<commit_before><?php
    /**
     * Interface: Feather
     * Describes the functions required by Feather implementations.
     */
    interface Feather {
        /**
         * Function: submit
         * Handles post submitting.
         *
         * Returns:
         *     The <Post> object created.
         */
        public function submit(): Post;

        /**
         * Function: update
         * Handles updating a post.
         */
        public function update($post)/*: Post|false*/;

        /**
         * Function: title
         * Returns the appropriate source to be treated as a "title" of a post.
         * If there is no immediate solution, you may use <Post.title_from_excerpt>.
         */
        public function title($post): string;

        /**
         * Function: excerpt
         * Returns the appropriate source, unmodified, to be used as an excerpt of a post.
         */
        public function excerpt($post): string;

        /**
         * Function: feed_content
         * Returns the appropriate content for a feed.<commit_msg>Feather: enabling return types on interface<commit_after><?php
    /**
     * Interface: Feather
     * Describes the functions required by Feather implementations.
     */
    interface Feather {
        /**
         * Function: submit
         * Handles post submitting.
         *
         * Returns:
         *     The <Post> object created.
         */
        public function submit(): Post;

        /**
         * Function: update
         * Handles updating a post.
         */
        public function update($post): Post|false;

        /**
         * Function: title
         * Returns the appropriate source to be treated as a "title" of a post.
         * If there is no immediate solution, you may use <Post.title_from_excerpt>.
         */
        public function title($post): string;

        /**
         * Function: excerpt
         * Returns the appropriate source, unmodified, to be used as an excerpt of a post.
         */
        public function excerpt($post): string;

        /**
         * Function: feed_content
         * Returns the appropriate content for a feed.
{'fraction_non_alphanumeric': 0.09011090573012939, 'fraction_numerical': 0.0, 'mean_word_length': 1.6402439024390243, 'pattern_counts': {'":': 0, '<': 9, '<?xml version=': 0, '>': 7, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '642451', 'n_tokens_mistral': 540, 'n_tokens_neox': 512, 'n_words': 192}