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    <?php
    /**
     * Created by PhpStorm.
     * User: standard
     * Date: 06.10.16
     * Time: 21:37
     */

    namespace Affilinet\ProductData\Requests\Helper;

    interface ExpressionInterface
    {

        /**
         * @param $keyword string
         * @return Expression
         */
        public function exactly($keyword);

        /**
         * @param array ...$keywords
         * @return Expression
         */
        public function containsOneOf(...$keywords);

        /**
         *
         * @param  string     $keyword
         * @return Expression
         */
        public function contains($keyword);

        /**
         * @param  array      $keywords
         * @return Expression
         */
        public function containsAllOf(...$keywords);

        /**
         * @param  array      $keywords
         * @return Expression
         */
        public function containsNot(...$keywords);

        /**
         * @return string
         */
        public function getExpression();
    }