src/PluginLoader.js
function existsFile(file, permission) {
    return Promise.resolve(fsPromise.accessAsync(file, permission))
      .then(() => true)
      .catch(() => false);
}
function existsFile(file, permission) {
    return Promise.resolve(fsPromise.accessAsync(file, permission))
      .then(() => true)
      .catch(() => false);
}
function existsFile ( file , permission ) { return Promise . resolve ( fsPromise . accessAsync ( file , permission ) ) . then ( ( ) => true ) . catch ( ( ) => false ) ; }
eslint-disable-line no-bitwise
eslint - disable - line no - bitwise