@jakesidsmith/tsb/src/constants.ts

Dead simple TypeScript bundler, watcher, dev server, transpiler, and polyfiller

import { JSX } from './types';

export const PROGRAM = 'tsb';
export const DESCRIPTION =
  'Dead simple TypeScript bundler, watcher, dev server, transpiler, and polyfiller';

export const CONFIG_FILE_NAME = `${PROGRAM}.config.ts`;

export const EXTENSIONS = ['.ts', '.tsx', '.js', '.jsx', '.cjs', '.mjs'];
export const MATCHES_EXTENSION = new RegExp(
  `\\.(${EXTENSIONS.map((ext) => ext.substr(1)).join('|')})$`
);
export const MATCHES_GLOB = /\/[*/]+\/?$/;

export const VALID_JSX_OPTIONS: readonly JSX[] = [
  'preserve',
  'react',
  'react-jsx',
  'react-jsxdev',
  'react-native',
];