private static Expression ApplyInterceptorsToCollection(Expression source, Type elementType,
InterceptorContainer interceptorContainer)
{
interceptorContainer.ForEach(source, (src, predicate) =>
{
var filterResult = Expression.Call(
ExpressionHelperMethods.EnumerableWhereGeneric.MakeGenericMethod(elementType),
src,
predicate);
source = filterResult;
});
return(source);
}
private static Expression ApplyInterceptorsToProperty(Expression source, Type elementType,
InterceptorContainer interceptorContainer)
{
//return source;
interceptorContainer.ForEach(source, (src, predicate) =>
{
//var m = source as MemberExpression;
//var p = m.Member as PropertyInfo;
////var newExp = PredicateRewriter.RewriteLambda(predicate, src.ToString());
//var methodCall = predicate.Body as MethodCallExpression;
//var n = predicate.Substitute(, source);
//var x = Expression.Lambda(predicate.Body, new[] { Expression.Parameter(m.Expression.Type) }.ToList());
var rewrittenExpression = new ParameterReplacerVisitor(predicate.Parameters[0].Name, src).Visit(predicate.Body);
var filterResult = Expression.Condition(
test: rewrittenExpression,
ifTrue: src,
ifFalse: Expression.Constant(elementType.GetDefault(), elementType),
type: elementType);
source = filterResult;
});
return(source);
}
