spinjs/src/cli.ts

<p align="center"><a href="#"><img width="150" src="https://rawgit.com/sysgears/jsapp/master/packages/spinjs/logo.svg"></a></p>

import * as minilog from 'minilog';
import * as yargs from 'yargs';

import createConfig from './createConfig';
import execute from './executor';

minilog.enable();
const logger = minilog('spin');
try {
  const argv = yargs
    .command('build', 'compiles package for usage in production')
    .command(['watch', 'start'], 'launches package in development mode with hot code reload')
    .command('exp', 'launches server for exp and exp tool')
    .command('test [mocha-webpack options]', 'runs package tests')
    .demandCommand(1, '')
    .option('c', {
      describe: 'Specify path to config file',
      type: 'string'
    })
    .option('verbose', {
      alias: 'v',
      default: false,
      describe: 'Show generated config',
      type: 'boolean'
    })
    .version(require('../package.json').version) // tslint:disable-line
    .argv;

  const cmd = argv._[0];
  let config;
  if (argv.help && cmd !== 'exp') {
    yargs.showHelp();
  } else {
    const cwd = process.cwd();
    if (['exp', 'build', 'test', 'watch', 'start'].indexOf(cmd) >= 0) {
      config = createConfig(cwd, cmd, argv);
    }

    if (Object.keys(config.builders).length === 0) {
      throw new Error('No spinjs builders found, exiting.');
    }
    execute(cmd, argv, config.builders, config.spin);
  }
} catch (e) {
  logger.error(e);
}