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chore: migrate eslint to flat config #2212
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| // @ts-check | ||
|
|
||
| import eslint from '@eslint/js' | ||
| import tseslint from 'typescript-eslint' | ||
| import eslintConfigPrettier from 'eslint-config-prettier' | ||
| import eslintPluginPrettier from 'eslint-plugin-prettier/recommended' | ||
|
|
||
| export default tseslint.config( | ||
| eslint.configs.recommended, | ||
| eslintConfigPrettier, | ||
| ...tseslint.configs.recommended, | ||
| { | ||
| languageOptions: { | ||
| parserOptions: { ecmaVersion: 2020, sourceType: 'module' }, | ||
| }, | ||
| rules: { | ||
| 'no-console': [ | ||
| 'error', | ||
| { | ||
| allow: [ | ||
| 'log', | ||
| 'warn', | ||
| 'error', | ||
| 'group', | ||
| 'groupCollapsed', | ||
| 'groupEnd', | ||
| ], | ||
| }, | ||
| ], | ||
| '@typescript-eslint/prefer-ts-expect-error': 'error', | ||
| '@typescript-eslint/no-explicit-any': 'off', | ||
| '@typescript-eslint/explicit-module-boundary-types': 'off', | ||
| '@typescript-eslint/ban-ts-comment': 'off', | ||
| '@typescript-eslint/no-namespace': [ | ||
| 'error', | ||
| { | ||
| allowDeclarations: true, | ||
| }, | ||
| ], | ||
| '@typescript-eslint/no-var-requires': 'off', | ||
| '@typescript-eslint/no-unused-vars': [ | ||
| 'error', | ||
| { | ||
| varsIgnorePattern: '^_', | ||
| argsIgnorePattern: '^_', | ||
| }, | ||
| ], | ||
| }, | ||
| }, | ||
| // Unused variables are useful in test files, and type test files | ||
| { | ||
| files: ['**/*.test.ts', '**/*.test-d.ts'], | ||
| rules: { | ||
| '@typescript-eslint/no-unused-vars': 'off', | ||
| }, | ||
| }, | ||
| // @ts-expect-error tseslint adds strict typing to this configuration, eslint-plugin-prettier has an incompatible type | ||
| eslintPluginPrettier, | ||
| ) | ||
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Is there any chance the config can be written in TypeScript?
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It can indeed. Although only through an unstable_ flag in eslint. see here
Pull in the unstable flag (and jiti dev dependency) or leave as js?