@lionstone-digital/eslint-config/src/core.js

Helpful eslint config for your projects

import eslint from '@eslint/js'
import stylistic from '@stylistic/eslint-plugin'
import eslintImportX from 'eslint-plugin-import-x'
import eslintNoRelativeImportPaths from 'eslint-plugin-no-relative-import-paths'
import globals from 'globals'

export default [
  // Base
  {
    languageOptions: {
      globals: {
        ...globals.browser,
        ...globals.node
      },
      ecmaVersion: 'latest',
      sourceType: 'module'
    }
  },
  {
    files: ['**/*.{js,mjs,cjs,jsx,mjsx,ts,tsx,mtsx}']
  },
  {
    ignores: ['**/node_modules/**', '**/dist/**', '**/assets/**', '**/*.config.js']
  },

  // For JavaScript
  eslint.configs.recommended,

  // For Imports
  {
    plugins: {
      'import-x': eslintImportX
    },
    settings: {
      'import-x/parsers': {
        '@typescript-eslint/parser': ['.ts', '.tsx']
      },
      'import-x/resolver': {
        typescript: true,
        node: true
      }
    },
    rules: {
      'import-x/no-unresolved': 'error'
    }
  },
  {
    plugins: {
      'no-relative-import-paths': eslintNoRelativeImportPaths
    },
    rules: {
      'no-relative-import-paths/no-relative-import-paths': [
        'error',
        {
          allowSameFolder: true
        }
      ]
    }
  },

  // For Custom Rules
  {
    rules: {
      'no-console': 'error'
    }
  },

  // For Stylistic
  {
    plugins: {
      '@stylistic': stylistic
    },
    rules: {
      '@stylistic/padding-line-between-statements': [
        'error',
        { blankLine: 'always', prev: '*', next: 'return' },
        { blankLine: 'always', prev: ['const', 'let', 'var'], next: '*' },
        { blankLine: 'any', prev: ['const', 'let', 'var'], next: ['const', 'let', 'var'] }
      ]
    }
  }
]