reporter.js

exports.reporter = function (errors, results) {
  var
    buffer = '',
    title = 'error';

  function numberWang(wangaNumb) {
    var
      thatsNumberWang = 5 - wangaNumb,
      stayNumberWang = '', i;

    for (i = 0; i < thatsNumberWang; i += 1) {
      stayNumberWang += ' ';
    }

    return stayNumberWang;
  }

  if (results && results[0] && results[0].file) {
    buffer += '[JSHint: ' + results[0].file + ']\n\n';
  } else {
    buffer += '[JSX Transform]\n\n';
  }

  if (errors.length) {
    if (errors.length > 1) {
      title += 's';
    }

    errors.forEach(function (result) {
      var error = result.error,
          code = (error.code) ? ' (' + error.code + ')' : '';

      buffer += numberWang((error.line + error.character.toString()).length) + ' ' + error.line + ',' + error.character + ':' + ' ' + error.reason + code + '\n';
      
    });

    buffer += '\n✗ ' + errors.length + ' ' + title + ', double-click above, [F4] for next, [shift-F4] for previous.\n';

  } else {
    buffer += '✓ 0 errors, [esc] to hide.\n';
  }

  console.log(buffer);
};