whereChecked method
Creates a WidgetSelector that finds all Semantics where checked matches the condition.
Example usage:
spot<Semantics>().whereChecked((it) => it.isTrue()).existsOnce();
Implementation
@useResult
WidgetSelector<Semantics> whereChecked(MatchProp<bool> match) {
return withDiagnosticProp<bool>('checked', match);
}