anchor.diff:  	_renderInvSection(node) {
   		final value = _stack.last[node.value];
   		if ((value is List && value.isEmpty) || value == false) {
  -			_renderSectionWithValue(node, {});
  +			_renderSectionWithValue(node, value);
   		} else if (value == true || value is Map || value is List) {
   			// Do nothing.
   		} else if (value == null) {
  
positive.code: 	}
  
  	_renderSectionWithValue(node, value) {
  		_stack.add(value);
  		node.children.forEach(_renderNode);
  		_stack.removeLast();
  	}
  
  	_renderSection(node) {
  
negative.code: 		} else if (value is Map) {
  			_renderSectionWithValue(node, value);
  		} else if (value == true) {
  			_renderSectionWithValue(node, value);
  		} else if (value == false) {
  			// Do nothing.
  		} else if (value == null) {
  