protected override Expression VisitMember(MemberExpression node)
{
if (node.NodeType == ExpressionType.Constant)
{
return(base.VisitMember(node));
}
string sourcePath = null;
ParameterExpression parameterExpression = node.GetParameterExpression();
Type sType = parameterExpression == null ? null : parameterExpression.Type;
if (sType != null && sType == this.CurrentParameterType && node.IsMemberExpression())
{
sourcePath = node.GetPropertyFullName();
}
else
{
return(base.VisitMember(node));
}
string fullName = string.IsNullOrEmpty(this.ParentFullName)
? sourcePath
: string.Concat(this.ParentFullName, ".", sourcePath);
MemberExpression me = this.NewParameter.BuildExpression(fullName);
return(me);
}
protected override Expression VisitMember(MemberExpression node)
{
if (node.NodeType == ExpressionType.Constant)
{
return(base.VisitMember(node));
}
string sourcePath;
var parameterExpression = node.GetParameterExpression();
var sType = parameterExpression?.Type;
if (sType != null && sType == CurrentParameterType && node.IsMemberExpression())
{
sourcePath = node.GetPropertyFullName();
}
else
{
return(base.VisitMember(node));
}
var fullName = string.IsNullOrEmpty(ParentFullName)
? sourcePath
: string.Concat(ParentFullName, ".", sourcePath);
var me = ExpressionFactory.MemberAccesses(fullName, NewParameter);
return(me);
}
protected override Expression VisitMember(MemberExpression node)
{
if (node.NodeType == ExpressionType.Constant)
{
return(base.VisitMember(node));
}
ParameterExpression parameterExpression = node.GetParameterExpression();
Type sType = parameterExpression == null ? null : parameterExpression.Type;
if (sType != null && this.newParameter.Type == sType && node.IsMemberExpression())
{
if (node.Expression.NodeType == ExpressionType.MemberAccess && (node.Type == typeof(string) ||
node.Type.GetTypeInfo().IsValueType ||
(node.Type.GetTypeInfo().IsGenericType &&
node.Type.GetGenericTypeDefinition().Equals(typeof(Nullable <>)) &&
Nullable.GetUnderlyingType(node.Type).GetTypeInfo().IsValueType)))
{
memberExpressions.Add((MemberExpression)node.Expression);
}
else
{
memberExpressions.Add(node);
}
}
return(base.VisitMember(node));
}
protected override Expression VisitMember(MemberExpression node)
{
var parameterExpression = node.GetParameterExpression();
if (parameterExpression == null)
{
var baseExpression = node.GetBaseOfMemberExpression();
if (baseExpression?.NodeType == ExpressionType.Constant)
{
return(this.Visit
(
Expression.Constant
(
GetConstantValue
(
((ConstantExpression)baseExpression).Value,
node.GetPropertyFullName(),
baseExpression.Type
),
node.Type
)
));
}
return(base.VisitMember(node));
}
InfoDictionary.Add(parameterExpression, TypeMappings);
return(GetMappedMemberExpression(node.GetBaseOfMemberExpression(), new List <PropertyMapInfo>()));
Expression GetMappedMemberExpression(Expression parentExpression, List <PropertyMapInfo> propertyMapInfoList)
{
Expression mappedParentExpression = this.Visit(parentExpression);
FindDestinationFullName(parentExpression.Type, mappedParentExpression.Type, node.GetPropertyFullName(), propertyMapInfoList);
if (propertyMapInfoList.Any(x => x.CustomExpression != null))
{
var fromCustomExpression = GetMemberExpressionFromCustomExpression
(
propertyMapInfoList,
propertyMapInfoList.Last(x => x.CustomExpression != null),
mappedParentExpression
);
this.TypeMappings.AddTypeMapping(ConfigurationProvider, node.Type, fromCustomExpression.Type);
return(fromCustomExpression);
}
var memberExpression = GetMemberExpressionFromMemberMaps(BuildFullName(propertyMapInfoList), mappedParentExpression);
this.TypeMappings.AddTypeMapping(ConfigurationProvider, node.Type, memberExpression.Type);
return(memberExpression);
}
}
protected override Expression VisitMember(MemberExpression node)
{
var parameterExpression = node.GetParameterExpression();
if (parameterExpression == null)
{
return(base.VisitMember(node));
}
InfoDictionary.Add(parameterExpression, TypeMappings);
return(GetMappedMemberExpression(node.GetBaseOfMemberExpression(), new List <PropertyMapInfo>()));
Expression GetMappedMemberExpression(Expression parentExpression, List <PropertyMapInfo> propertyMapInfoList)
{
Expression mappedParentExpression = this.Visit(parentExpression);
FindDestinationFullName(parentExpression.Type, mappedParentExpression.Type, node.GetPropertyFullName(), propertyMapInfoList);
if (propertyMapInfoList.Any(x => x.CustomExpression != null))//CustomExpression takes precedence over DestinationPropertyInfo
{
return(GetMemberExpression
(
new FindMemberExpressionsVisitor(mappedParentExpression),
GetMemberExpressionFromCustomExpression
(
propertyMapInfoList,
propertyMapInfoList.Last(x => x.CustomExpression != null),
mappedParentExpression
)
));
}
return(GetExpressionForInclude
(
GetMemberExpressionFromMemberMaps
(
BuildFullName(propertyMapInfoList),
mappedParentExpression
)
));
}
Expression GetExpressionForInclude(MemberExpression memberExpression)
=> memberExpression.Type.IsLiteralType() ? memberExpression.Expression : memberExpression;
MemberExpression GetMemberExpression(FindMemberExpressionsVisitor visitor, Expression mappedExpression)
{
visitor.Visit(mappedExpression);
return(visitor.Result);
}
}
protected override Expression VisitMember(MemberExpression node)
{
if (node.NodeType == ExpressionType.Constant)
{
return(base.VisitMember(node));
}
if (!object.ReferenceEquals(CurrentParameter, node.GetParameterExpression()) || !node.IsMemberExpression())
{
return(base.VisitMember(node));
}
return(ExpressionHelpers.MemberAccesses
(
string.IsNullOrEmpty(ParentFullName)
? node.GetPropertyFullName()
: $"{ParentFullName}.{node.GetPropertyFullName()}",
NewParameter
));
}
protected override Expression VisitMember(MemberExpression node)
{
if (node.NodeType == ExpressionType.Constant)
{
return(base.VisitMember(node));
}
string sourcePath;
var parameterExpression = node.GetParameterExpression();
if (parameterExpression == null)
{
return(base.VisitMember(node));
}
InfoDictionary.Add(parameterExpression, TypeMappings);
var sType = parameterExpression.Type;
if (InfoDictionary.ContainsKey(parameterExpression) && node.IsMemberExpression())
{
sourcePath = node.GetPropertyFullName();
}
else
{
return(base.VisitMember(node));
}
var propertyMapInfoList = new List <PropertyMapInfo>();
FindDestinationFullName(sType, InfoDictionary[parameterExpression].DestType, sourcePath, propertyMapInfoList);
string fullName;
if (propertyMapInfoList.Any(x => x.CustomExpression != null))
{
var last = propertyMapInfoList.Last(x => x.CustomExpression != null);
var beforeCustExpression = propertyMapInfoList.Aggregate(new List <PropertyMapInfo>(), (list, next) =>
{
if (propertyMapInfoList.IndexOf(next) < propertyMapInfoList.IndexOf(last))
{
list.Add(next);
}
return(list);
});
var afterCustExpression = propertyMapInfoList.Aggregate(new List <PropertyMapInfo>(), (list, next) =>
{
if (propertyMapInfoList.IndexOf(next) > propertyMapInfoList.IndexOf(last))
{
list.Add(next);
}
return(list);
});
fullName = BuildFullName(beforeCustExpression);
var visitor = new PrependParentNameVisitor(last.CustomExpression.Parameters[0].Type /*Parent type of current property*/, fullName, InfoDictionary[parameterExpression].NewParameter);
var ex = propertyMapInfoList[propertyMapInfoList.Count - 1] != last
? visitor.Visit(last.CustomExpression.Body.AddExpressions(afterCustExpression))
: visitor.Visit(last.CustomExpression.Body);
return(ex);
}
fullName = BuildFullName(propertyMapInfoList);
var me = InfoDictionary[parameterExpression].NewParameter.BuildExpression(fullName);
return(me);
}
protected override Expression VisitMember(MemberExpression node)
{
string sourcePath;
var parameterExpression = node.GetParameterExpression();
if (parameterExpression == null)
{
return(base.VisitMember(node));
}
InfoDictionary.Add(parameterExpression, TypeMappings);
var sType = parameterExpression.Type;
if (sType != null && InfoDictionary.ContainsKey(parameterExpression) && node.IsMemberExpression())
{
sourcePath = node.GetPropertyFullName();
}
else
{
return(base.VisitMember(node));
}
var propertyMapInfoList = new List <PropertyMapInfo>();
FindDestinationFullName(sType, InfoDictionary[parameterExpression].DestType, sourcePath, propertyMapInfoList);
string fullName;
if (propertyMapInfoList.Any(x => x.CustomExpression != null))//CustomExpression takes precedence over DestinationPropertyInfo
{
var last = propertyMapInfoList.Last(x => x.CustomExpression != null);
var beforeCustExpression = propertyMapInfoList.Aggregate(new List <PropertyMapInfo>(), (list, next) =>
{
if (propertyMapInfoList.IndexOf(next) < propertyMapInfoList.IndexOf(last))
{
list.Add(next);
}
return(list);
});
var afterCustExpression = propertyMapInfoList.Aggregate(new List <PropertyMapInfo>(), (list, next) =>
{
if (propertyMapInfoList.IndexOf(next) > propertyMapInfoList.IndexOf(last))
{
list.Add(next);
}
return(list);
});
fullName = BuildFullName(beforeCustExpression);
var visitor = new PrependParentNameVisitor(last.CustomExpression.Parameters[0].Type /*Parent type of current property*/, fullName, InfoDictionary[parameterExpression].NewParameter);
var ex = propertyMapInfoList[propertyMapInfoList.Count - 1] != last
? visitor.Visit(last.CustomExpression.Body.MemberAccesses(afterCustExpression))
: visitor.Visit(last.CustomExpression.Body);
var v = new FindMemberExpressionsVisitor(InfoDictionary[parameterExpression].NewParameter);
v.Visit(ex);
return(v.Result);
}
fullName = BuildFullName(propertyMapInfoList);
var me = ExpressionFactory.MemberAccesses(fullName, InfoDictionary[parameterExpression].NewParameter);
if (me.Expression.NodeType == ExpressionType.MemberAccess && (me.Type == typeof(string) || me.Type.GetTypeInfo().IsValueType || (me.Type.GetTypeInfo().IsGenericType &&
me.Type.GetGenericTypeDefinition() == typeof(Nullable <>) &&
Nullable.GetUnderlyingType(me.Type).GetTypeInfo().IsValueType)))
{
return(me.Expression);
}
return(me);
}
