: main
• Last Pushed: 2024-04-30T07:07:44.000Z (10 months ago)
• Last Synced: 2024-05-01T12:23:40.077Z (10 months ago)
• Topics: cli, diff, eslint
• Language: JavaScript
• Homepage:
• Size: 128 KB
• Stars: 12
• Watchers: 2
• Forks: 0
• Open Issues: 14
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# Compare ESLint configs

[![npm version](https://img.shields.io/npm/v/compare-eslint-configs.svg?style=flat)](https://www.npmjs.com/package/compare-eslint-configs)

[![npm downloads](https://img.shields.io/npm/dm/compare-eslint-configs.svg?style=flat)](https://www.npmjs.com/package/compare-eslint-configs)

[![js-semistandard-style](https://img.shields.io/badge/code%20style-semistandard-brightgreen.svg)](https://github.com/voxpelli/eslint-config)

[![ES Module Ready Badge](https://img.shields.io/badge/es%20module%20ready-yes-success.svg)](https://esmodules.dev/)

[![Types in JS](https://img.shields.io/badge/types_in_js-yes-brightgreen)](https://github.com/voxpelli/types-in-js)

## Usage

```bash

npm install -g compare-eslint-configs

compare-eslint-configs compare .eslintrc new.eslintrc

```

Or simply:

```bash

npx compare-eslint-configs compare .eslintrc new.eslintrc

```

## Commands

Found by running `compare-eslint-configs --help`

  * **compare** - compares the provided eslint config file(s)

  * **diff** - prints what's changed between the second and the first file

  * **summary** - prints a summary of the specified configs

## Options

Found by running `compare-eslint-configs  --help`, eg: `compare-eslint-configs compare --help`

## Example

### CLI output

```bash

npx compare-eslint-configs compare new.eslintrc -t cli.js

```

![CLI output](docs/cli-output2.png)

### Markdown output

```bash

npx compare-eslint-configs compare new.eslintrc -t cli.js -m

```

> # Only active in some:

>

> * **new.eslintrc**

>   * [for-direction](https://eslint.org/docs/rules/for-direction)

>

>

> # Mixed severities:

>

> * [**func-style**](https://eslint.org/docs/rules/func-style)

>   * _warn_: .eslintrc

>   * _error_: new.eslintrc

> * [**unicorn/prefer-event-target**](https://github.com/sindresorhus/eslint-plugin-unicorn/blob/v43.0.2/docs/rules/prefer-event-target.md)

>   * _warn_: .eslintrc

>   * _error_: new.eslintrc

>

>

> # Mixed configs where otherwise okay:

>

> * [**no-console**](https://eslint.org/docs/rules/no-console)

> * _new.eslintrc_:

>   ```json

>   [{"allow":["warn","error"]}]

>   ```

## See also

* [`@voxpelli/eslint-formatter-summary`](https://github.com/voxpelli/eslint-formatter-summary) – can summarize errors/warnings by ESLint rule + print that list as markdown