protected override void CacheMetadata(CodeActivityMetadata metadata) { UnaryExpressionHelper.OnGetArguments(metadata, this.Operand); if (_checkedOperation) { EnsureOperationFunction(metadata, ref s_checkedOperationFunction, ExpressionType.ConvertChecked); } else { EnsureOperationFunction(metadata, ref s_uncheckedOperationFunction, ExpressionType.Convert); } }
protected override void CacheMetadata(CodeActivityMetadata metadata) { UnaryExpressionHelper.OnGetArguments(metadata, this.Operand); if (s_operationFunction == null) { ValidationError validationError; if (!UnaryExpressionHelper.TryGenerateLinqDelegate(ExpressionType.Not, out s_operationFunction, out validationError)) { metadata.AddValidationError(validationError); } } }