Function zero_terminated_length

gjs/text-encoding.cpp:253–266

// Finds the length of a given data array, stopping at the first 0 byte.
template <class T>
[[nodiscard]]
static size_t zero_terminated_length(const T* data, size_t len) {
    if (!data || len == 0)
        return 0;

    const T* start = data;
    auto* found = static_cast<const T*>(memchr(start, '\0', len));

    // If a null byte was not found, return the passed length.
    if (!found)
        return len;

    return std::distance(start, found);
}

// decode() function implementation
JSString* gjs_decode_from_uint8array(JSContext* cx, JS::HandleObject byte_array,