@lesnoypudge/eslint-base-config/generate.ts

lesnoypudge's eslint-base-config

import stylisticPlugin from '@stylistic/eslint-plugin';
import eslint from '@eslint/js';
import tseslint from 'typescript-eslint';
import type { TSESLint } from '@typescript-eslint/utils';
import { writeFileSync } from 'node:fs';

const extractRuleKeysFromArrayConfig = (
    configArr: TSESLint.FlatConfig.Config[],
) => {
    let result: string[] = [];

    configArr.forEach((config) => {
        if (!config.rules) return;

        result = result.concat(Object.keys(config.rules));
    });

    return result;
};

const tseslintConflict = {
    rules: {
        ...tseslint.configs.eslintRecommended.rules,
        'dot-notation': 'off',
        'no-empty-function': 'off',
        'no-array-constructor': 'off',
        'no-implied-eval': 'off',
        'no-loss-of-precision': 'off',
        'no-unused-vars': 'off',
        'no-useless-constructor': 'off',
        'no-throw-literal': 'off',
        'prefer-promise-reject-errors': 'off',
        'require-await': 'off',
    },
} satisfies TSESLint.FlatConfig.Config;

const allRuleKeys: string[] = [
    ...Object.keys(eslint.configs.all.rules),
    ...extractRuleKeysFromArrayConfig(tseslint.configs.all),
    ...Object.keys(tseslintConflict.rules),
    ...Object.keys(stylisticPlugin.configs['disable-legacy'].rules ?? []),
    ...Object.keys(stylisticPlugin.configs['all-flat'].rules ?? []),
];

const rulesObject: TSESLint.FlatConfig.Config = {
    rules: allRuleKeys.reduce<NonNullable<TSESLint.FlatConfig.Config['rules']>>(
        (acc, cur) => {
            acc[cur] = 'warn';
            return acc;
        },
        {},
    ),
};

writeFileSync('rules.json', JSON.stringify(rulesObject));

console.log(allRuleKeys.length);

// console.log(JSON.stringify(allRuleKeys))

// console.log(JSON.stringify(stylisticPlugin.configs["disable-legacy"].rules))