eslint-config-niieani/lib/base.js

Reusable ESLint config for Beemo configured projects.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const scaffold_config_constants_1 = require("@niieani/scaffold-config-constants");
// The following rules are either overriding Airbnb's defaults,
// or they are enabling new rules that aren't in Airbnb yet.
const config = {
    rules: {
        // Use tabs instead of spaces for accessibility
        indent: ['error', 'tab'],
        'no-tabs': 'off',
        // Annoying as some class methods are nice to not be static
        'class-methods-use-this': 'off',
        // Encourage breaking up code when applicable
        complexity: ['error', 11],
        // Allow either kind of comments (docblocks vs inline)
        'multiline-comment-style': 'off',
        // Always prefer object destructuring, but array is optional
        'prefer-destructuring': [
            'error',
            {
                object: true,
                array: false,
            },
        ],
        // Always sort object members for better readability
        'sort-keys': [
            'error',
            'asc',
            {
                caseSensitive: scaffold_config_constants_1.CASE_SENSITIVE,
                natural: true,
            },
        ],
        // Avoid bad or problematic syntax/patterns
        'no-constant-binary-expression': 'error',
        'no-constant-condition': 'error',
        'no-constructor-return': 'error',
        'no-div-regex': 'error',
        'no-dupe-else-if': 'error',
        'no-import-assign': 'error',
        'no-native-reassign': 'error',
        'no-promise-executor-return': 'error',
        'no-setter-return': 'error',
        'no-unreachable-loop': 'error',
        'no-unsafe-optional-chaining': [
            'error',
            { disallowArithmeticOperators: true },
        ],
        'no-unused-private-class-members': 'error',
        'no-useless-call': 'error',
        'require-atomic-updates': 'error',
        // Prefer compact syntax when applicable
        'prefer-exponentiation-operator': 'error',
        'prefer-regex-literals': ['error', { disallowRedundantWrapping: true }],
        // Prefer explicitness for readability
        'no-implicit-coercion': 'error',
        // Encourage reusable constants with descriptive comments
        'no-magic-numbers': [
            'error',
            {
                ignore: [-3, -2, -1, 0, 1, 2, 3, 10, 100, 1_000, 10_000],
                ignoreArrayIndexes: true,
                enforceConst: true,
                // if used from @typescript-eslint/no-magic-numbers:
                // ignoreEnums: true,
                // ignoreNumericLiteralTypes: true,
                // ignoreReadonlyClassProperties: true,
                // ignoreTypeIndexes: true,
            },
        ],
        // Sounds good in practice but is overkill
        'require-unicode-regexp': 'off',
        // Doesnt scope correctly with `this` in arrow functions
        'no-invalid-this': 'off',
        // Allow modern APIs
        'no-restricted-syntax': 'off',
        'prefer-object-has-own': 'error',
    },
};
module.exports = config;
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