text: import fs from 'fs';
  import _debug from 'debug';
  import config from './_base';
  
  const debug = _debug('app:config');
  debug('Create configuration.');
  debug(`Apply environment overrides for NODE_ENV "${config.env}".`);
  
  // Check if the file exists before attempting to require it, this
  // way we can provide better error reporting that overrides
  // weren't applied simply because the file didn't exist.
  const overridesFilename = `_${config.env}`;
  let hasOverridesFile;
  try {
      fs.lstatSync(`${__dirname}/${overridesFilename}.js`);
      hasOverridesFile = true;
  } catch (e) {
      debug(e.message);
  }
  
  // Overrides file exists, so we can attempt to require it.
  // We intentionally don't wrap this in a try/catch as we want
  // the Node process to exit if an error occurs.
  let overrides;
  if (hasOverridesFile) {
      overrides = require(`./${overridesFilename}`).default(config);
  } else {
      debug(`No configuration overrides found for NODE_ENV "${config.env}"`);
  }
  
  export default Object.assign({}, config, overrides);
  
  
  
  