Method objectsForDeletion

src/instancemanager.cpp:335–485

returns a list of files and folders that must be deleted when deleting this instance

// this instance
//
std::vector<Instance::Object> Instance::objectsForDeletion() const
{
  // native separators and ending slash
  auto prettyDir = [](auto s) {
    if (!s.endsWith("/") || !s.endsWith("\\")) {
      s += "/";
    }

    return QDir::toNativeSeparators(s);
  };

  // native separators
  auto prettyFile = [](auto s) {
    return QDir::toNativeSeparators(s);
  };

  // lowercase, native separators and ending slash
  auto canonicalDir = [](QString s) {
    s = s.toLower();

    if (!s.endsWith("/") || !s.endsWith("\\")) {
      s += "/";
    }

    return QDir::toNativeSeparators(s);
  };

  // lower and native separators
  auto canonicalFile = [](auto s) {
    return QDir::toNativeSeparators(s.toLower());
  };

  // whether the given directory is contained in the root
  auto dirInRoot = [&](const QString& root, const QString& dir) {
    return canonicalDir(dir).startsWith(canonicalDir(root));
  };

  // whether the given file is contained in the root
  auto fileInRoot = [&](const QString& root, const QString& file) {
    return canonicalFile(file).startsWith(canonicalDir(root));
  };

  Settings settings(iniPath());

  if (settings.iniStatus() != QSettings::NoError) {
    log::error("can't read ini {}", iniPath());
    return {};
  }

  const QString loc  = directory();
  const QString base = settings.paths().base();

  // directories that might contain the individual files and directories
  // set in the path settings
  std::vector<Object> roots;

  // a portable instance has its location in the installation directory,
  // don't delete that