[Fix-Warnings] Mark const getters as [[nodiscard]] (#6365)

Took 45 minutes Co-authored-by: Lukas Brübach <Bruebach.Lukas@bdosecurity.de>
2025-12-05 20:39:59 -08:00 · 2025-11-28 21:38:54 +01:00
parent a1a3b02d3a
commit 9ece4bfd9b
58 changed files with 548 additions and 543 deletions
--- a/cockatrice/src/client/settings/cache_settings.h
+++ b/cockatrice/src/client/settings/cache_settings.h
@@ -325,8 +325,8 @@ private:
    int keepalive;
    int timeout;
    void translateLegacySettings();
-    QString getSafeConfigPath(QString configEntry, QString defaultPath) const;
-    QString getSafeConfigFilePath(QString configEntry, QString defaultPath) const;
+    [[nodiscard]] QString getSafeConfigPath(QString configEntry, QString defaultPath) const;
+    [[nodiscard]] QString getSafeConfigFilePath(QString configEntry, QString defaultPath) const;
    void loadPaths();
    bool rememberGameSettings;
    QList<ReleaseChannel *> releaseChannels;
@@ -338,137 +338,137 @@ public:
    SettingsCache();
    QString getDataPath();
    QString getSettingsPath();
-    QString getCachePath() const;
-    QString getNetworkCachePath() const;
-    const QByteArray &getMainWindowGeometry() const
+    [[nodiscard]] QString getCachePath() const;
+    [[nodiscard]] QString getNetworkCachePath() const;
+    [[nodiscard]] const QByteArray &getMainWindowGeometry() const
    {
        return mainWindowGeometry;
    }
-    const QByteArray &getTokenDialogGeometry() const
+    [[nodiscard]] const QByteArray &getTokenDialogGeometry() const
    {
        return tokenDialogGeometry;
    }
-    const QByteArray &getSetsDialogGeometry() const
+    [[nodiscard]] const QByteArray &getSetsDialogGeometry() const
    {
        return setsDialogGeometry;
    }
-    QString getLang() const
+    [[nodiscard]] QString getLang() const
    {
        return lang;
    }
-    QString getDeckPath() const
+    [[nodiscard]] QString getDeckPath() const
    {
        return deckPath;
    }
-    QString getFiltersPath() const
+    [[nodiscard]] QString getFiltersPath() const
    {
        return filtersPath;
    }
-    QString getReplaysPath() const
+    [[nodiscard]] QString getReplaysPath() const
    {
        return replaysPath;
    }
-    QString getThemesPath() const
+    [[nodiscard]] QString getThemesPath() const
    {
        return themesPath;
    }
-    QString getPicsPath() const
+    [[nodiscard]] QString getPicsPath() const
    {
        return picsPath;
    }
-    QString getRedirectCachePath() const
+    [[nodiscard]] QString getRedirectCachePath() const
    {
        return redirectCachePath;
    }
-    QString getCustomPicsPath() const
+    [[nodiscard]] QString getCustomPicsPath() const
    {
        return customPicsPath;
    }
-    QString getCustomCardDatabasePath() const override
+    [[nodiscard]] QString getCustomCardDatabasePath() const override
    {
        return customCardDatabasePath;
    }
-    QString getCardDatabasePath() const override
+    [[nodiscard]] QString getCardDatabasePath() const override
    {
        return cardDatabasePath;
    }
-    QString getSpoilerCardDatabasePath() const override
+    [[nodiscard]] QString getSpoilerCardDatabasePath() const override
    {
        return spoilerDatabasePath;
    }
-    QString getTokenDatabasePath() const override
+    [[nodiscard]] QString getTokenDatabasePath() const override
    {
        return tokenDatabasePath;
    }
-    QString getThemeName() const
+    [[nodiscard]] QString getThemeName() const
    {
        return themeName;
    }
-    QString getHomeTabBackgroundSource() const
+    [[nodiscard]] QString getHomeTabBackgroundSource() const
    {
        return homeTabBackgroundSource;
    }
-    int getHomeTabBackgroundShuffleFrequency() const
+    [[nodiscard]] int getHomeTabBackgroundShuffleFrequency() const
    {
        return homeTabBackgroundShuffleFrequency;
    }
-    bool getTabVisualDeckStorageOpen() const
+    [[nodiscard]] bool getTabVisualDeckStorageOpen() const
    {
        return tabVisualDeckStorageOpen;
    }
-    bool getTabServerOpen() const
+    [[nodiscard]] bool getTabServerOpen() const
    {
        return tabServerOpen;
    }
-    bool getTabAccountOpen() const
+    [[nodiscard]] bool getTabAccountOpen() const
    {
        return tabAccountOpen;
    }
-    bool getTabDeckStorageOpen() const
+    [[nodiscard]] bool getTabDeckStorageOpen() const
    {
        return tabDeckStorageOpen;
    }
-    bool getTabReplaysOpen() const
+    [[nodiscard]] bool getTabReplaysOpen() const
    {
        return tabReplaysOpen;
    }
-    bool getTabAdminOpen() const
+    [[nodiscard]] bool getTabAdminOpen() const
    {
        return tabAdminOpen;
    }
-    bool getTabLogOpen() const
+    [[nodiscard]] bool getTabLogOpen() const
    {
        return tabLogOpen;
    }
-    QString getChatMentionColor() const
+    [[nodiscard]] QString getChatMentionColor() const
    {
        return chatMentionColor;
    }
-    QString getChatHighlightColor() const
+    [[nodiscard]] QString getChatHighlightColor() const
    {
        return chatHighlightColor;
    }
-    bool getPicDownload() const
+    [[nodiscard]] bool getPicDownload() const
    {
        return picDownload;
    }
-    bool getShowStatusBar() const
+    [[nodiscard]] bool getShowStatusBar() const
    {
        return showStatusBar;
    }
-    bool getNotificationsEnabled() const
+    [[nodiscard]] bool getNotificationsEnabled() const
    {
        return notificationsEnabled;
    }
-    bool getSpectatorNotificationsEnabled() const
+    [[nodiscard]] bool getSpectatorNotificationsEnabled() const
    {
        return spectatorNotificationsEnabled;
    }
-    bool getBuddyConnectNotificationsEnabled() const
+    [[nodiscard]] bool getBuddyConnectNotificationsEnabled() const
    {
        return buddyConnectNotificationsEnabled;
    }
-    bool getCheckUpdatesOnStartup() const
+    [[nodiscard]] bool getCheckUpdatesOnStartup() const
    {
        return checkUpdatesOnStartup;
    }
@@ -480,263 +480,263 @@ public:
    {
        return startupCardUpdateCheckAlwaysUpdate;
    }
-    int getCardUpdateCheckInterval() const
+    [[nodiscard]] int getCardUpdateCheckInterval() const
    {
        return cardUpdateCheckInterval;
    }
-    QDate getLastCardUpdateCheck() const
+    [[nodiscard]] QDate getLastCardUpdateCheck() const
    {
        return lastCardUpdateCheck;
    }
-    bool getCardUpdateCheckRequired() const
+    [[nodiscard]] bool getCardUpdateCheckRequired() const
    {
        return getLastCardUpdateCheck().daysTo(QDateTime::currentDateTime().date()) >= getCardUpdateCheckInterval() &&
               getLastCardUpdateCheck() != QDateTime::currentDateTime().date();
    }
-    bool getNotifyAboutUpdates() const override
+    [[nodiscard]] bool getNotifyAboutUpdates() const override
    {
        return notifyAboutUpdates;
    }
-    bool getNotifyAboutNewVersion() const
+    [[nodiscard]] bool getNotifyAboutNewVersion() const
    {
        return notifyAboutNewVersion;
    }
-    bool getShowTipsOnStartup() const
+    [[nodiscard]] bool getShowTipsOnStartup() const
    {
        return showTipsOnStartup;
    }
-    QList<int> getSeenTips() const
+    [[nodiscard]] QList<int> getSeenTips() const
    {
        return seenTips;
    }
-    int getUpdateReleaseChannelIndex() const
+    [[nodiscard]] int getUpdateReleaseChannelIndex() const
    {
        return updateReleaseChannel;
    }
-    ReleaseChannel *getUpdateReleaseChannel() const
+    [[nodiscard]] ReleaseChannel *getUpdateReleaseChannel() const
    {
        return releaseChannels.at(qMax(0, updateReleaseChannel));
    }
-    QList<ReleaseChannel *> getUpdateReleaseChannels() const
+    [[nodiscard]] QList<ReleaseChannel *> getUpdateReleaseChannels() const
    {
        return releaseChannels;
    }

-    bool getDoubleClickToPlay() const
+    [[nodiscard]] bool getDoubleClickToPlay() const
    {
        return doubleClickToPlay;
    }
-    bool getClickPlaysAllSelected() const
+    [[nodiscard]] bool getClickPlaysAllSelected() const
    {
        return clickPlaysAllSelected;
    }
-    bool getPlayToStack() const
+    [[nodiscard]] bool getPlayToStack() const
    {
        return playToStack;
    }
-    bool getDoNotDeleteArrowsInSubPhases() const
+    [[nodiscard]] bool getDoNotDeleteArrowsInSubPhases() const
    {
        return doNotDeleteArrowsInSubPhases;
    }
-    int getStartingHandSize() const
+    [[nodiscard]] int getStartingHandSize() const
    {
        return startingHandSize;
    }
-    bool getAnnotateTokens() const
+    [[nodiscard]] bool getAnnotateTokens() const
    {
        return annotateTokens;
    }
-    QByteArray getTabGameSplitterSizes() const
+    [[nodiscard]] QByteArray getTabGameSplitterSizes() const
    {
        return tabGameSplitterSizes;
    }
-    bool getShowShortcuts() const
+    [[nodiscard]] bool getShowShortcuts() const
    {
        return showShortcuts;
    }
-    bool getDisplayCardNames() const
+    [[nodiscard]] bool getDisplayCardNames() const
    {
        return displayCardNames;
    }
-    bool getOverrideAllCardArtWithPersonalPreference() const
+    [[nodiscard]] bool getOverrideAllCardArtWithPersonalPreference() const
    {
        return overrideAllCardArtWithPersonalPreference;
    }
-    bool getBumpSetsWithCardsInDeckToTop() const
+    [[nodiscard]] bool getBumpSetsWithCardsInDeckToTop() const
    {
        return bumpSetsWithCardsInDeckToTop;
    }
-    int getPrintingSelectorSortOrder() const
+    [[nodiscard]] int getPrintingSelectorSortOrder() const
    {
        return printingSelectorSortOrder;
    }
-    int getPrintingSelectorCardSize() const
+    [[nodiscard]] int getPrintingSelectorCardSize() const
    {
        return printingSelectorCardSize;
    }
-    bool getIncludeRebalancedCards() const
+    [[nodiscard]] bool getIncludeRebalancedCards() const
    {
        return includeRebalancedCards;
    }
-    bool getPrintingSelectorNavigationButtonsVisible() const
+    [[nodiscard]] bool getPrintingSelectorNavigationButtonsVisible() const
    {
        return printingSelectorNavigationButtonsVisible;
    }
-    bool getDeckEditorBannerCardComboBoxVisible() const
+    [[nodiscard]] bool getDeckEditorBannerCardComboBoxVisible() const
    {
        return deckEditorBannerCardComboBoxVisible;
    }
-    bool getDeckEditorTagsWidgetVisible() const
+    [[nodiscard]] bool getDeckEditorTagsWidgetVisible() const
    {
        return deckEditorTagsWidgetVisible;
    }
-    int getVisualDeckStorageSortingOrder() const
+    [[nodiscard]] int getVisualDeckStorageSortingOrder() const
    {
        return visualDeckStorageSortingOrder;
    }
-    bool getVisualDeckStorageShowFolders() const
+    [[nodiscard]] bool getVisualDeckStorageShowFolders() const
    {
        return visualDeckStorageShowFolders;
    }
-    bool getVisualDeckStorageShowTagFilter() const
+    [[nodiscard]] bool getVisualDeckStorageShowTagFilter() const
    {
        return visualDeckStorageShowTagFilter;
    }
-    QStringList getVisualDeckStorageDefaultTagsList() const
+    [[nodiscard]] QStringList getVisualDeckStorageDefaultTagsList() const
    {
        return visualDeckStorageDefaultTagsList;
    }
-    bool getVisualDeckStorageSearchFolderNames() const
+    [[nodiscard]] bool getVisualDeckStorageSearchFolderNames() const
    {
        return visualDeckStorageSearchFolderNames;
    }
-    bool getVisualDeckStorageShowBannerCardComboBox() const
+    [[nodiscard]] bool getVisualDeckStorageShowBannerCardComboBox() const
    {
        return visualDeckStorageShowBannerCardComboBox;
    }
-    bool getVisualDeckStorageShowTagsOnDeckPreviews() const
+    [[nodiscard]] bool getVisualDeckStorageShowTagsOnDeckPreviews() const
    {
        return visualDeckStorageShowTagsOnDeckPreviews;
    }
-    int getVisualDeckStorageCardSize() const
+    [[nodiscard]] int getVisualDeckStorageCardSize() const
    {
        return visualDeckStorageCardSize;
    }
-    bool getVisualDeckStorageDrawUnusedColorIdentities() const
+    [[nodiscard]] bool getVisualDeckStorageDrawUnusedColorIdentities() const
    {
        return visualDeckStorageDrawUnusedColorIdentities;
    }
-    int getVisualDeckStorageUnusedColorIdentitiesOpacity() const
+    [[nodiscard]] int getVisualDeckStorageUnusedColorIdentitiesOpacity() const
    {
        return visualDeckStorageUnusedColorIdentitiesOpacity;
    }
-    int getVisualDeckStorageTooltipType() const
+    [[nodiscard]] int getVisualDeckStorageTooltipType() const
    {
        return visualDeckStorageTooltipType;
    }
-    bool getVisualDeckStoragePromptForConversion() const
+    [[nodiscard]] bool getVisualDeckStoragePromptForConversion() const
    {
        return visualDeckStoragePromptForConversion;
    }
-    bool getVisualDeckStorageAlwaysConvert() const
+    [[nodiscard]] bool getVisualDeckStorageAlwaysConvert() const
    {
        return visualDeckStorageAlwaysConvert;
    }
-    bool getVisualDeckStorageInGame() const
+    [[nodiscard]] bool getVisualDeckStorageInGame() const
    {
        return visualDeckStorageInGame;
    }
-    bool getVisualDeckStorageSelectionAnimation() const
+    [[nodiscard]] bool getVisualDeckStorageSelectionAnimation() const
    {
        return visualDeckStorageSelectionAnimation;
    }
-    int getVisualDeckEditorCardSize() const
+    [[nodiscard]] int getVisualDeckEditorCardSize() const
    {
        return visualDeckEditorCardSize;
    }
-    int getVisualDatabaseDisplayCardSize() const
+    [[nodiscard]] int getVisualDatabaseDisplayCardSize() const
    {
        return visualDatabaseDisplayCardSize;
    }
-    int getEDHRecCardSize() const
+    [[nodiscard]] int getEDHRecCardSize() const
    {
        return edhrecCardSize;
    }
-    int getArchidektPreviewSize() const
+    [[nodiscard]] int getArchidektPreviewSize() const
    {
        return archidektPreviewSize;
    }
-    int getDefaultDeckEditorType() const
+    [[nodiscard]] int getDefaultDeckEditorType() const
    {
        return defaultDeckEditorType;
    }
-    bool getVisualDatabaseDisplayFilterToMostRecentSetsEnabled() const
+    [[nodiscard]] bool getVisualDatabaseDisplayFilterToMostRecentSetsEnabled() const
    {
        return visualDatabaseDisplayFilterToMostRecentSetsEnabled;
    }
-    int getVisualDatabaseDisplayFilterToMostRecentSetsAmount() const
+    [[nodiscard]] int getVisualDatabaseDisplayFilterToMostRecentSetsAmount() const
    {
        return visualDatabaseDisplayFilterToMostRecentSetsAmount;
    }
-    int getVisualDeckEditorSampleHandSize() const
+    [[nodiscard]] int getVisualDeckEditorSampleHandSize() const
    {
        return visualDeckEditorSampleHandSize;
    }
-    bool getHorizontalHand() const
+    [[nodiscard]] bool getHorizontalHand() const
    {
        return horizontalHand;
    }
-    bool getInvertVerticalCoordinate() const
+    [[nodiscard]] bool getInvertVerticalCoordinate() const
    {
        return invertVerticalCoordinate;
    }
-    int getMinPlayersForMultiColumnLayout() const
+    [[nodiscard]] int getMinPlayersForMultiColumnLayout() const
    {
        return minPlayersForMultiColumnLayout;
    }
-    bool getTapAnimation() const
+    [[nodiscard]] bool getTapAnimation() const
    {
        return tapAnimation;
    }
-    bool getAutoRotateSidewaysLayoutCards() const
+    [[nodiscard]] bool getAutoRotateSidewaysLayoutCards() const
    {
        return autoRotateSidewaysLayoutCards;
    }
-    bool getOpenDeckInNewTab() const
+    [[nodiscard]] bool getOpenDeckInNewTab() const
    {
        return openDeckInNewTab;
    }
-    int getRewindBufferingMs() const
+    [[nodiscard]] int getRewindBufferingMs() const
    {
        return rewindBufferingMs;
    }
-    bool getChatMention() const
+    [[nodiscard]] bool getChatMention() const
    {
        return chatMention;
    }
-    bool getChatMentionCompleter() const
+    [[nodiscard]] bool getChatMentionCompleter() const
    {
        return chatMentionCompleter;
    }
-    bool getChatMentionForeground() const
+    [[nodiscard]] bool getChatMentionForeground() const
    {
        return chatMentionForeground;
    }
-    bool getChatHighlightForeground() const
+    [[nodiscard]] bool getChatHighlightForeground() const
    {
        return chatHighlightForeground;
    }
    /**
     * Currently selected index for the `Group by X` QComboBox
     */
-    int getZoneViewGroupByIndex() const
+    [[nodiscard]] int getZoneViewGroupByIndex() const
    {
        return zoneViewGroupByIndex;
    }
    /**
     * Currently selected index for the `Sort by X` QComboBox
     */
-    int getZoneViewSortByIndex() const
+    [[nodiscard]] int getZoneViewSortByIndex() const
    {
        return zoneViewSortByIndex;
    }
@@ -744,136 +744,136 @@ public:
       Returns if the view should be sorted into pile view.
       @return zoneViewPileView if the view should be sorted into pile view.
     */
-    bool getZoneViewPileView() const
+    [[nodiscard]] bool getZoneViewPileView() const
    {
        return zoneViewPileView;
    }
-    bool getSoundEnabled() const
+    [[nodiscard]] bool getSoundEnabled() const
    {
        return soundEnabled;
    }
-    QString getSoundThemeName() const
+    [[nodiscard]] QString getSoundThemeName() const
    {
        return soundThemeName;
    }
-    bool getIgnoreUnregisteredUsers() const
+    [[nodiscard]] bool getIgnoreUnregisteredUsers() const
    {
        return ignoreUnregisteredUsers;
    }
-    bool getIgnoreUnregisteredUserMessages() const
+    [[nodiscard]] bool getIgnoreUnregisteredUserMessages() const
    {
        return ignoreUnregisteredUserMessages;
    }
-    int getPixmapCacheSize() const
+    [[nodiscard]] int getPixmapCacheSize() const
    {
        return pixmapCacheSize;
    }
-    int getNetworkCacheSizeInMB() const
+    [[nodiscard]] int getNetworkCacheSizeInMB() const
    {
        return networkCacheSize;
    }
-    int getRedirectCacheTtl() const
+    [[nodiscard]] int getRedirectCacheTtl() const
    {
        return redirectCacheTtl;
    }
-    bool getScaleCards() const
+    [[nodiscard]] bool getScaleCards() const
    {
        return scaleCards;
    }
-    int getStackCardOverlapPercent() const
+    [[nodiscard]] int getStackCardOverlapPercent() const
    {
        return verticalCardOverlapPercent;
    }
-    bool getShowMessagePopup() const
+    [[nodiscard]] bool getShowMessagePopup() const
    {
        return showMessagePopups;
    }
-    bool getShowMentionPopup() const
+    [[nodiscard]] bool getShowMentionPopup() const
    {
        return showMentionPopups;
    }
-    bool getRoomHistory() const
+    [[nodiscard]] bool getRoomHistory() const
    {
        return roomHistory;
    }
-    bool getLeftJustified() const
+    [[nodiscard]] bool getLeftJustified() const
    {
        return leftJustified;
    }
-    int getMasterVolume() const
+    [[nodiscard]] int getMasterVolume() const
    {
        return masterVolume;
    }
-    int getCardInfoViewMode() const
+    [[nodiscard]] int getCardInfoViewMode() const
    {
        return cardInfoViewMode;
    }
-    QStringList getCountries() const;
-    QString getHighlightWords() const
+    [[nodiscard]] QStringList getCountries() const;
+    [[nodiscard]] QString getHighlightWords() const
    {
        return highlightWords;
    }
-    QString getGameDescription() const
+    [[nodiscard]] QString getGameDescription() const
    {
        return gameDescription;
    }
-    int getMaxPlayers() const
+    [[nodiscard]] int getMaxPlayers() const
    {
        return maxPlayers;
    }
-    QString getGameTypes() const
+    [[nodiscard]] QString getGameTypes() const
    {
        return gameTypes;
    }
-    bool getOnlyBuddies() const
+    [[nodiscard]] bool getOnlyBuddies() const
    {
        return onlyBuddies;
    }
-    bool getOnlyRegistered() const
+    [[nodiscard]] bool getOnlyRegistered() const
    {
        return onlyRegistered;
    }
-    bool getSpectatorsAllowed() const
+    [[nodiscard]] bool getSpectatorsAllowed() const
    {
        return spectatorsAllowed;
    }
-    bool getSpectatorsNeedPassword() const
+    [[nodiscard]] bool getSpectatorsNeedPassword() const
    {
        return spectatorsNeedPassword;
    }
-    bool getSpectatorsCanTalk() const
+    [[nodiscard]] bool getSpectatorsCanTalk() const
    {
        return spectatorsCanTalk;
    }
-    bool getSpectatorsCanSeeEverything() const
+    [[nodiscard]] bool getSpectatorsCanSeeEverything() const
    {
        return spectatorsCanSeeEverything;
    }
-    int getDefaultStartingLifeTotal() const
+    [[nodiscard]] int getDefaultStartingLifeTotal() const
    {
        return defaultStartingLifeTotal;
    }
-    bool getShareDecklistsOnLoad() const
+    [[nodiscard]] bool getShareDecklistsOnLoad() const
    {
        return shareDecklistsOnLoad;
    }
-    bool getCreateGameAsSpectator() const
+    [[nodiscard]] bool getCreateGameAsSpectator() const
    {
        return createGameAsSpectator;
    }
-    bool getRememberGameSettings() const
+    [[nodiscard]] bool getRememberGameSettings() const
    {
        return rememberGameSettings;
    }
-    int getKeepAlive() const override
+    [[nodiscard]] int getKeepAlive() const override
    {
        return keepalive;
    }
-    int getTimeOut() const override
+    [[nodiscard]] int getTimeOut() const override
    {
        return timeout;
    }
-    int getMaxFontSize() const
+    [[nodiscard]] int getMaxFontSize() const
    {
        return maxFontSize;
    }
@@ -901,73 +901,73 @@ public:
    {
        return useTearOffMenus;
    }
-    int getCardViewInitialRowsMax() const
+    [[nodiscard]] int getCardViewInitialRowsMax() const
    {
        return cardViewInitialRowsMax;
    }
-    int getCardViewExpandedRowsMax() const
+    [[nodiscard]] int getCardViewExpandedRowsMax() const
    {
        return cardViewExpandedRowsMax;
    }
-    bool getCloseEmptyCardView() const
+    [[nodiscard]] bool getCloseEmptyCardView() const
    {
        return closeEmptyCardView;
    }
-    bool getFocusCardViewSearchBar() const
+    [[nodiscard]] bool getFocusCardViewSearchBar() const
    {
        return focusCardViewSearchBar;
    }
-    ShortcutsSettings &shortcuts() const
+    [[nodiscard]] ShortcutsSettings &shortcuts() const
    {
        return *shortcutsSettings;
    }
-    CardDatabaseSettings *cardDatabase() const
+    [[nodiscard]] CardDatabaseSettings *cardDatabase() const
    {
        return cardDatabaseSettings;
    }
-    ServersSettings &servers() const
+    [[nodiscard]] ServersSettings &servers() const
    {
        return *serversSettings;
    }
-    MessageSettings &messages() const
+    [[nodiscard]] MessageSettings &messages() const
    {
        return *messageSettings;
    }
-    GameFiltersSettings &gameFilters() const
+    [[nodiscard]] GameFiltersSettings &gameFilters() const
    {
        return *gameFiltersSettings;
    }
-    LayoutsSettings &layouts() const
+    [[nodiscard]] LayoutsSettings &layouts() const
    {
        return *layoutsSettings;
    }
-    DownloadSettings &downloads() const
+    [[nodiscard]] DownloadSettings &downloads() const
    {
        return *downloadSettings;
    }
-    RecentsSettings &recents() const
+    [[nodiscard]] RecentsSettings &recents() const
    {
        return *recentsSettings;
    }
-    CardOverrideSettings &cardOverrides() const
+    [[nodiscard]] CardOverrideSettings &cardOverrides() const
    {
        return *cardOverrideSettings;
    }
-    DebugSettings &debug() const
+    [[nodiscard]] DebugSettings &debug() const
    {
        return *debugSettings;
    }
-    CardCounterSettings &cardCounters() const;
+    [[nodiscard]] CardCounterSettings &cardCounters() const;

-    bool getIsPortableBuild() const
+    [[nodiscard]] bool getIsPortableBuild() const
    {
        return isPortableBuild;
    }
-    bool getDownloadSpoilersStatus() const
+    [[nodiscard]] bool getDownloadSpoilersStatus() const
    {
        return mbDownloadSpoilers;
    }
-    bool getRoundCardCorners() const
+    [[nodiscard]] bool getRoundCardCorners() const
    {
        return roundCardCorners;
    }
--- a/cockatrice/src/client/settings/card_counter_settings.h
+++ b/cockatrice/src/client/settings/card_counter_settings.h
@@ -20,9 +20,9 @@ class CardCounterSettings : public SettingsManager
 public:
    CardCounterSettings(const QString &settingsPath, QObject *parent = nullptr);

-    QColor color(int counterId) const;
+    [[nodiscard]] QColor color(int counterId) const;

-    QString displayName(int counterId) const;
+    [[nodiscard]] QString displayName(int counterId) const;

 public slots:
    void setColor(int counterId, const QColor &color);
--- a/cockatrice/src/client/settings/shortcut_treeview.h
+++ b/cockatrice/src/client/settings/shortcut_treeview.h
@@ -22,7 +22,7 @@ public:
    explicit ShortcutFilterProxyModel(QObject *parent = nullptr);

 protected:
-    bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override;
+    [[nodiscard]] bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override;
 };

 class ShortcutTreeView : public QTreeView
--- a/cockatrice/src/client/settings/shortcuts_settings.h
+++ b/cockatrice/src/client/settings/shortcuts_settings.h
@@ -100,11 +100,11 @@ public:
    {
        QList::operator=(_sequence);
    };
-    QString getName() const
+    [[nodiscard]] QString getName() const
    {
        return QApplication::translate("shortcutsTab", name.toUtf8().data());
    };
-    QString getGroupName() const
+    [[nodiscard]] QString getGroupName() const
    {
        return ShortcutGroup::getGroupName(group);
    };
@@ -120,13 +120,13 @@ class ShortcutsSettings : public QObject
 public:
    explicit ShortcutsSettings(const QString &settingsFilePath, QObject *parent = nullptr);

-    ShortcutKey getDefaultShortcut(const QString &name) const;
-    ShortcutKey getShortcut(const QString &name) const;
-    QKeySequence getSingleShortcut(const QString &name) const;
-    QString getDefaultShortcutString(const QString &name) const;
-    QString getShortcutString(const QString &name) const;
-    QString getShortcutFriendlyName(const QString &shortcutName) const;
-    QList<QString> getAllShortcutKeys() const
+    [[nodiscard]] ShortcutKey getDefaultShortcut(const QString &name) const;
+    [[nodiscard]] ShortcutKey getShortcut(const QString &name) const;
+    [[nodiscard]] QKeySequence getSingleShortcut(const QString &name) const;
+    [[nodiscard]] QString getDefaultShortcutString(const QString &name) const;
+    [[nodiscard]] QString getShortcutString(const QString &name) const;
+    [[nodiscard]] QString getShortcutFriendlyName(const QString &shortcutName) const;
+    [[nodiscard]] QList<QString> getAllShortcutKeys() const
    {
        return shortCuts.keys();
    };
@@ -135,9 +135,9 @@ public:
    void setShortcuts(const QString &name, const QKeySequence &Sequence);
    void setShortcuts(const QString &name, const QString &sequences);

-    bool isKeyAllowed(const QString &name, const QString &sequences) const;
-    bool isValid(const QString &name, const QString &sequences) const;
-    QStringList findOverlaps(const QString &name, const QString &sequences) const;
+    [[nodiscard]] bool isKeyAllowed(const QString &name, const QString &sequences) const;
+    [[nodiscard]] bool isValid(const QString &name, const QString &sequences) const;
+    [[nodiscard]] QStringList findOverlaps(const QString &name, const QString &sequences) const;

    void resetAllShortcuts();
    void clearAllShortcuts();
@@ -152,8 +152,8 @@ private:
    QString settingsFilePath;
    QHash<QString, ShortcutKey> shortCuts;

-    QString stringifySequence(const QList<QKeySequence> &Sequence) const;
-    QList<QKeySequence> parseSequenceString(const QString &stringSequence) const;
+    [[nodiscard]] QString stringifySequence(const QList<QKeySequence> &Sequence) const;
+    [[nodiscard]] QList<QKeySequence> parseSequenceString(const QString &stringSequence) const;

    const QHash<QString, ShortcutKey> defaultShortCuts = {
        {"MainWindow/aCheckCardUpdates", ShortcutKey(QT_TRANSLATE_NOOP("shortcutsTab", "Check for Card Updates..."),
--- a/cockatrice/src/database/interface/settings_card_preference_provider.h
+++ b/cockatrice/src/database/interface/settings_card_preference_provider.h
@@ -7,12 +7,12 @@
 class SettingsCardPreferenceProvider : public ICardPreferenceProvider
 {
 public:
-    QString getCardPreferenceOverride(const QString &cardName) const override
+    [[nodiscard]] QString getCardPreferenceOverride(const QString &cardName) const override
    {
        return SettingsCache::instance().cardOverrides().getCardPreferenceOverride(cardName);
    }

-    bool getIncludeRebalancedCards() const override
+    [[nodiscard]] bool getIncludeRebalancedCards() const override
    {
        return SettingsCache::instance().getIncludeRebalancedCards();
    };
--- a/cockatrice/src/filters/deck_filter_string.h
+++ b/cockatrice/src/filters/deck_filter_string.h
@@ -40,7 +40,7 @@ public:
        return filter(deck, info);
    }

-    bool valid() const
+    [[nodiscard]] bool valid() const
    {
        return _error.isEmpty();
    }
--- a/cockatrice/src/filters/filter_tree_model.h
+++ b/cockatrice/src/filters/filter_tree_model.h
@@ -24,8 +24,8 @@ public slots:
    void addFilter(const CardFilter *f);
    void removeFilter(const CardFilter *f);
    void clearFiltersOfType(CardFilter::Attr filterType);
-    QList<const CardFilter *> getFiltersOfType(CardFilter::Attr filterType) const;
-    QList<const CardFilter *> allFilters() const;
+    [[nodiscard]] QList<const CardFilter *> getFiltersOfType(CardFilter::Attr filterType) const;
+    [[nodiscard]] QList<const CardFilter *> allFilters() const;

 private slots:
    void proxyBeginInsertRow(const FilterTreeNode *, int);
@@ -34,23 +34,23 @@ private slots:
    void proxyEndRemoveRow(const FilterTreeNode *, int);

 private:
-    FilterTreeNode *indexToNode(const QModelIndex &idx) const;
+    [[nodiscard]] FilterTreeNode *indexToNode(const QModelIndex &idx) const;
    QModelIndex nodeIndex(const FilterTreeNode *node, int row, int column) const;

 public:
    FilterTreeModel(QObject *parent = nullptr);
    ~FilterTreeModel() override;
-    FilterTree *filterTree() const
+    [[nodiscard]] FilterTree *filterTree() const
    {
        return fTree;
    }
-    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
-    int columnCount(const QModelIndex & /*parent*/ = QModelIndex()) const override;
-    QVariant data(const QModelIndex &index, int role) const override;
+    [[nodiscard]] int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    [[nodiscard]] int columnCount(const QModelIndex & /*parent*/ = QModelIndex()) const override;
+    [[nodiscard]] QVariant data(const QModelIndex &index, int role) const override;
    bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole) override;
-    Qt::ItemFlags flags(const QModelIndex &index) const override;
-    QModelIndex parent(const QModelIndex &ind) const override;
-    QModelIndex index(int row, int column, const QModelIndex &parent) const override;
+    [[nodiscard]] Qt::ItemFlags flags(const QModelIndex &index) const override;
+    [[nodiscard]] QModelIndex parent(const QModelIndex &ind) const override;
+    [[nodiscard]] QModelIndex index(int row, int column, const QModelIndex &parent) const override;
    bool removeRows(int row, int count, const QModelIndex &parent) override;
    void clear();
 };
--- a/cockatrice/src/interface/card_picture_loader/card_picture_loader_local.h
+++ b/cockatrice/src/interface/card_picture_loader/card_picture_loader_local.h
@@ -42,7 +42,7 @@ public:
     *
     * Uses a set of name variants and folder paths to attempt to locate the correct image.
     */
-    QImage tryLoad(const ExactCard &toLoad) const;
+    [[nodiscard]] QImage tryLoad(const ExactCard &toLoad) const;

 private:
    QString picsPath;       ///< Path to standard card image folder
@@ -72,10 +72,10 @@ private:
     * Uses several filename patterns to match card images, in order from
     * most-specific to least-specific.
     */
-    QImage tryLoadCardImageFromDisk(const QString &setName,
-                                    const QString &correctedCardName,
-                                    const QString &collectorNumber,
-                                    const QString &providerId) const;
+    [[nodiscard]] QImage tryLoadCardImageFromDisk(const QString &setName,
+                                                  const QString &correctedCardName,
+                                                  const QString &collectorNumber,
+                                                  const QString &providerId) const;

 private slots:
    /**
--- a/cockatrice/src/interface/deck_loader/deck_loader.h
+++ b/cockatrice/src/interface/deck_loader/deck_loader.h
@@ -56,7 +56,7 @@ public:
    DeckLoader(const DeckLoader &) = delete;
    DeckLoader &operator=(const DeckLoader &) = delete;

-    const QString &getLastFileName() const
+    [[nodiscard]] const QString &getLastFileName() const
    {
        return lastFileName;
    }
@@ -64,16 +64,16 @@ public:
    {
        lastFileName = _lastFileName;
    }
-    FileFormat getLastFileFormat() const
+    [[nodiscard]] FileFormat getLastFileFormat() const
    {
        return lastFileFormat;
    }
-    int getLastRemoteDeckId() const
+    [[nodiscard]] int getLastRemoteDeckId() const
    {
        return lastRemoteDeckId;
    }

-    bool hasNotBeenLoaded() const
+    [[nodiscard]] bool hasNotBeenLoaded() const
    {
        return getLastFileName().isEmpty() && getLastRemoteDeckId() == -1;
    }
--- a/cockatrice/src/interface/layouts/flow_layout.h
+++ b/cockatrice/src/interface/layouts/flow_layout.h
@@ -23,9 +23,9 @@ public:
    ~FlowLayout() override;
    void insertWidgetAtIndex(QWidget *toInsert, int index);

-    QSize calculateMinimumSizeHorizontal() const;
-    QSize calculateSizeHintVertical() const;
-    QSize calculateMinimumSizeVertical() const;
+    [[nodiscard]] QSize calculateMinimumSizeHorizontal() const;
+    [[nodiscard]] QSize calculateSizeHintVertical() const;
+    [[nodiscard]] QSize calculateMinimumSizeVertical() const;
    void addItem(QLayoutItem *item) override;
    [[nodiscard]] int count() const override;
    [[nodiscard]] QLayoutItem *itemAt(int index) const override;
@@ -48,7 +48,7 @@ public:
    void layoutSingleColumn(const QVector<QLayoutItem *> &colItems, int x, int y);
    [[nodiscard]] QSize sizeHint() const override;
    [[nodiscard]] QSize minimumSize() const override;
-    QSize calculateSizeHintHorizontal() const;
+    [[nodiscard]] QSize calculateSizeHintHorizontal() const;

 protected:
    QList<QLayoutItem *> items; // List to store layout items
--- a/cockatrice/src/interface/widgets/deck_editor/deck_editor_deck_dock_widget.h
+++ b/cockatrice/src/interface/widgets/deck_editor/deck_editor_deck_dock_widget.h
@@ -104,7 +104,7 @@ private:
    QAction *aRemoveCard, *aIncrement, *aDecrement, *aSwapCard;

    void recursiveExpand(const QModelIndex &index);
-    QModelIndexList getSelectedCardNodes() const;
+    [[nodiscard]] QModelIndexList getSelectedCardNodes() const;

 private slots:
    void decklistCustomMenu(QPoint point);
--- a/cockatrice/src/interface/widgets/dialogs/dlg_convert_deck_to_cod_format.h
+++ b/cockatrice/src/interface/widgets/dialogs/dlg_convert_deck_to_cod_format.h
@@ -22,7 +22,7 @@ public:
    explicit DialogConvertDeckToCodFormat(QWidget *parent);
    void retranslateUi();

-    bool dontAskAgain() const;
+    [[nodiscard]] bool dontAskAgain() const;

 private:
    QVBoxLayout *layout;
--- a/cockatrice/src/interface/widgets/dialogs/dlg_edit_password.h
+++ b/cockatrice/src/interface/widgets/dialogs/dlg_edit_password.h
@@ -20,11 +20,11 @@ class DlgEditPassword : public QDialog
    Q_OBJECT
 public:
    explicit DlgEditPassword(QWidget *parent = nullptr);
-    QString getOldPassword() const
+    [[nodiscard]] QString getOldPassword() const
    {
        return oldPasswordEdit->text();
    }
-    QString getNewPassword() const
+    [[nodiscard]] QString getNewPassword() const
    {
        return newPasswordEdit->text();
    }
--- a/cockatrice/src/interface/widgets/dialogs/dlg_filter_games.h
+++ b/cockatrice/src/interface/widgets/dialogs/dlg_filter_games.h
@@ -58,32 +58,32 @@ public:
                   const GamesProxyModel *_gamesProxyModel,
                   QWidget *parent = nullptr);

-    bool getHideFullGames() const;
-    bool getHideGamesThatStarted() const;
-    bool getHidePasswordProtectedGames() const;
+    [[nodiscard]] bool getHideFullGames() const;
+    [[nodiscard]] bool getHideGamesThatStarted() const;
+    [[nodiscard]] bool getHidePasswordProtectedGames() const;
    void setShowPasswordProtectedGames(bool _passwordProtectedGamesHidden);
-    bool getHideBuddiesOnlyGames() const;
+    [[nodiscard]] bool getHideBuddiesOnlyGames() const;
    void setHideBuddiesOnlyGames(bool _hideBuddiesOnlyGames);
-    bool getHideOpenDecklistGames() const;
+    [[nodiscard]] bool getHideOpenDecklistGames() const;
    void setHideOpenDecklistGames(bool _hideOpenDecklistGames);
-    bool getHideIgnoredUserGames() const;
+    [[nodiscard]] bool getHideIgnoredUserGames() const;
    void setHideIgnoredUserGames(bool _hideIgnoredUserGames);
-    bool getHideNotBuddyCreatedGames() const;
-    QString getGameNameFilter() const;
+    [[nodiscard]] bool getHideNotBuddyCreatedGames() const;
+    [[nodiscard]] QString getGameNameFilter() const;
    void setGameNameFilter(const QString &_gameNameFilter);
-    QStringList getCreatorNameFilters() const;
+    [[nodiscard]] QStringList getCreatorNameFilters() const;
    void setCreatorNameFilter(const QString &_creatorNameFilter);
-    QSet<int> getGameTypeFilter() const;
+    [[nodiscard]] QSet<int> getGameTypeFilter() const;
    void setGameTypeFilter(const QSet<int> &_gameTypeFilter);
-    int getMaxPlayersFilterMin() const;
-    int getMaxPlayersFilterMax() const;
+    [[nodiscard]] int getMaxPlayersFilterMin() const;
+    [[nodiscard]] int getMaxPlayersFilterMax() const;
    void setMaxPlayersFilter(int _maxPlayersFilterMin, int _maxPlayersFilterMax);
-    QTime getMaxGameAge() const;
+    [[nodiscard]] QTime getMaxGameAge() const;
    const QMap<QTime, QString> gameAgeMap;
-    bool getShowOnlyIfSpectatorsCanWatch() const;
-    bool getShowSpectatorPasswordProtected() const;
-    bool getShowOnlyIfSpectatorsCanChat() const;
-    bool getShowOnlyIfSpectatorsCanSeeHands() const;
+    [[nodiscard]] bool getShowOnlyIfSpectatorsCanWatch() const;
+    [[nodiscard]] bool getShowSpectatorPasswordProtected() const;
+    [[nodiscard]] bool getShowOnlyIfSpectatorsCanChat() const;
+    [[nodiscard]] bool getShowOnlyIfSpectatorsCanSeeHands() const;
 };

 #endif
--- a/cockatrice/src/interface/widgets/dialogs/dlg_forgot_password_request.h
+++ b/cockatrice/src/interface/widgets/dialogs/dlg_forgot_password_request.h
@@ -20,15 +20,15 @@ class DlgForgotPasswordRequest : public QDialog
    Q_OBJECT
 public:
    explicit DlgForgotPasswordRequest(QWidget *parent = nullptr);
-    QString getHost() const
+    [[nodiscard]] QString getHost() const
    {
        return hostEdit->text();
    }
-    int getPort() const
+    [[nodiscard]] int getPort() const
    {
        return portEdit->text().toInt();
    }
-    QString getPlayerName() const
+    [[nodiscard]] QString getPlayerName() const
    {
        return playernameEdit->text();
    }
--- a/cockatrice/src/interface/widgets/dialogs/dlg_forgot_password_reset.h
+++ b/cockatrice/src/interface/widgets/dialogs/dlg_forgot_password_reset.h
@@ -20,23 +20,23 @@ class DlgForgotPasswordReset : public QDialog
    Q_OBJECT
 public:
    explicit DlgForgotPasswordReset(QWidget *parent = nullptr);
-    QString getHost() const
+    [[nodiscard]] QString getHost() const
    {
        return hostEdit->text();
    }
-    int getPort() const
+    [[nodiscard]] int getPort() const
    {
        return portEdit->text().toInt();
    }
-    QString getPlayerName() const
+    [[nodiscard]] QString getPlayerName() const
    {
        return playernameEdit->text();
    }
-    QString getToken() const
+    [[nodiscard]] QString getToken() const
    {
        return tokenEdit->text();
    }
-    QString getPassword() const
+    [[nodiscard]] QString getPassword() const
    {
        return newpasswordEdit->text();
    }
--- a/cockatrice/src/interface/widgets/dialogs/dlg_register.h
+++ b/cockatrice/src/interface/widgets/dialogs/dlg_register.h
@@ -20,31 +20,31 @@ class DlgRegister : public QDialog
    Q_OBJECT
 public:
    explicit DlgRegister(QWidget *parent = nullptr);
-    QString getHost() const
+    [[nodiscard]] QString getHost() const
    {
        return hostEdit->text();
    }
-    int getPort() const
+    [[nodiscard]] int getPort() const
    {
        return portEdit->text().toInt();
    }
-    QString getPlayerName() const
+    [[nodiscard]] QString getPlayerName() const
    {
        return playernameEdit->text();
    }
-    QString getPassword() const
+    [[nodiscard]] QString getPassword() const
    {
        return passwordEdit->text();
    }
-    QString getEmail() const
+    [[nodiscard]] QString getEmail() const
    {
        return emailEdit->text();
    }
-    QString getCountry() const
+    [[nodiscard]] QString getCountry() const
    {
        return countryEdit->currentIndex() == 0 ? "" : countryEdit->currentText();
    }
-    QString getRealName() const
+    [[nodiscard]] QString getRealName() const
    {
        return realnameEdit->text();
    }
--- a/cockatrice/src/interface/widgets/dialogs/tip_of_the_day.h
+++ b/cockatrice/src/interface/widgets/dialogs/tip_of_the_day.h
@@ -14,19 +14,19 @@ class TipOfTheDay
 {
 public:
    explicit TipOfTheDay(QString _title, QString _content, QString _imagePath, QDate _date);
-    QString getTitle() const
+    [[nodiscard]] QString getTitle() const
    {
        return title;
    }
-    QString getContent() const
+    [[nodiscard]] QString getContent() const
    {
        return content;
    }
-    QString getImagePath() const
+    [[nodiscard]] QString getImagePath() const
    {
        return imagePath;
    }
-    QDate getDate() const
+    [[nodiscard]] QDate getDate() const
    {
        return date;
    }
@@ -51,8 +51,8 @@ public:
    explicit TipsOfTheDay(QString xmlPath, QObject *parent = nullptr);
    ~TipsOfTheDay() override;
    TipOfTheDay getTip(int tipId);
-    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
-    QVariant data(const QModelIndex &index, int role) const override;
+    [[nodiscard]] int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    [[nodiscard]] QVariant data(const QModelIndex &index, int role) const override;

 private:
    QList<TipOfTheDay> *tipList;
--- a/cockatrice/src/interface/widgets/replay/replay_timeline_widget.h
+++ b/cockatrice/src/interface/widgets/replay/replay_timeline_widget.h
@@ -60,10 +60,10 @@ public:

    explicit ReplayTimelineWidget(QWidget *parent = nullptr);
    void setTimeline(const QList<int> &_replayTimeline);
-    QSize sizeHint() const override;
-    QSize minimumSizeHint() const override;
+    [[nodiscard]] QSize sizeHint() const override;
+    [[nodiscard]] QSize minimumSizeHint() const override;
    void setTimeScaleFactor(qreal _timeScaleFactor);
-    int getCurrentEvent() const
+    [[nodiscard]] int getCurrentEvent() const
    {
        return currentEvent;
    }
--- a/cockatrice/src/interface/widgets/server/games_model.h
+++ b/cockatrice/src/interface/widgets/server/games_model.h
@@ -42,19 +42,20 @@ public:
     */
    GamesModel(const QMap<int, QString> &_rooms, const QMap<int, GameTypeMap> &_gameTypes, QObject *parent = nullptr);

-    int rowCount(const QModelIndex &parent = QModelIndex()) const override
+    [[nodiscard]] int rowCount(const QModelIndex &parent = QModelIndex()) const override
    {
        return parent.isValid() ? 0 : gameList.size();
    }

-    int columnCount(const QModelIndex & /*parent*/ = QModelIndex()) const override
+    [[nodiscard]] int columnCount(const QModelIndex & /*parent*/ = QModelIndex()) const override
    {
        return NUM_COLS;
    }

-    QVariant data(const QModelIndex &index, int role) const override;
+    [[nodiscard]] QVariant data(const QModelIndex &index, int role) const override;

-    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
+    [[nodiscard]] QVariant
+    headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;

    /**
     * @brief Formats the game creation time into a human-readable string.
@@ -148,71 +149,71 @@ public:
    explicit GamesProxyModel(QObject *parent = nullptr, const UserListProxy *_userListProxy = nullptr);

    // Getters for filter parameters
-    bool getHideBuddiesOnlyGames() const
+    [[nodiscard]] bool getHideBuddiesOnlyGames() const
    {
        return hideBuddiesOnlyGames;
    }
-    bool getHideIgnoredUserGames() const
+    [[nodiscard]] bool getHideIgnoredUserGames() const
    {
        return hideIgnoredUserGames;
    }
-    bool getHideFullGames() const
+    [[nodiscard]] bool getHideFullGames() const
    {
        return hideFullGames;
    }
-    bool getHideGamesThatStarted() const
+    [[nodiscard]] bool getHideGamesThatStarted() const
    {
        return hideGamesThatStarted;
    }
-    bool getHidePasswordProtectedGames() const
+    [[nodiscard]] bool getHidePasswordProtectedGames() const
    {
        return hidePasswordProtectedGames;
    }
-    bool getHideNotBuddyCreatedGames() const
+    [[nodiscard]] bool getHideNotBuddyCreatedGames() const
    {
        return hideNotBuddyCreatedGames;
    }
-    bool getHideOpenDecklistGames() const
+    [[nodiscard]] bool getHideOpenDecklistGames() const
    {
        return hideOpenDecklistGames;
    }
-    QString getGameNameFilter() const
+    [[nodiscard]] QString getGameNameFilter() const
    {
        return gameNameFilter;
    }
-    QStringList getCreatorNameFilters() const
+    [[nodiscard]] QStringList getCreatorNameFilters() const
    {
        return creatorNameFilters;
    }
-    QSet<int> getGameTypeFilter() const
+    [[nodiscard]] QSet<int> getGameTypeFilter() const
    {
        return gameTypeFilter;
    }
-    int getMaxPlayersFilterMin() const
+    [[nodiscard]] int getMaxPlayersFilterMin() const
    {
        return maxPlayersFilterMin;
    }
-    int getMaxPlayersFilterMax() const
+    [[nodiscard]] int getMaxPlayersFilterMax() const
    {
        return maxPlayersFilterMax;
    }
-    const QTime &getMaxGameAge() const
+    [[nodiscard]] const QTime &getMaxGameAge() const
    {
        return maxGameAge;
    }
-    bool getShowOnlyIfSpectatorsCanWatch() const
+    [[nodiscard]] bool getShowOnlyIfSpectatorsCanWatch() const
    {
        return showOnlyIfSpectatorsCanWatch;
    }
-    bool getShowSpectatorPasswordProtected() const
+    [[nodiscard]] bool getShowSpectatorPasswordProtected() const
    {
        return showSpectatorPasswordProtected;
    }
-    bool getShowOnlyIfSpectatorsCanChat() const
+    [[nodiscard]] bool getShowOnlyIfSpectatorsCanChat() const
    {
        return showOnlyIfSpectatorsCanChat;
    }
-    bool getShowOnlyIfSpectatorsCanSeeHands() const
+    [[nodiscard]] bool getShowOnlyIfSpectatorsCanSeeHands() const
    {
        return showOnlyIfSpectatorsCanSeeHands;
    }
@@ -328,7 +329,7 @@ public:
    /**
     * @brief Returns the number of games filtered out by the current filter.
     */
-    int getNumFilteredGames() const;
+    [[nodiscard]] int getNumFilteredGames() const;

    /**
     * @brief Resets all filter parameters to default values.
@@ -338,7 +339,7 @@ public:
    /**
     * @brief Returns true if all filter parameters are set to their defaults.
     */
-    bool areFilterParametersSetToDefaults() const;
+    [[nodiscard]] bool areFilterParametersSetToDefaults() const;

    /**
     * @brief Loads filter parameters from persistent settings.
@@ -358,8 +359,8 @@ public:
    void refresh();

 protected:
-    bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override;
-    bool filterAcceptsRow(int sourceRow) const;
+    [[nodiscard]] bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override;
+    [[nodiscard]] bool filterAcceptsRow(int sourceRow) const;
 };

 #endif
--- a/cockatrice/src/interface/widgets/server/remote/remote_decklist_tree_widget.h
+++ b/cockatrice/src/interface/widgets/server/remote/remote_decklist_tree_widget.h
@@ -34,11 +34,11 @@ public:
        {
        }
        virtual ~Node() = default;
-        DirectoryNode *getParent() const
+        [[nodiscard]] DirectoryNode *getParent() const
        {
            return parent;
        }
-        QString getName() const
+        [[nodiscard]] QString getName() const
        {
            return name;
        }
@@ -49,9 +49,9 @@ public:
        explicit DirectoryNode(const QString &_name = QString(), DirectoryNode *_parent = nullptr);
        ~DirectoryNode() override;
        void clearTree();
-        QString getPath() const;
+        [[nodiscard]] QString getPath() const;
        DirectoryNode *getNodeByPath(QStringList path);
-        FileNode *getNodeById(int id) const;
+        [[nodiscard]] FileNode *getNodeById(int id) const;
    };
    class FileNode : public Node
    {
@@ -64,17 +64,17 @@ public:
            : Node(_name, _parent), id(_id), uploadTime(_uploadTime)
        {
        }
-        int getId() const
+        [[nodiscard]] int getId() const
        {
            return id;
        }
-        QDateTime getUploadTime() const
+        [[nodiscard]] QDateTime getUploadTime() const
        {
            return uploadTime;
        }
    };

-    template <typename T> T getNode(const QModelIndex &index) const
+    template <typename T> [[nodiscard]] T getNode(const QModelIndex &index) const
    {
        if (!index.isValid())
            return dynamic_cast<T>(root);
@@ -96,15 +96,16 @@ private slots:
 public:
    explicit RemoteDeckList_TreeModel(AbstractClient *_client, QObject *parent = nullptr);
    ~RemoteDeckList_TreeModel() override;
-    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
-    int columnCount(const QModelIndex & /*parent*/ = QModelIndex()) const override;
-    QVariant data(const QModelIndex &index, int role) const override;
-    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
-    QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
-    QModelIndex parent(const QModelIndex &index) const override;
-    Qt::ItemFlags flags(const QModelIndex &index) const override;
+    [[nodiscard]] int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    [[nodiscard]] int columnCount(const QModelIndex & /*parent*/ = QModelIndex()) const override;
+    [[nodiscard]] QVariant data(const QModelIndex &index, int role) const override;
+    [[nodiscard]] QVariant
+    headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
+    [[nodiscard]] QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
+    [[nodiscard]] QModelIndex parent(const QModelIndex &index) const override;
+    [[nodiscard]] Qt::ItemFlags flags(const QModelIndex &index) const override;

-    DirectoryNode *getRoot() const
+    [[nodiscard]] DirectoryNode *getRoot() const
    {
        return root;
    }
@@ -124,11 +125,11 @@ private:

 public:
    explicit RemoteDeckList_TreeWidget(AbstractClient *_client, QWidget *parent = nullptr);
-    RemoteDeckList_TreeModel::Node *getNode(const QModelIndex &ind) const;
-    RemoteDeckList_TreeModel::Node *getCurrentItem() const;
-    QList<RemoteDeckList_TreeModel::Node *> getCurrentSelection() const;
-    RemoteDeckList_TreeModel::DirectoryNode *getNodeByPath(const QString &path) const;
-    RemoteDeckList_TreeModel::FileNode *getNodeById(int id) const;
+    [[nodiscard]] RemoteDeckList_TreeModel::Node *getNode(const QModelIndex &ind) const;
+    [[nodiscard]] RemoteDeckList_TreeModel::Node *getCurrentItem() const;
+    [[nodiscard]] QList<RemoteDeckList_TreeModel::Node *> getCurrentSelection() const;
+    [[nodiscard]] RemoteDeckList_TreeModel::DirectoryNode *getNodeByPath(const QString &path) const;
+    [[nodiscard]] RemoteDeckList_TreeModel::FileNode *getNodeById(int id) const;
    void addFileToTree(const ServerInfo_DeckStorage_TreeItem &file, RemoteDeckList_TreeModel::DirectoryNode *parent);
    void addFolderToTree(const ServerInfo_DeckStorage_TreeItem &folder,
                         RemoteDeckList_TreeModel::DirectoryNode *parent);
--- a/cockatrice/src/interface/widgets/server/remote/remote_replay_list_tree_widget.h
+++ b/cockatrice/src/interface/widgets/server/remote/remote_replay_list_tree_widget.h
@@ -35,7 +35,7 @@ private:
        {
        }
        virtual ~Node() = default;
-        QString getName() const
+        [[nodiscard]] QString getName() const
        {
            return name;
        }
@@ -91,21 +91,22 @@ private slots:
 public:
    explicit RemoteReplayList_TreeModel(AbstractClient *_client, QObject *parent = nullptr);
    ~RemoteReplayList_TreeModel() override;
-    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
-    int columnCount(const QModelIndex & /*parent*/ = QModelIndex()) const override
+    [[nodiscard]] int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    [[nodiscard]] int columnCount(const QModelIndex & /*parent*/ = QModelIndex()) const override
    {
        return numberOfColumns;
    }
-    QVariant data(const QModelIndex &index, int role) const override;
-    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
-    QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
-    QModelIndex parent(const QModelIndex &index) const override;
-    Qt::ItemFlags flags(const QModelIndex &index) const override;
+    [[nodiscard]] QVariant data(const QModelIndex &index, int role) const override;
+    [[nodiscard]] QVariant
+    headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
+    [[nodiscard]] QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
+    [[nodiscard]] QModelIndex parent(const QModelIndex &index) const override;
+    [[nodiscard]] Qt::ItemFlags flags(const QModelIndex &index) const override;
    void clearTree();
    void refreshTree();
-    ServerInfo_Replay const *getReplay(const QModelIndex &index) const;
-    ServerInfo_ReplayMatch const *getReplayMatch(const QModelIndex &index) const;
-    ServerInfo_ReplayMatch const *getEnclosingReplayMatch(const QModelIndex &index) const;
+    [[nodiscard]] ServerInfo_Replay const *getReplay(const QModelIndex &index) const;
+    [[nodiscard]] ServerInfo_ReplayMatch const *getReplayMatch(const QModelIndex &index) const;
+    [[nodiscard]] ServerInfo_ReplayMatch const *getEnclosingReplayMatch(const QModelIndex &index) const;
    void addMatchInfo(const ServerInfo_ReplayMatch &matchInfo);
    void updateMatchInfo(int gameId, const ServerInfo_ReplayMatch &matchInfo);
    void removeMatchInfo(int gameId);
@@ -119,10 +120,10 @@ private:

 public:
    explicit RemoteReplayList_TreeWidget(AbstractClient *_client, QWidget *parent = nullptr);
-    ServerInfo_Replay const *getReplay(const QModelIndex &ind) const;
-    ServerInfo_ReplayMatch const *getReplayMatch(const QModelIndex &ind) const;
-    QList<ServerInfo_Replay const *> getSelectedReplays() const;
-    QSet<ServerInfo_ReplayMatch const *> getSelectedReplayMatches() const;
+    [[nodiscard]] ServerInfo_Replay const *getReplay(const QModelIndex &ind) const;
+    [[nodiscard]] ServerInfo_ReplayMatch const *getReplayMatch(const QModelIndex &ind) const;
+    [[nodiscard]] QList<ServerInfo_Replay const *> getSelectedReplays() const;
+    [[nodiscard]] QSet<ServerInfo_ReplayMatch const *> getSelectedReplayMatches() const;
    void clearTree()
    {
        treeModel->clearTree();
--- a/cockatrice/src/interface/widgets/server/user/user_info_connection.h
+++ b/cockatrice/src/interface/widgets/server/user/user_info_connection.h
@@ -30,31 +30,31 @@ private:
 public:
    UserConnection_Information();
    UserConnection_Information(QString, QString, QString, QString, QString, bool, QString);
-    QString getSaveName() const
+    [[nodiscard]] QString getSaveName() const
    {
        return saveName;
    }
-    QString getServer() const
+    [[nodiscard]] QString getServer() const
    {
        return server;
    }
-    QString getPort() const
+    [[nodiscard]] QString getPort() const
    {
        return port;
    }
-    QString getUsername() const
+    [[nodiscard]] QString getUsername() const
    {
        return username;
    }
-    QString getPassword() const
+    [[nodiscard]] QString getPassword() const
    {
        return password;
    }
-    bool getSavePassword() const
+    [[nodiscard]] bool getSavePassword() const
    {
        return savePassword;
    }
-    QString getSite() const
+    [[nodiscard]] QString getSite() const
    {
        return site;
    }
--- a/cockatrice/src/interface/widgets/server/user/user_list_manager.h
+++ b/cockatrice/src/interface/widgets/server/user/user_list_manager.h
@@ -60,11 +60,11 @@ public:
        return ignoredUsers;
    }

-    bool isOwnUserRegistered() const override;
-    QString getOwnUsername() const override;
-    bool isUserBuddy(const QString &userName) const override;
-    bool isUserIgnored(const QString &userName) const override;
-    const ServerInfo_User *getOnlineUser(const QString &userName) const override;
+    [[nodiscard]] bool isOwnUserRegistered() const override;
+    [[nodiscard]] QString getOwnUsername() const override;
+    [[nodiscard]] bool isUserBuddy(const QString &userName) const override;
+    [[nodiscard]] bool isUserIgnored(const QString &userName) const override;
+    [[nodiscard]] const ServerInfo_User *getOnlineUser(const QString &userName) const override;

 public slots:
    void handleConnect();
--- a/cockatrice/src/interface/widgets/server/user/user_list_widget.h
+++ b/cockatrice/src/interface/widgets/server/user/user_list_widget.h
@@ -45,13 +45,13 @@ private slots:

 public:
    explicit BanDialog(const ServerInfo_User &info, QWidget *parent = nullptr);
-    QString getBanName() const;
-    QString getBanIP() const;
-    QString getBanId() const;
-    int getMinutes() const;
-    QString getReason() const;
-    QString getVisibleReason() const;
-    int getDeleteMessages() const;
+    [[nodiscard]] QString getBanName() const;
+    [[nodiscard]] QString getBanIP() const;
+    [[nodiscard]] QString getBanId() const;
+    [[nodiscard]] int getMinutes() const;
+    [[nodiscard]] QString getReason() const;
+    [[nodiscard]] QString getVisibleReason() const;
+    [[nodiscard]] int getDeleteMessages() const;
 };

 class WarningDialog : public QDialog
@@ -68,10 +68,10 @@ private slots:

 public:
    WarningDialog(const QString userName, const QString clientID, QWidget *parent = nullptr);
-    QString getName() const;
-    QString getWarnID() const;
-    QString getReason() const;
-    int getDeleteMessages() const;
+    [[nodiscard]] QString getName() const;
+    [[nodiscard]] QString getWarnID() const;
+    [[nodiscard]] QString getReason() const;
+    [[nodiscard]] int getDeleteMessages() const;
    void addWarningOption(const QString warning);
 };

@@ -85,11 +85,11 @@ private:

 public:
    explicit AdminNotesDialog(const QString &_userName, const QString &_notes, QWidget *_parent = nullptr);
-    QString getName() const
+    [[nodiscard]] QString getName() const
    {
        return userName;
    }
-    QString getNotes() const;
+    [[nodiscard]] QString getNotes() const;
 };

 class UserListItemDelegate : public QStyledItemDelegate
@@ -159,7 +159,7 @@ public:
    void processUserInfo(const ServerInfo_User &user, bool online);
    bool deleteUser(const QString &userName);
    void setUserOnline(const QString &userName, bool online);
-    const QMap<QString, UserListTWI *> &getUsers() const
+    [[nodiscard]] const QMap<QString, UserListTWI *> &getUsers() const
    {
        return users;
    }
--- a/cockatrice/src/interface/widgets/tabs/api/edhrec/api_response/cards/edhrec_api_response_card_container.h
+++ b/cockatrice/src/interface/widgets/tabs/api/edhrec/api_response/cards/edhrec_api_response_card_container.h
@@ -29,27 +29,27 @@ public:
    void debugPrint() const;

    // Getter methods for deck container
-    const QString &getDescription() const
+    [[nodiscard]] const QString &getDescription() const
    {
        return description;
    }
-    const QVector<QJsonObject> &getBreadcrumb() const
+    [[nodiscard]] const QVector<QJsonObject> &getBreadcrumb() const
    {
        return breadcrumb;
    }
-    const EdhrecCommanderApiResponseCommanderDetails &getCommanderDetails() const
+    [[nodiscard]] const EdhrecCommanderApiResponseCommanderDetails &getCommanderDetails() const
    {
        return card;
    }
-    const QVector<EdhrecApiResponseCardList> &getCardlists() const
+    [[nodiscard]] const QVector<EdhrecApiResponseCardList> &getCardlists() const
    {
        return cardlists;
    }
-    const QString &getKeywords() const
+    [[nodiscard]] const QString &getKeywords() const
    {
        return keywords;
    }
-    const QString &getTitle() const
+    [[nodiscard]] const QString &getTitle() const
    {
        return title;
    }
--- a/cockatrice/src/interface/widgets/tabs/api/edhrec/api_response/cards/edhrec_commander_api_response_commander_details.h
+++ b/cockatrice/src/interface/widgets/tabs/api/edhrec/api_response/cards/edhrec_commander_api_response_commander_details.h
@@ -27,119 +27,119 @@ public:
    void debugPrint() const;

    // Getters for the card data
-    const QString &getAetherhubUri() const
+    [[nodiscard]] const QString &getAetherhubUri() const
    {
        return aetherhubUri;
    }
-    const QString &getArchidektUri() const
+    [[nodiscard]] const QString &getArchidektUri() const
    {
        return archidektUri;
    }
-    int getCmc() const
+    [[nodiscard]] int getCmc() const
    {
        return cmc;
    }
-    const QJsonArray &getColorIdentity() const
+    [[nodiscard]] const QJsonArray &getColorIdentity() const
    {
        return colorIdentity;
    }
-    bool isCombos() const
+    [[nodiscard]] bool isCombos() const
    {
        return combos;
    }
-    const QString &getDeckstatsUri() const
+    [[nodiscard]] const QString &getDeckstatsUri() const
    {
        return deckstatsUri;
    }
-    const QVector<QString> &getImageUris() const
+    [[nodiscard]] const QVector<QString> &getImageUris() const
    {
        return imageUris;
    }
-    int getInclusion() const
+    [[nodiscard]] int getInclusion() const
    {
        return inclusion;
    }
-    bool getIsCommander() const
+    [[nodiscard]] bool getIsCommander() const
    {
        return isCommander;
    }
-    const QString &getLabel() const
+    [[nodiscard]] const QString &getLabel() const
    {
        return label;
    }
-    const QString &getLayout() const
+    [[nodiscard]] const QString &getLayout() const
    {
        return layout;
    }
-    bool getLegalCommander() const
+    [[nodiscard]] bool getLegalCommander() const
    {
        return legalCommander;
    }
-    const QString &getMoxfieldUri() const
+    [[nodiscard]] const QString &getMoxfieldUri() const
    {
        return moxfieldUri;
    }
-    const QString &getMtggoldfishUri() const
+    [[nodiscard]] const QString &getMtggoldfishUri() const
    {
        return mtggoldfishUri;
    }
-    const QString &getName() const
+    [[nodiscard]] const QString &getName() const
    {
        return name;
    }
-    const QJsonArray &getNames() const
+    [[nodiscard]] const QJsonArray &getNames() const
    {
        return names;
    }
-    int getNumDecks() const
+    [[nodiscard]] int getNumDecks() const
    {
        return numDecks;
    }
-    int getPotentialDecks() const
+    [[nodiscard]] int getPotentialDecks() const
    {
        return potentialDecks;
    }
-    const QString &getPrecon() const
+    [[nodiscard]] const QString &getPrecon() const
    {
        return precon;
    }
-    const CardPrices &getPrices() const
+    [[nodiscard]] const CardPrices &getPrices() const
    {
        return prices;
    }
-    const QString &getPrimaryType() const
+    [[nodiscard]] const QString &getPrimaryType() const
    {
        return primaryType;
    }
-    const QString &getRarity() const
+    [[nodiscard]] const QString &getRarity() const
    {
        return rarity;
    }
-    double getSalt() const
+    [[nodiscard]] double getSalt() const
    {
        return salt;
    }
-    const QString &getSanitized() const
+    [[nodiscard]] const QString &getSanitized() const
    {
        return sanitized;
    }
-    const QString &getSanitizedWo() const
+    [[nodiscard]] const QString &getSanitizedWo() const
    {
        return sanitizedWo;
    }
-    const QString &getScryfallUri() const
+    [[nodiscard]] const QString &getScryfallUri() const
    {
        return scryfallUri;
    }
-    const QString &getSpellbookUri() const
+    [[nodiscard]] const QString &getSpellbookUri() const
    {
        return spellbookUri;
    }
-    const QString &getType() const
+    [[nodiscard]] const QString &getType() const
    {
        return type;
    }
-    const QString &getUrl() const
+    [[nodiscard]] const QString &getUrl() const
    {
        return url;
    }
--- a/cockatrice/src/interface/widgets/tabs/api/edhrec/tab_edhrec_main.h
+++ b/cockatrice/src/interface/widgets/tabs/api/edhrec/tab_edhrec_main.h
@@ -27,13 +27,13 @@ public:

    void retranslateUi() override;
    void doSearch();
-    QString getTabText() const override
+    [[nodiscard]] QString getTabText() const override
    {
        auto cardName = cardToQuery.isNull() ? QString() : cardToQuery->getName();
        return tr("EDHRec: ") + cardName;
    }

-    CardSizeWidget *getCardSizeSlider()
+    CardSizeWidget *getCardSizeSlider() const
    {
        return cardSizeSlider;
    }
--- a/cockatrice/src/interface/widgets/tabs/tab.h
+++ b/cockatrice/src/interface/widgets/tabs/tab.h
@@ -39,15 +39,15 @@ private:

 public:
    explicit Tab(TabSupervisor *_tabSupervisor);
-    const QList<QMenu *> &getTabMenus() const
+    [[nodiscard]] const QList<QMenu *> &getTabMenus() const
    {
        return tabMenus;
    }
-    TabSupervisor *getTabSupervisor() const
+    [[nodiscard]] TabSupervisor *getTabSupervisor() const
    {
        return tabSupervisor;
    }
-    bool getContentsChanged() const
+    [[nodiscard]] bool getContentsChanged() const
    {
        return contentsChanged;
    }
@@ -55,7 +55,7 @@ public:
    {
        contentsChanged = _contentsChanged;
    }
-    virtual QString getTabText() const = 0;
+    [[nodiscard]] virtual QString getTabText() const = 0;
    virtual void retranslateUi() = 0;

    /**
--- a/cockatrice/src/interface/widgets/tabs/tab_home.h
+++ b/cockatrice/src/interface/widgets/tabs/tab_home.h
@@ -26,7 +26,7 @@ private:
 public:
    TabHome(TabSupervisor *_tabSupervisor, AbstractClient *_client);
    void retranslateUi() override;
-    QString getTabText() const override
+    [[nodiscard]] QString getTabText() const override
    {
        return tr("Home");
    }
--- a/cockatrice/src/interface/widgets/tabs/tab_message.h
+++ b/cockatrice/src/interface/widgets/tabs/tab_message.h
@@ -54,8 +54,8 @@ public:
    ~TabMessage() override;
    void retranslateUi() override;
    void tabActivated() override;
-    QString getUserName() const;
-    QString getTabText() const override;
+    [[nodiscard]] QString getUserName() const;
+    [[nodiscard]] QString getTabText() const override;

    void processUserMessageEvent(const Event_UserMessage &event);

--- a/cockatrice/src/interface/widgets/visual_deck_storage/deck_preview/deck_preview_tag_display_widget.h
+++ b/cockatrice/src/interface/widgets/visual_deck_storage/deck_preview/deck_preview_tag_display_widget.h
@@ -30,12 +30,12 @@ public:
     * @param tagName The name of the tag to display.
     */
    explicit DeckPreviewTagDisplayWidget(QWidget *parent = nullptr, const QString &tagName = "");
-    QSize sizeHint() const override;
-    QString getTagName() const
+    [[nodiscard]] QSize sizeHint() const override;
+    [[nodiscard]] QString getTagName() const
    {
        return tagName;
    }
-    TagState getState() const
+    [[nodiscard]] TagState getState() const
    {
        return state;
    }
--- a/libcockatrice_card/libcockatrice/card/card_info.h
+++ b/libcockatrice_card/libcockatrice/card/card_info.h
@@ -159,7 +159,7 @@ public:
     *
     * @return Shared pointer to the cloned CardInfo.
     */
-    CardInfoPtr clone() const
+    [[nodiscard]] CardInfoPtr clone() const
    {
        auto newCardInfo = CardInfoPtr(new CardInfo(*this));
        newCardInfo->setSmartPointer(newCardInfo); // Set the smart pointer for the new instance
@@ -179,11 +179,11 @@ public:
    }

    /** @name Basic Properties Accessors */ //@{
-    inline const QString &getName() const
+    [[nodiscard]] inline const QString &getName() const
    {
        return name;
    }
-    const QString &getSimpleName() const
+    [[nodiscard]] const QString &getSimpleName() const
    {
        return simpleName;
    }
@@ -191,7 +191,7 @@ public:
    {
        return altNames;
    };
-    const QString &getText() const
+    [[nodiscard]] const QString &getText() const
    {
        return text;
    }
@@ -200,15 +200,15 @@ public:
        text = _text;
        emit cardInfoChanged(smartThis);
    }
-    bool getIsToken() const
+    [[nodiscard]] bool getIsToken() const
    {
        return isToken;
    }
-    QStringList getProperties() const
+    [[nodiscard]] QStringList getProperties() const
    {
        return properties.keys();
    }
-    QString getProperty(const QString &propertyName) const
+    [[nodiscard]] QString getProperty(const QString &propertyName) const
    {
        return properties.value(propertyName).toString();
    }
@@ -217,34 +217,34 @@ public:
        properties.insert(_name, _value);
        emit cardInfoChanged(smartThis);
    }
-    bool hasProperty(const QString &propertyName) const
+    [[nodiscard]] bool hasProperty(const QString &propertyName) const
    {
        return properties.contains(propertyName);
    }
-    const SetToPrintingsMap &getSets() const
+    [[nodiscard]] const SetToPrintingsMap &getSets() const
    {
        return setsToPrintings;
    }
-    const QString &getSetsNames() const
+    [[nodiscard]] const QString &getSetsNames() const
    {
        return setsNames;
    }
    //@}

    /** @name Related Cards Accessors */ //@{
-    const QList<CardRelation *> &getRelatedCards() const
+    [[nodiscard]] const QList<CardRelation *> &getRelatedCards() const
    {
        return relatedCards;
    }
-    const QList<CardRelation *> &getReverseRelatedCards() const
+    [[nodiscard]] const QList<CardRelation *> &getReverseRelatedCards() const
    {
        return reverseRelatedCards;
    }
-    const QList<CardRelation *> &getReverseRelatedCards2Me() const
+    [[nodiscard]] const QList<CardRelation *> &getReverseRelatedCards2Me() const
    {
        return reverseRelatedCardsToMe;
    }
-    QList<CardRelation *> getAllRelatedCards() const
+    [[nodiscard]] QList<CardRelation *> getAllRelatedCards() const
    {
        QList<CardRelation *> result;
        result.append(getRelatedCards());
@@ -259,24 +259,24 @@ public:
    //@}

    /** @name UI Positioning */ //@{
-    const UiAttributes &getUiAttributes() const
+    [[nodiscard]] const UiAttributes &getUiAttributes() const
    {
        return uiAttributes;
    }
    //@}

-    const QChar getColorChar() const;
+    [[nodiscard]] const QChar getColorChar() const;

    /** @name Legacy/Convenience Property Accessors */ //@{
-    const QString getCardType() const;
+    [[nodiscard]] const QString getCardType() const;
    void setCardType(const QString &value);
-    const QString getCmc() const;
-    const QString getColors() const;
+    [[nodiscard]] const QString getCmc() const;
+    [[nodiscard]] const QString getColors() const;
    void setColors(const QString &value);
-    const QString getLoyalty() const;
-    const QString getMainCardType() const;
-    const QString getManaCost() const;
-    const QString getPowTough() const;
+    [[nodiscard]] const QString getLoyalty() const;
+    [[nodiscard]] const QString getMainCardType() const;
+    [[nodiscard]] const QString getManaCost() const;
+    [[nodiscard]] const QString getPowTough() const;
    void setPowTough(const QString &value);
    //@}

@@ -287,7 +287,7 @@ public:
     *
     * @return Corrected card name as a QString.
     */
-    QString getCorrectedName() const;
+    [[nodiscard]] QString getCorrectedName() const;

    /**
     * @brief Adds a printing to a specific set.
--- a/libcockatrice_card/libcockatrice/card/card_info_comparator.h
+++ b/libcockatrice_card/libcockatrice/card/card_info_comparator.h
@@ -23,8 +23,8 @@ private:
    QStringList m_properties; // List of properties to sort by
    Qt::SortOrder m_order;

-    QVariant getProperty(const CardInfoPtr &card, const QString &property) const;
-    bool compareVariants(const QVariant &a, const QVariant &b) const;
+    [[nodiscard]] QVariant getProperty(const CardInfoPtr &card, const QString &property) const;
+    [[nodiscard]] bool compareVariants(const QVariant &a, const QVariant &b) const;
 };

 #endif // CARD_INFO_COMPARATOR_H
--- a/libcockatrice_card/libcockatrice/card/database/card_database_loader.h
+++ b/libcockatrice_card/libcockatrice/card/database/card_database_loader.h
@@ -110,7 +110,7 @@ private:
     * @brief Collects custom card database paths recursively.
     * @return Sorted list of file paths to custom databases.
     */
-    QStringList collectCustomDatabasePaths() const;
+    [[nodiscard]] QStringList collectCustomDatabasePaths() const;

 private:
    CardDatabase *database;                        /**< Non-owning pointer to the target CardDatabase. */
--- a/libcockatrice_card/libcockatrice/card/printing/printing_info.h
+++ b/libcockatrice_card/libcockatrice/card/printing/printing_info.h
@@ -65,7 +65,7 @@ public:
     *
     * @return Pointer to the associated CardSet.
     */
-    CardSetPtr getSet() const
+    [[nodiscard]] CardSetPtr getSet() const
    {
        return set;
    }
@@ -75,7 +75,7 @@ public:
     *
     * @return List of keys stored in the properties map.
     */
-    QStringList getProperties() const
+    [[nodiscard]] QStringList getProperties() const
    {
        return properties.keys();
    }
@@ -86,7 +86,7 @@ public:
     * @param propertyName The key name of the property to query.
     * @return The property value as a string, or an empty string if not set.
     */
-    QString getProperty(const QString &propertyName) const
+    [[nodiscard]] QString getProperty(const QString &propertyName) const
    {
        return properties.value(propertyName).toString();
    }
@@ -109,14 +109,14 @@ public:
     *
     * @return A string representing the providerID.
     */
-    QString getUuid() const;
+    [[nodiscard]] QString getUuid() const;

    /**
     * @brief Returns the flavorName for this printing.
     *
     * @return The flavorName, or empty if it isn't present.
     */
-    QString getFlavorName() const;
+    [[nodiscard]] QString getFlavorName() const;
 };

 #endif // COCKATRICE_PRINTING_INFO_H
--- a/libcockatrice_card/libcockatrice/card/set/card_set.h
+++ b/libcockatrice_card/libcockatrice/card/set/card_set.h
@@ -105,34 +105,34 @@ public:
     *
     * @return Sanitized short name.
     */
-    QString getCorrectedShortName() const;
+    [[nodiscard]] QString getCorrectedShortName() const;

    /// @return Short identifier of the set.
-    QString getShortName() const
+    [[nodiscard]] QString getShortName() const
    {
        return shortName;
    }

    /// @return Descriptive name of the set.
-    QString getLongName() const
+    [[nodiscard]] QString getLongName() const
    {
        return longName;
    }

    /// @return Type/category string of the set.
-    QString getSetType() const
+    [[nodiscard]] QString getSetType() const
    {
        return setType;
    }

    /// @return Release date of the set.
-    QDate getReleaseDate() const
+    [[nodiscard]] QDate getReleaseDate() const
    {
        return releaseDate;
    }

    /// @return Priority level of the set.
-    Priority getPriority() const
+    [[nodiscard]] Priority getPriority() const
    {
        return priority;
    }
@@ -182,7 +182,7 @@ public:
    void loadSetOptions();

    /// @return The sort key assigned to this set.
-    int getSortKey() const
+    [[nodiscard]] int getSortKey() const
    {
        return sortKey;
    }
@@ -194,7 +194,7 @@ public:
    void setSortKey(unsigned int _sortKey);

    /// @return True if the set is enabled.
-    bool getEnabled() const
+    [[nodiscard]] bool getEnabled() const
    {
        return enabled;
    }
@@ -206,7 +206,7 @@ public:
    void setEnabled(bool _enabled);

    /// @return True if the set is considered known.
-    bool getIsKnown() const
+    [[nodiscard]] bool getIsKnown() const
    {
        return isknown;
    }
@@ -222,7 +222,7 @@ public:
     *
     * @return True if the long name, type, and release date are all empty.
     */
-    bool getIsKnownIgnored() const
+    [[nodiscard]] bool getIsKnownIgnored() const
    {
        return longName.length() + setType.length() + releaseDate.toString().length() == 0;
    }
--- a/libcockatrice_deck_list/libcockatrice/deck_list/deck_list_card_node.h
+++ b/libcockatrice_deck_list/libcockatrice/deck_list/deck_list_card_node.h
@@ -91,7 +91,7 @@ public:
    explicit DecklistCardNode(DecklistCardNode *other, InnerDecklistNode *_parent);

    /// @return The quantity of this card.
-    int getNumber() const override
+    [[nodiscard]] int getNumber() const override
    {
        return number;
    }
@@ -103,7 +103,7 @@ public:
    }

    /// @return The display name of this card.
-    QString getName() const override
+    [[nodiscard]] QString getName() const override
    {
        return name;
    }
@@ -115,7 +115,7 @@ public:
    }

    /// @return The provider identifier for this card.
-    QString getCardProviderId() const override
+    [[nodiscard]] QString getCardProviderId() const override
    {
        return cardProviderId;
    }
@@ -127,7 +127,7 @@ public:
    }

    /// @return The short set code (e.g., "NEO").
-    QString getCardSetShortName() const override
+    [[nodiscard]] QString getCardSetShortName() const override
    {
        return cardSetShortName;
    }
@@ -139,7 +139,7 @@ public:
    }

    /// @return The collector number of this card within its set.
-    QString getCardCollectorNumber() const override
+    [[nodiscard]] QString getCardCollectorNumber() const override
    {
        return cardSetNumber;
    }
@@ -162,7 +162,7 @@ public:
     * @return A CardRef with the card’s name and provider ID, suitable
     *         for database lookups or comparison with other card sources.
     */
-    CardRef toCardRef() const
+    [[nodiscard]] CardRef toCardRef() const
    {
        return {name, cardProviderId};
    }
--- a/libcockatrice_deck_list/libcockatrice/deck_list/deck_list_history_manager.h
+++ b/libcockatrice_deck_list/libcockatrice/deck_list/deck_list_history_manager.h
@@ -23,12 +23,12 @@ public:

    void clear();

-    bool canUndo() const
+    [[nodiscard]] bool canUndo() const
    {
        return !undoStack.isEmpty();
    }

-    bool canRedo() const
+    [[nodiscard]] bool canRedo() const
    {
        return !redoStack.isEmpty();
    }
@@ -37,11 +37,11 @@ public:

    void redo(DeckList *deck);

-    QStack<DeckListMemento> getRedoStack() const
+    [[nodiscard]] QStack<DeckListMemento> getRedoStack() const
    {
        return redoStack;
    }
-    QStack<DeckListMemento> getUndoStack() const
+    [[nodiscard]] QStack<DeckListMemento> getUndoStack() const
    {
        return undoStack;
    }
--- a/libcockatrice_deck_list/libcockatrice/deck_list/deck_list_memento.h
+++ b/libcockatrice_deck_list/libcockatrice/deck_list/deck_list_memento.h
@@ -11,11 +11,11 @@ public:
    {
    }

-    QString getMemento() const
+    [[nodiscard]] QString getMemento() const
    {
        return memento;
    }
-    QString getReason() const
+    [[nodiscard]] QString getReason() const
    {
        return reason;
    }
--- a/libcockatrice_filters/libcockatrice/filters/filter_card.h
+++ b/libcockatrice_filters/libcockatrice/filters/filter_card.h
@@ -56,20 +56,20 @@ public:
    {
    }

-    Type type() const
+    [[nodiscard]] Type type() const
    {
        return t;
    }
-    const QString &term() const
+    [[nodiscard]] const QString &term() const
    {
        return trm;
    }
-    Attr attr() const
+    [[nodiscard]] Attr attr() const
    {
        return a;
    }

-    QJsonObject toJson() const;
+    [[nodiscard]] QJsonObject toJson() const;
    static CardFilter *fromJson(const QJsonObject &json);
    static const QString typeName(Type t);
    static const QString attrName(Attr a);
--- a/libcockatrice_filters/libcockatrice/filters/filter_string.h
+++ b/libcockatrice_filters/libcockatrice/filters/filter_string.h
@@ -35,7 +35,7 @@ class FilterString
 public:
    FilterString();
    explicit FilterString(const QString &exp);
-    bool check(const CardData &card) const
+    [[nodiscard]] bool check(const CardData &card) const
    {
        if (card.isNull()) {
            static CardInfoPtr blankCard = CardInfo::newInstance("");
--- a/libcockatrice_filters/libcockatrice/filters/filter_tree.h
+++ b/libcockatrice_filters/libcockatrice/filters/filter_tree.h
@@ -24,7 +24,7 @@ public:
    FilterTreeNode() : enabled(true)
    {
    }
-    virtual bool isEnabled() const
+    [[nodiscard]] virtual bool isEnabled() const
    {
        return enabled;
    }
@@ -38,18 +38,18 @@ public:
        enabled = false;
        nodeChanged();
    }
-    virtual FilterTreeNode *parent() const
+    [[nodiscard]] virtual FilterTreeNode *parent() const
    {
        return nullptr;
    }
-    virtual FilterTreeNode *nodeAt(int /* i */) const
+    [[nodiscard]] virtual FilterTreeNode *nodeAt(int /* i */) const
    {
        return nullptr;
    }
    virtual void deleteAt(int /* i */)
    {
    }
-    virtual int childCount() const
+    [[nodiscard]] virtual int childCount() const
    {
        return 0;
    }
@@ -57,15 +57,15 @@ public:
    {
        return -1;
    }
-    virtual int index() const
+    [[nodiscard]] virtual int index() const
    {
        return (parent() != nullptr) ? parent()->childIndex(this) : -1;
    }
-    virtual const QString text() const
+    [[nodiscard]] virtual const QString text() const
    {
        return QString("");
    }
-    virtual bool isLeaf() const
+    [[nodiscard]] virtual bool isLeaf() const
    {
        return false;
    }
@@ -104,9 +104,9 @@ protected:
 public:
    virtual ~FilterTreeBranch();
    void removeFiltersByAttr(CardFilter::Attr filterType);
-    FilterTreeNode *nodeAt(int i) const override;
+    [[nodiscard]] FilterTreeNode *nodeAt(int i) const override;
    void deleteAt(int i) override;
-    int childCount() const override
+    [[nodiscard]] int childCount() const override
    {
        return childNodes.size();
    }
@@ -127,10 +127,10 @@ public:
    LogicMap(CardFilter::Attr a, FilterTree *parent) : p(parent), attr(a)
    {
    }
-    const FilterItemList *findTypeList(CardFilter::Type type) const;
+    [[nodiscard]] const FilterItemList *findTypeList(CardFilter::Type type) const;
    FilterItemList *typeList(CardFilter::Type type);
-    FilterTreeNode *parent() const override;
-    const QString text() const override
+    [[nodiscard]] FilterTreeNode *parent() const override;
+    [[nodiscard]] const QString text() const override
    {
        return CardFilter::attrName(attr);
    }
@@ -148,25 +148,25 @@ public:
    FilterItemList(CardFilter::Type t, LogicMap *parent) : p(parent), type(t)
    {
    }
-    CardFilter::Attr attr() const
+    [[nodiscard]] CardFilter::Attr attr() const
    {
        return p->attr;
    }
-    FilterTreeNode *parent() const override
+    [[nodiscard]] FilterTreeNode *parent() const override
    {
        return p;
    }
-    int termIndex(const QString &term) const;
+    [[nodiscard]] int termIndex(const QString &term) const;
    FilterTreeNode *termNode(const QString &term);
-    const QString text() const override
+    [[nodiscard]] const QString text() const override
    {
        return CardFilter::typeName(type);
    }

-    bool testTypeAnd(CardInfoPtr info, CardFilter::Attr attr) const;
-    bool testTypeAndNot(CardInfoPtr info, CardFilter::Attr attr) const;
-    bool testTypeOr(CardInfoPtr info, CardFilter::Attr attr) const;
-    bool testTypeOrNot(CardInfoPtr info, CardFilter::Attr attr) const;
+    [[nodiscard]] bool testTypeAnd(CardInfoPtr info, CardFilter::Attr attr) const;
+    [[nodiscard]] bool testTypeAndNot(CardInfoPtr info, CardFilter::Attr attr) const;
+    [[nodiscard]] bool testTypeOr(CardInfoPtr info, CardFilter::Attr attr) const;
+    [[nodiscard]] bool testTypeOrNot(CardInfoPtr info, CardFilter::Attr attr) const;
 };

 class FilterItem : public FilterTreeNode
@@ -182,42 +182,42 @@ public:
    }
    virtual ~FilterItem() = default;

-    CardFilter::Attr attr() const
+    [[nodiscard]] CardFilter::Attr attr() const
    {
        return p->attr();
    }
-    CardFilter::Type type() const
+    [[nodiscard]] CardFilter::Type type() const
    {
        return p->type;
    }
-    FilterTreeNode *parent() const override
+    [[nodiscard]] FilterTreeNode *parent() const override
    {
        return p;
    }
-    const QString text() const override
+    [[nodiscard]] const QString text() const override
    {
        return term;
    }
-    bool isLeaf() const override
+    [[nodiscard]] bool isLeaf() const override
    {
        return true;
    }

-    bool acceptName(CardInfoPtr info) const;
-    bool acceptType(CardInfoPtr info) const;
-    bool acceptMainType(CardInfoPtr info) const;
-    bool acceptSubType(CardInfoPtr info) const;
-    bool acceptColor(CardInfoPtr info) const;
-    bool acceptText(CardInfoPtr info) const;
-    bool acceptSet(CardInfoPtr info) const;
-    bool acceptManaCost(CardInfoPtr info) const;
-    bool acceptCmc(CardInfoPtr info) const;
-    bool acceptPowerToughness(CardInfoPtr info, CardFilter::Attr attr) const;
-    bool acceptLoyalty(CardInfoPtr info) const;
-    bool acceptRarity(CardInfoPtr info) const;
-    bool acceptCardAttr(CardInfoPtr info, CardFilter::Attr attr) const;
-    bool acceptFormat(CardInfoPtr info) const;
-    bool relationCheck(int cardInfo) const;
+    [[nodiscard]] bool acceptName(CardInfoPtr info) const;
+    [[nodiscard]] bool acceptType(CardInfoPtr info) const;
+    [[nodiscard]] bool acceptMainType(CardInfoPtr info) const;
+    [[nodiscard]] bool acceptSubType(CardInfoPtr info) const;
+    [[nodiscard]] bool acceptColor(CardInfoPtr info) const;
+    [[nodiscard]] bool acceptText(CardInfoPtr info) const;
+    [[nodiscard]] bool acceptSet(CardInfoPtr info) const;
+    [[nodiscard]] bool acceptManaCost(CardInfoPtr info) const;
+    [[nodiscard]] bool acceptCmc(CardInfoPtr info) const;
+    [[nodiscard]] bool acceptPowerToughness(CardInfoPtr info, CardFilter::Attr attr) const;
+    [[nodiscard]] bool acceptLoyalty(CardInfoPtr info) const;
+    [[nodiscard]] bool acceptRarity(CardInfoPtr info) const;
+    [[nodiscard]] bool acceptCardAttr(CardInfoPtr info, CardFilter::Attr attr) const;
+    [[nodiscard]] bool acceptFormat(CardInfoPtr info) const;
+    [[nodiscard]] bool relationCheck(int cardInfo) const;
 };

 class FilterTree : public QObject, public FilterTreeBranch<LogicMap *>
@@ -265,16 +265,16 @@ public:
    FilterTreeNode *termNode(CardFilter::Attr attr, CardFilter::Type type, const QString &term);
    FilterTreeNode *termNode(const CardFilter *f);

-    const QString text() const override
+    [[nodiscard]] const QString text() const override
    {
        return QString("root");
    }
-    int index() const override
+    [[nodiscard]] int index() const override
    {
        return 0;
    }

-    bool acceptsCard(CardInfoPtr info) const;
+    [[nodiscard]] bool acceptsCard(CardInfoPtr info) const;
    void removeFiltersByAttr(CardFilter::Attr filterType);
    void removeFilter(const CardFilter *toRemove);
    void clear();
--- a/libcockatrice_interfaces/libcockatrice/interfaces/interface_card_database_path_provider.h
+++ b/libcockatrice_interfaces/libcockatrice/interfaces/interface_card_database_path_provider.h
@@ -9,10 +9,10 @@ class ICardDatabasePathProvider : public QObject
 public:
    virtual ~ICardDatabasePathProvider() = default;

-    virtual QString getCardDatabasePath() const = 0;
-    virtual QString getCustomCardDatabasePath() const = 0;
-    virtual QString getTokenDatabasePath() const = 0;
-    virtual QString getSpoilerCardDatabasePath() const = 0;
+    [[nodiscard]] virtual QString getCardDatabasePath() const = 0;
+    [[nodiscard]] virtual QString getCustomCardDatabasePath() const = 0;
+    [[nodiscard]] virtual QString getTokenDatabasePath() const = 0;
+    [[nodiscard]] virtual QString getSpoilerCardDatabasePath() const = 0;

 signals:
    void cardDatabasePathChanged();
--- a/libcockatrice_interfaces/libcockatrice/interfaces/interface_card_preference_provider.h
+++ b/libcockatrice_interfaces/libcockatrice/interfaces/interface_card_preference_provider.h
@@ -7,8 +7,8 @@ class ICardPreferenceProvider
 {
 public:
    virtual ~ICardPreferenceProvider() = default;
-    virtual QString getCardPreferenceOverride(const QString &cardName) const = 0;
-    virtual bool getIncludeRebalancedCards() const = 0;
+    [[nodiscard]] virtual QString getCardPreferenceOverride(const QString &cardName) const = 0;
+    [[nodiscard]] virtual bool getIncludeRebalancedCards() const = 0;
 };

 #endif // COCKATRICE_INTERFACE_CARD_PREFERENCE_PROVIDER_H
--- a/libcockatrice_interfaces/libcockatrice/interfaces/noop_card_database_path_provider.h
+++ b/libcockatrice_interfaces/libcockatrice/interfaces/noop_card_database_path_provider.h
@@ -5,19 +5,19 @@
 class NoopCardDatabasePathProvider : public ICardDatabasePathProvider
 {
 public:
-    QString getCardDatabasePath() const override
+    [[nodiscard]] QString getCardDatabasePath() const override
    {
        return "";
    }
-    QString getCustomCardDatabasePath() const override
+    [[nodiscard]] QString getCustomCardDatabasePath() const override
    {
        return "";
    }
-    QString getTokenDatabasePath() const override
+    [[nodiscard]] QString getTokenDatabasePath() const override
    {
        return "";
    }
-    QString getSpoilerCardDatabasePath() const override
+    [[nodiscard]] QString getSpoilerCardDatabasePath() const override
    {
        return "";
    }
--- a/libcockatrice_interfaces/libcockatrice/interfaces/noop_card_preference_provider.h
+++ b/libcockatrice_interfaces/libcockatrice/interfaces/noop_card_preference_provider.h
@@ -5,12 +5,12 @@
 class NoopCardPreferenceProvider : public ICardPreferenceProvider
 {
 public:
-    QString getCardPreferenceOverride(const QString &) const override
+    [[nodiscard]] QString getCardPreferenceOverride(const QString &) const override
    {
        return {};
    }

-    bool getIncludeRebalancedCards() const override
+    [[nodiscard]] bool getIncludeRebalancedCards() const override
    {
        return true;
    }
--- a/libcockatrice_models/libcockatrice/models/database/card/card_completer_proxy_model.h
+++ b/libcockatrice_models/libcockatrice/models/database/card/card_completer_proxy_model.h
@@ -16,7 +16,7 @@ public:
    explicit CardCompleterProxyModel(QObject *parent = nullptr);

 protected:
-    bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override;
+    [[nodiscard]] bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override;
 };

 #endif // CARD_COMPLETER_PROXY_MODEL_H
--- a/libcockatrice_models/libcockatrice/models/database/card/card_search_model.h
+++ b/libcockatrice_models/libcockatrice/models/database/card/card_search_model.h
@@ -17,8 +17,8 @@ class CardSearchModel : public QAbstractListModel
 public:
    explicit CardSearchModel(CardDatabaseDisplayModel *sourceModel, QObject *parent = nullptr);

-    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
-    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+    [[nodiscard]] int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    [[nodiscard]] QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;

    void updateSearchResults(const QString &query); // Update results based on input

--- a/libcockatrice_models/libcockatrice/models/database/card_database_display_model.h
+++ b/libcockatrice_models/libcockatrice/models/database/card_database_display_model.h
@@ -77,17 +77,17 @@ public:
        dirtyTimer.start(20);
    }
    void clearFilterAll();
-    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
-    bool canFetchMore(const QModelIndex &parent) const override;
+    [[nodiscard]] int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    [[nodiscard]] bool canFetchMore(const QModelIndex &parent) const override;
    void fetchMore(const QModelIndex &parent) override;
 signals:
    void modelDirty();

 protected:
-    bool lessThan(const QModelIndex &left, const QModelIndex &right) const override;
+    [[nodiscard]] bool lessThan(const QModelIndex &left, const QModelIndex &right) const override;
    static int lessThanNumerically(const QString &left, const QString &right);
-    bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override;
-    bool rowMatchesCardName(CardInfoPtr info) const;
+    [[nodiscard]] bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override;
+    [[nodiscard]] bool rowMatchesCardName(CardInfoPtr info) const;

 private slots:
    void filterTreeChanged();
--- a/libcockatrice_models/libcockatrice/models/database/card_database_model.h
+++ b/libcockatrice_models/libcockatrice/models/database/card_database_model.h
@@ -31,15 +31,16 @@ public:
    };
    CardDatabaseModel(CardDatabase *_db, bool _showOnlyCardsFromEnabledSets, QObject *parent = nullptr);
    ~CardDatabaseModel() override;
-    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
-    int columnCount(const QModelIndex &parent = QModelIndex()) const override;
-    QVariant data(const QModelIndex &index, int role) const override;
-    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
-    CardDatabase *getDatabase() const
+    [[nodiscard]] int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    [[nodiscard]] int columnCount(const QModelIndex &parent = QModelIndex()) const override;
+    [[nodiscard]] QVariant data(const QModelIndex &index, int role) const override;
+    [[nodiscard]] QVariant
+    headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
+    [[nodiscard]] CardDatabase *getDatabase() const
    {
        return db;
    }
-    CardInfoPtr getCard(int index) const
+    [[nodiscard]] CardInfoPtr getCard(int index) const
    {
        return cardList[index];
    }
--- a/libcockatrice_models/libcockatrice/models/database/card_set/card_sets_model.h
+++ b/libcockatrice_models/libcockatrice/models/database/card_set/card_sets_model.h
@@ -25,11 +25,11 @@ public:
    SetsMimeData(int _oldRow) : oldRow(_oldRow)
    {
    }
-    int getOldRow() const
+    [[nodiscard]] int getOldRow() const
    {
        return oldRow;
    }
-    QStringList formats() const
+    [[nodiscard]] QStringList formats() const
    {
        return QStringList() << "application/x-cockatricecardset";
    }
@@ -64,22 +64,23 @@ public:

    explicit SetsModel(CardDatabase *_db, QObject *parent = nullptr);
    ~SetsModel() override;
-    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
-    int columnCount(const QModelIndex &parent = QModelIndex()) const override
+    [[nodiscard]] int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    [[nodiscard]] int columnCount(const QModelIndex &parent = QModelIndex()) const override
    {
        Q_UNUSED(parent);
        return NUM_COLS;
    }
-    QVariant data(const QModelIndex &index, int role) const override;
+    [[nodiscard]] QVariant data(const QModelIndex &index, int role) const override;
    bool setData(const QModelIndex &index, const QVariant &value, int role) override;
-    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
-    Qt::ItemFlags flags(const QModelIndex &index) const override;
-    Qt::DropActions supportedDropActions() const override;
+    [[nodiscard]] QVariant
+    headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
+    [[nodiscard]] Qt::ItemFlags flags(const QModelIndex &index) const override;
+    [[nodiscard]] Qt::DropActions supportedDropActions() const override;

-    QMimeData *mimeData(const QModelIndexList &indexes) const override;
+    [[nodiscard]] QMimeData *mimeData(const QModelIndexList &indexes) const override;
    bool
    dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) override;
-    QStringList mimeTypes() const override;
+    [[nodiscard]] QStringList mimeTypes() const override;
    void swapRows(int oldRow, int newRow);
    void toggleRow(int row, bool enable);
    void toggleRow(int row);
@@ -97,8 +98,8 @@ public:
    explicit SetsDisplayModel(QObject *parent = nullptr);

 protected:
-    bool lessThan(const QModelIndex &left, const QModelIndex &right) const override;
-    bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override;
+    [[nodiscard]] bool lessThan(const QModelIndex &left, const QModelIndex &right) const override;
+    [[nodiscard]] bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override;
    void fetchMore(const QModelIndex &index) override;
 };

--- a/libcockatrice_models/libcockatrice/models/database/token/token_display_model.h
+++ b/libcockatrice_models/libcockatrice/models/database/token/token_display_model.h
@@ -14,10 +14,10 @@ class TokenDisplayModel : public CardDatabaseDisplayModel
    Q_OBJECT
 public:
    explicit TokenDisplayModel(QObject *parent = nullptr);
-    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    [[nodiscard]] int rowCount(const QModelIndex &parent = QModelIndex()) const override;

 protected:
-    bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override;
+    [[nodiscard]] bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override;
 };

 #endif // COCKATRICE_TOKEN_DISPLAY_MODEL_H
--- a/libcockatrice_models/libcockatrice/models/database/token/token_edit_model.h
+++ b/libcockatrice_models/libcockatrice/models/database/token/token_edit_model.h
@@ -14,10 +14,10 @@ class TokenEditModel : public CardDatabaseDisplayModel
    Q_OBJECT
 public:
    explicit TokenEditModel(QObject *parent = nullptr);
-    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    [[nodiscard]] int rowCount(const QModelIndex &parent = QModelIndex()) const override;

 protected:
-    bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override;
+    [[nodiscard]] bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override;
 };

 #endif // COCKATRICE_TOKEN_EDIT_MODEL_H
--- a/libcockatrice_models/libcockatrice/models/deck_list/deck_list_model.h
+++ b/libcockatrice_models/libcockatrice/models/deck_list/deck_list_model.h
@@ -101,7 +101,7 @@ public:
        : AbstractDecklistCardNode(_parent, position), dataNode(_dataNode)
    {
    }
-    int getNumber() const override
+    [[nodiscard]] int getNumber() const override
    {
        return dataNode->getNumber();
    }
@@ -109,7 +109,7 @@ public:
    {
        dataNode->setNumber(_number);
    }
-    QString getName() const override
+    [[nodiscard]] QString getName() const override
    {
        return dataNode->getName();
    }
@@ -117,7 +117,7 @@ public:
    {
        dataNode->setName(_name);
    }
-    QString getCardProviderId() const override
+    [[nodiscard]] QString getCardProviderId() const override
    {
        return dataNode->getCardProviderId();
    }
@@ -125,7 +125,7 @@ public:
    {
        dataNode->setCardProviderId(_cardProviderId);
    }
-    QString getCardSetShortName() const override
+    [[nodiscard]] QString getCardSetShortName() const override
    {
        return dataNode->getCardSetShortName();
    }
@@ -133,7 +133,7 @@ public:
    {
        dataNode->setCardSetShortName(_cardSetShortName);
    }
-    QString getCardCollectorNumber() const override
+    [[nodiscard]] QString getCardCollectorNumber() const override
    {
        return dataNode->getCardCollectorNumber();
    }
@@ -146,7 +146,7 @@ public:
     * @brief Returns the underlying data node.
     * @return Pointer to the DecklistCardNode wrapped by this node.
     */
-    DecklistCardNode *getDataNode() const
+    [[nodiscard]] DecklistCardNode *getDataNode() const
    {
        return dataNode;
    }
@@ -200,7 +200,7 @@ public:
     * @brief Returns the root index of the model.
     * @return QModelIndex representing the root node.
     */
-    QModelIndex getRoot() const
+    [[nodiscard]] QModelIndex getRoot() const
    {
        return nodeToIndex(root);
    };
@@ -210,17 +210,17 @@ public:
     * @param info Pointer to card information.
     * @return String representing the value of the current grouping criteria for the card.
     */
-    QString getGroupCriteriaForCard(CardInfoPtr info) const;
+    [[nodiscard]] QString getGroupCriteriaForCard(CardInfoPtr info) const;

    // Qt model overrides
-    int rowCount(const QModelIndex &parent) const override;
-    int columnCount(const QModelIndex & /*parent*/ = QModelIndex()) const override;
-    QVariant data(const QModelIndex &index, int role) const override;
+    [[nodiscard]] int rowCount(const QModelIndex &parent) const override;
+    [[nodiscard]] int columnCount(const QModelIndex & /*parent*/ = QModelIndex()) const override;
+    [[nodiscard]] QVariant data(const QModelIndex &index, int role) const override;
    void emitBackgroundUpdates(const QModelIndex &parent);
-    QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
-    QModelIndex index(int row, int column, const QModelIndex &parent) const override;
-    QModelIndex parent(const QModelIndex &index) const override;
-    Qt::ItemFlags flags(const QModelIndex &index) const override;
+    [[nodiscard]] QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
+    [[nodiscard]] QModelIndex index(int row, int column, const QModelIndex &parent) const override;
+    [[nodiscard]] QModelIndex parent(const QModelIndex &index) const override;
+    [[nodiscard]] Qt::ItemFlags flags(const QModelIndex &index) const override;
    bool setData(const QModelIndex &index, const QVariant &value, int role) override;
    bool removeRows(int row, int count, const QModelIndex &parent) override;

@@ -232,8 +232,8 @@ public:
     * @param cardNumber Optional collector number.
     * @return QModelIndex of the card, or invalid index if not found.
     */
-    QModelIndex findCard(const QString &cardName,
-                         const QString &zoneName,
+    [[nodiscard]] QModelIndex findCard(const QString &cardName,
+                                       const QString &zoneName,
                         const QString &providerId = "",
                         const QString &cardNumber = "") const;

@@ -269,15 +269,15 @@ public:
     * @brief Removes all cards and resets the model.
     */
    void cleanList();
-    DeckList *getDeckList() const
+    [[nodiscard]] DeckList *getDeckList() const
    {
        return deckList;
    }
    void setDeckList(DeckList *_deck);

-    QList<ExactCard> getCards() const;
-    QList<ExactCard> getCardsForZone(const QString &zoneName) const;
-    QList<QString> *getZones() const;
+    [[nodiscard]] QList<ExactCard> getCards() const;
+    [[nodiscard]] QList<ExactCard> getCardsForZone(const QString &zoneName) const;
+    [[nodiscard]] QList<QString> *getZones() const;

    /**
     * @brief Sets the criteria used to group cards in the model.
@@ -294,8 +294,8 @@ private:

    InnerDecklistNode *createNodeIfNeeded(const QString &name, InnerDecklistNode *parent);
    QModelIndex nodeToIndex(AbstractDecklistNode *node) const;
-    DecklistModelCardNode *findCardNode(const QString &cardName,
-                                        const QString &zoneName,
+    [[nodiscard]] DecklistModelCardNode *findCardNode(const QString &cardName,
+                                                      const QString &zoneName,
                                        const QString &providerId = "",
                                        const QString &cardNumber = "") const;
    void emitRecursiveUpdates(const QModelIndex &index);
--- a/libcockatrice_models/libcockatrice/models/deck_list/deck_list_sort_filter_proxy_model.h
+++ b/libcockatrice_models/libcockatrice/models/deck_list/deck_list_sort_filter_proxy_model.h
@@ -25,7 +25,7 @@ public:
    }

 protected:
-    bool lessThan(const QModelIndex &left, const QModelIndex &right) const override;
+    [[nodiscard]] bool lessThan(const QModelIndex &left, const QModelIndex &right) const override;

 private:
    QStringList sortCriteria;
--- a/libcockatrice_rng/libcockatrice/rng/rng_abstract.h
+++ b/libcockatrice_rng/libcockatrice/rng/rng_abstract.h
@@ -13,7 +13,7 @@ public:
    }
    virtual unsigned int rand(int min, int max) = 0;
    QVector<int> makeNumbersVector(int n, int min, int max);
-    double testRandom(const QVector<int> &numbers) const;
+    [[nodiscard]] double testRandom(const QVector<int> &numbers) const;
 };

 extern RNG_Abstract *rng;
--- a/libcockatrice_settings/libcockatrice/settings/game_filters_settings.h
+++ b/libcockatrice_settings/libcockatrice/settings/game_filters_settings.h
@@ -57,7 +57,7 @@ private:
    explicit GameFiltersSettings(const QString &settingPath, QObject *parent = nullptr);
    GameFiltersSettings(const GameFiltersSettings & /*other*/);

-    QString hashGameType(const QString &gameType) const;
+    [[nodiscard]] QString hashGameType(const QString &gameType) const;
 };

 #endif // GAMEFILTERSSETTINGS_H