12 files declare their use of SmartDateTrait in Smart Date 3.4.x

Instances.php in modules/smart_date_recur/src/Controller/Instances.php

SmartDateCustomFormatter.php in src/Plugin/Field/FieldFormatter/SmartDateCustomFormatter.php

SmartDateDailyRangeFormatter.php in modules/smart_date_recur/src/Plugin/Field/FieldFormatter/SmartDateDailyRangeFormatter.php

SmartDateDefaultFormatter.php in src/Plugin/Field/FieldFormatter/SmartDateDefaultFormatter.php

SmartdateFieldBuilder.php in src/Plugin/diff/Field/SmartdateFieldBuilder.php

SmartDateFormatListBuilder.php in src/Entity/SmartDateFormatListBuilder.php

SmartDatePlainFormatter.php in src/Plugin/Field/FieldFormatter/SmartDatePlainFormatter.php

SmartDateProcessor.php in src/Plugin/FullcalendarViewProcessor/SmartDateProcessor.php

SmartDateRecurrenceFormatter.php in modules/smart_date_recur/src/Plugin/Field/FieldFormatter/SmartDateRecurrenceFormatter.php

SmartDateRule.php in modules/smart_date_recur/src/Entity/SmartDateRule.php

SmartDateWidgetBase.php in src/Plugin/Field/FieldWidget/SmartDateWidgetBase.php

smart_date.tokens.inc in ./smart_date.tokens.inc

Provides tokens for the smart_date module.