module.exports = function deprecatedMessage(previousUsage, newUsage) {
  var githubAnchorLink = previousUsage.toLowerCase()
    .replace(/[\.\(\)]/g, '');

  return 'algoliasearch: `' + previousUsage + '` was replaced by `' + newUsage +
    '`. Please see https://github.com/algolia/algoliasearch-client-javascript/wiki/Deprecated#' + githubAnchorLink;
};