Function findRootLength

Libraries/Testing/Testing.cpp:79–111

#endif

static size_t findRootLength(StringSpan path)
{
    const native_char_t* text   = path.getNullTerminatedNative();
    const size_t         length = nativeLength(path);
    if (text == nullptr || length == 0)
        return 0;
#if SC_PLATFORM_WINDOWS
    if (length >= 4 && isSeparator(text[0]) && isSeparator(text[1]) && text[2] == static_cast<native_char_t>('?') &&
        isSeparator(text[3]))
    {
        return 4;
    }
    if (length >= 3 && isAsciiAlpha(text[0]) && text[1] == static_cast<native_char_t>(':') && isSeparator(text[2]))
    {
        return 3;
    }
    if (length >= 2 && isSeparator(text[0]) && isSeparator(text[1]))
    {
        size_t idx = 2;
        while (idx < length && !isSeparator(text[idx]))
            idx++;
        if (idx >= length)
            return 2;
        idx++;
        while (idx < length && !isSeparator(text[idx]))
            idx++;
        return idx;
    }
    return 0;
#else
    return text[0] == '/' ? 1 : 0;
#endif
}

static bool isAbsoluteNative(StringSpan path) { return findRootLength(path) > 0; }