public static IXor2 <IPropertyDescription, IPropertyDescriptionChain, IPropertyOrChainDescription> FromPath(IReadOnlyList <string> path, Type accessingType, Type valueType)
{
var firstPropName = path.First();
var rest = path.Skip(1);
if (!rest.Any())
{
var firstPropDesc = new PropertyDescription(accessingType, valueType, firstPropName);
return(new Xor2 <IPropertyDescription, IPropertyDescriptionChain, IPropertyOrChainDescription>(firstPropDesc));
}
else
{
var firstPropDesc = new PropertyDescription(accessingType, TypeOf.Property(firstPropName, accessingType), firstPropName);
var firstFromRest = rest.First();
var restOfNodes = rest.SelectWithHistory
(
oxStart:
xStr => new PropertyDescription(firstPropDesc.ValueType, TypeOf.Property(firstFromRest, firstPropDesc.ValueType), firstFromRest),
oxOnLast:
(xStr, xPrevNode) => new PropertyDescription(xPrevNode.ValueType, valueType, xStr),
oxNext:
(xStr, xPrevNode) => new PropertyDescription(xPrevNode.ValueType, TypeOf.Property(xStr, xPrevNode.ValueType), xStr)
)
.ToList();
var chain = new PropertyDescriptionChain(firstPropDesc, restOfNodes);
return(new Xor2 <IPropertyDescription, IPropertyDescriptionChain, IPropertyOrChainDescription>(chain));
}
}
private static IXor2 <IPropertyDescription, IPropertyDescriptionChain, IPropertyOrChainDescription> _ExtendXor(IXor2 <IPropertyDescription, IPropertyDescriptionChain, IPropertyOrChainDescription> _this, IReadOnlyList <IPropertyDescription> otherNodes)
{
if (_this.IsA)
{
var singleProp = _this.A;
var chain = new PropertyDescriptionChain(singleProp, otherNodes);
return(new Xor2 <IPropertyDescription, IPropertyDescriptionChain, IPropertyOrChainDescription>(chain));
}
else
{
var chain = _this.B;
var others = chain.Nodes.Skip(1).Concat(otherNodes).ToList();
var chainExpanded = new PropertyDescriptionChain(chain.FirstNode, others);
return(new Xor2 <IPropertyDescription, IPropertyDescriptionChain, IPropertyOrChainDescription>(chainExpanded));
}
}
private static IXor2 <IPropertyDescription <TOwner, TValue>, IPropertyDescriptionChain <TOwner, TValue>, IPropertyOrChainDescription> _DescriptionFromExpression <TOwner, TValue>(IReadOnlyList <MemberExpression> expressions)
where TOwner : class
{
var rest = expressions.Skip(1).ToList();
if (!rest.Any())
{
var single = new PropertyDescription <TOwner, TValue>(expressions.First().Member.Name);
return(new Xor2 <IPropertyDescription <TOwner, TValue>, IPropertyDescriptionChain <TOwner, TValue>, IPropertyOrChainDescription>(single));
}
var firstExpression = expressions.First();
var first = new PropertyDescription <TOwner>(firstExpression.Type, firstExpression.Member.Name);
var linkedDescriptions = _LinkDescriptionsRec(first, rest).ToList();
var chain = new PropertyDescriptionChain <TOwner, TValue>(first, linkedDescriptions);
return(new Xor2 <IPropertyDescription <TOwner, TValue>, IPropertyDescriptionChain <TOwner, TValue>, IPropertyOrChainDescription>(chain));
}
static public IXor2 <IPropertyDescription, IPropertyDescriptionChain, IPropertyOrChainDescription> Add <TOwner, TIntermediateValue, TFinalValue>(this IXor2 <IPropertyDescription <TOwner, TIntermediateValue>, IPropertyDescriptionChain <TOwner, TIntermediateValue>, IPropertyOrChainDescription> _this, IXor2 <IPropertyDescription <TIntermediateValue, TFinalValue>, IPropertyDescriptionChain <TIntermediateValue, TFinalValue>, IPropertyOrChainDescription> other)
where TOwner : class
where TIntermediateValue : class
{
if (_this.IsA)
{
var singleProp = _this.A;
var chain = new PropertyDescriptionChain <TOwner, TFinalValue>(singleProp, other.Common.Nodes);
return(new Xor2 <IPropertyDescription, IPropertyDescriptionChain, IPropertyOrChainDescription>(chain));
}
else
{
var chain = _this.B;
var others = chain.Nodes.Skip(1).Concat(other.Common.Nodes).ToList();
var chainExpanded = new PropertyDescriptionChain(chain.FirstNode, others);
return(new Xor2 <IPropertyDescription, IPropertyDescriptionChain, IPropertyOrChainDescription>(chainExpanded));
}
}
