docs: function () {
  
              if (arguments.length === 0) {
                  grunt.warn(strings[options.locale]['translate.param.missing']);
              }
  
              var key = arguments[0];
  
              if (!(key in strings[options.locale])) {
                  grunt.warn(strings[options.locale]['string.key.missing'] + ': ' + key);
              }
  
              var string = strings[options.locale][key];
  
              for (var i = 1; i < arguments.length; i++) {
                  var replacementKey = '%' + i;
                  string = string.replace(replacementKey, arguments[i]);
              }
  
              return string;
          }