@swimlane/eslint-config/typescript/__fixtures__/ok.ts

Linting rules for Javascript

/* globals readdirSync:readonly */

import test from 'tape';

// eslint-disable-next-line @typescript-eslint/no-var-requires
const base = require('../base');

const files = { base };

readdirSync('../rules').forEach((name: string) => {
  if (name === 'react.js' || name === 'react-a11y.js') {
    return;
  }

  // eslint-disable-next-line security/detect-non-literal-require, security/detect-object-injection, security/detect-object-injection
  files[name] = require(`../rules/${ name }`);
});

Object.keys(files).forEach(name => {
  // eslint-disable-next-line security/detect-object-injection
  const config = files[name];

  // eslint-disable-next-line @typescript-eslint/no-explicit-any
  test(`${ name }: does not reference react`, (t: any) => {
    t.plan(2);

    // scan plugins for react and fail if it is found
    const hasReactPlugin = Object.prototype.hasOwnProperty.call(config, 'plugins')
      && config.plugins.indexOf('react') !== -1;
    t.notOk(hasReactPlugin, 'there is no react plugin');

    // scan rules for react/ and fail if any exist
    const reactRuleIds = Object.keys(config.rules)
      .filter(ruleId => ruleId.indexOf('react/') === 0);
    t.deepEquals(reactRuleIds, [], 'there are no react/ rules');
  });
});

// 'no-underscore-dangle': 'off'
const _underscore = 123;

// @typescript-eslint/no-unused-vars: ['error', { argsIgnorePattern: '^_' }]
export const x = (_unused: string): number => {
  return _underscore;
};

// '@typescript-eslint/naming-convention': [
//   'error',
//   { selector: 'enumMember', format: null }
// ]
export enum X {
  camelCase,
  PascalCase,
  snake_case,
  UPPER_CASE
}

// non-null assertions: false
export const includesBaz: boolean = foo.bar!.includes('baz');