public LambdaExpression VisitLambda(NodeBase root, PredicateBuilderConfiguration configuration = null, IDictionary <string, PredicateBuilderConfiguration> configurations = null)
{
var input = new ExpressionNodeVisitorInput(dynamicProjection.CompiledConfiguration.It, configuration, configurations);
return(Expression.Lambda(Visit(root, input), input.ItParameterExpression));
}
protected virtual Expression BuildUnaryNodeExpression(BinaryNode node, ParameterExpression itParameter, PredicateBuilderConfiguration nodeConfiguration)
{
if (dynamicProjection.CompiledConfiguration.CompiledMembers.TryGetValue(node.Expression, out var memberMap))
{
return(PredicateBuilder.GetPredicateExpression(memberMap.Source.SourceExpression, node.Operator, node.Value, nodeConfiguration));
}
else
{
throw new InvalidOperationException($"Expression '{node.Expression}' is not a projection member and cannot be mapped to a source expression");
}
}