Method ReadAllText

Source/Engine/Platform/Base/FileBase.cpp:95–176

}

bool FileBase::ReadAllText(const StringView& path, String& data)
{
    PROFILE_CPU_NAMED("File::ReadAllText");
    ZoneText(*path, path.Length());
    data.Clear();

    // Read data
    Array<byte> bytes;
    if (ReadAllBytes(path, bytes))
        return true;

    // Check for empty data
    if (bytes.IsEmpty())
        return false;

    // Add null terminator char
    int32 count = bytes.Count();
    bytes.Add('\0');

    // Check BOM char
    // TODO: maybe let's check whole BOM????
    switch (bytes[0])
    {
    case 0xEF: // UTF-8
    {
        // BOM: EF BB BF

        // Eat BOM
        count -= 3;
        if (count < 0)
        {
            // Invalid data
            return true;
        }

        // Convert to UTF-16
        int32 utf16Length;
        Char* utf16Data = StringUtils::ConvertUTF82UTF16(reinterpret_cast<char*>(bytes.Get()), count, utf16Length);
        data.Set(utf16Data, utf16Length);
        Allocator::Free(utf16Data);
    }
    break;
    case 0xFE: // UTF-16 (BE)
    {
        // BOM: FE FF

        // Eat BOM
        count -= 2;
        if (count < 0)
        {
            // Invalid data
            return true;
        }

        data = (Char*)bytes.Get();
    }
    break;
    case 0xFF: // UTF-16 (LE)