Function extract

src/Functions/extractTextFromHTML.cpp:264–289

}

size_t extract(const char * __restrict src, size_t size, char * __restrict dst)
{
    /** There are the following rules:
      * - comments are removed with all their content;
      * - elements 'script' and 'style' are removed with all their content;
      * - for other elements tags are removed but content is processed as text;
      * - CDATA should be copied verbatim;
      */

    const char * end = src + size;
    char * dst_begin = dst;

    while (src < end)
    {
        bool needs_whitespace = dst != dst_begin && dst[-1] != ' ';
        copyText(src, end, dst, needs_whitespace);

        processComment(src, end)
            || processCDATA(src, end, dst)
            || processElementAndSkipContent(src, end, "script")
            || processElementAndSkipContent(src, end, "style")
            || skipTag(src, end);
    }

    return dst - dst_begin;
}

}