public static string DiffingHash(this object obj, DiffConfig diffConfig = null)
{
diffConfig = diffConfig == null ? new DiffConfig() : (DiffConfig)diffConfig.DeepClone();
// The following is to consider only the PropertiesToInclude specified in the diffConfig.
// Since the SHA hash algorithm can only consider "exceptions", we need to retrieve all the top level properties,
// intersect them with the set of PropertiesToInclude, and treat all the properties that remain out as "exceptions" (not to be considered).
if (diffConfig.PropertiesToConsider.Any())
{
IEnumerable <string> exceptions = BH.Engine.Reflection.Query.PropertyNames(obj).Except(diffConfig.PropertiesToConsider);
diffConfig.PropertiesToIgnore.AddRange(exceptions);
}
// The current Hash must not be considered when computing the hash. Remove HashFragment if present.
IBHoMObject bhomobj = obj as IBHoMObject;
if (bhomobj != null)
{
bhomobj = BH.Engine.Base.Query.DeepClone(obj) as IBHoMObject;
bhomobj.Fragments.Remove(typeof(HashFragment));
return(Compute.SHA256Hash(bhomobj, diffConfig.PropertiesToIgnore));
}
return(Compute.SHA256Hash(obj, diffConfig.PropertiesToIgnore));
}
public static string DiffingHash(this IBHoMObject obj, List <string> exceptions = null, bool useDefaultExceptions = true)
{
if (exceptions == null || exceptions.Count == 0 && useDefaultExceptions)
{
SetDefaultExceptions(ref exceptions);
}
return(Compute.SHA256Hash(obj, exceptions));
}
public static string DiffingHash(this IBHoMObject obj, DiffConfig diffConfig)
{
return(Compute.SHA256Hash(obj, diffConfig.PropertiesToIgnore));
}