ensureSemantics method

void ensureSemantics()

Enable the semantics tree. Must be called once at startup. Returns a handle that keeps the tree alive; dispose it when done.

Implementation

void ensureSemantics() {
  if (_semanticsHandle == null) {
    AiLogger.log('Enabling semantics tree', tag: 'Semantics');
  }
  _semanticsHandle ??= WidgetsBinding.instance.ensureSemantics();
}