@draconides/eslint-config-base/index.mjs

Draconides Eslint Config

import js from '@eslint/js';
import eslintConfigPrettier from 'eslint-config-prettier';
import importPlugin from 'eslint-plugin-import';
import eslintPluginPrettier from 'eslint-plugin-prettier/recommended';

export default [
    eslintPluginPrettier,
    eslintConfigPrettier,
    js.configs.recommended,
    importPlugin.flatConfigs.recommended,
    {
        files: ['**/*.{js,mjs,cjs}'],
        languageOptions: {
            ecmaVersion: 'latest',
            sourceType: 'module',
        },
        rules: {
            'prettier/prettier': [
                'error',
                {
                    singleQuote: true,
                    trailingComma: 'all',
                    tabWidth: 4,
                    bracketSpacing: true,
                    arrowParens: 'always',
                    endOfLine: 'lf',
                    semi: true,
                },
            ],

            'no-console': 'warn',
            'linebreak-style': ['error', 'unix'],

            'no-unused-vars': [
                'error',
                {
                    vars: 'all',
                    args: 'after-used',
                    ignoreRestSiblings: false,
                },
            ],

            'no-import-assign': 'error',

            'no-undef': [
                'error',
                {
                    typeof: true,
                },
            ],

            'no-unexpected-multiline': 'error',
            'no-self-assign': 'error',
            'no-unreachable': 'error',
            'no-unreachable-loop': 'error',
            'no-unsafe-optional-chaining': 'error',
            'no-use-before-define': 'error',
            'no-useless-backreference': 'error',

            'valid-typeof': [
                'error',
                {
                    requireStringLiterals: false,
                },
            ],

            camelcase: 'error',
            curly: 'error',
            eqeqeq: 'error',
            'no-shadow': 'error',
            'no-var': 'error',
            radix: 'error',
            'import/first': 'error',
            'import/newline-after-import': 'error',
            'import/no-namespace': 'error',
            'import/no-empty-named-blocks': 'error',
            'import/no-useless-path-segments': 'error',
            'import/consistent-type-specifier-style': 'error',

            'import/order': [
                'error',
                {
                    groups: ['index', 'sibling', 'parent', 'internal', 'external', 'builtin', 'object', 'type'],

                    alphabetize: {
                        order: 'asc',
                        caseInsensitive: true,
                    },

                    'newlines-between': 'always',
                },
            ],
        },
    },
];