Function lowercase_ascii

src/models/miotts/session.cpp:265–270

}

std::string lowercase_ascii(std::string value) {
    for (char & ch : value) {
        ch = static_cast<char>(std::tolower(static_cast<unsigned char>(ch)));
    }
    return value;
}

std::vector<uint32_t> utf8_codepoints(std::string_view text, std::string_view label) {
    std::vector<uint32_t> out;