public static MemberGetterDelegate MemberGetter(Type t, ClassMember member)
{
if (!GetterCache.TryGetValue(member.Member, out var getter))
{
var objParam = Parameter(typeof(object));
GetterCache[member.Member] = getter = Lambda <MemberGetterDelegate>(Convert(Member(Convert(objParam, t), member), typeof(object)), objParam).Compile();
}
return(getter);
}
public static MemberSetterDelegate MemberSetter(Type t, ClassMember member)
{
if (!SetterCache.TryGetValue(member.Member, out var setter))
{
var objParam = Parameter(typeof(object));
var valueParam = Parameter(typeof(object));
SetterCache[member.Member] = setter = Lambda <MemberSetterDelegate>(Assign(Member(Convert(objParam, t), member), Convert(valueParam, member.MemberType)), objParam, valueParam).Compile();
}
return(setter);
}
private static Expression Member(Expression inst, ClassMember member)
{
if (member.Member is PropertyInfo prop)
{
return(Property(inst, prop));
}
else if (member.Member is FieldInfo field)
{
return(Field(inst, field));
}
throw new Exception("Neither");
}