src/Genius/Authentication/Scope.php
public function addScope($scope)
    {
        if($this->isValidScope($scope)){
            $this->scope[$scope] = $scope;
        }

        return $this;
    }
public function addScope($scope)
    {
        if($this->isValidScope($scope)){
            $this->scope[$scope] = $scope;
        }

        return $this;
    }
Adds scope.

@param string $scope

@return $this