Carla/source/modules/water/misc/Result.cpp

/*
  ==============================================================================

   This file is part of the Water library.
   Copyright (c) 2016 ROLI Ltd.
   Copyright (C) 2017 Filipe Coelho <falktx@falktx.com>

   Permission is granted to use this software under the terms of the ISC license
   http://www.isc.org/downloads/software-support-policy/isc-license/

   Permission to use, copy, modify, and/or distribute this software for any
   purpose with or without fee is hereby granted, provided that the above
   copyright notice and this permission notice appear in all copies.

   THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH REGARD
   TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
   FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT,
   OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
   USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
   TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
   OF THIS SOFTWARE.

  ==============================================================================
*/

#include "Result.h"

namespace water {

Result::Result() noexcept {}

Result::Result (const String& message) noexcept
    : errorMessage (message)
{
}

Result::Result (const Result& other)
    : errorMessage (other.errorMessage)
{
}

Result& Result::operator= (const Result& other)
{
    errorMessage = other.errorMessage;
    return *this;
}

#if WATER_COMPILER_SUPPORTS_MOVE_SEMANTICS
Result::Result (Result&& other) noexcept
    : errorMessage (static_cast<String&&> (other.errorMessage))
{
}

Result& Result::operator= (Result&& other) noexcept
{
    errorMessage = static_cast<String&&> (other.errorMessage);
    return *this;
}
#endif

bool Result::operator== (const Result& other) const noexcept
{
    return errorMessage == other.errorMessage;
}

bool Result::operator!= (const Result& other) const noexcept
{
    return errorMessage != other.errorMessage;
}

Result Result::fail (const String& errorMessage) noexcept
{
    return Result (errorMessage.isEmpty() ? "Unknown Error" : errorMessage);
}

const String& Result::getErrorMessage() const noexcept
{
    return errorMessage;
}

bool Result::wasOk() const noexcept         { return errorMessage.isEmpty(); }
Result::operator bool() const noexcept      { return errorMessage.isEmpty(); }
bool Result::failed() const noexcept        { return errorMessage.isNotEmpty(); }
bool Result::operator!() const noexcept     { return errorMessage.isNotEmpty(); }

}