/// <summary>
/// Visits the first <paramref name="hashCodeExpressionDepth"/> layers of the expression tree and calculates a hash code based on the <see cref="ExpressionType"/>s there.
/// </summary>
/// <param name="tree"></param>
/// <param name="hashCodeExpressionDepth"></param>
/// <returns></returns>
public static int GetNodeTypeStructureHashCode(this Expression tree, bool ignoreConstantsValues = false, int?hashCodeExpressionDepth = null)
{
var visitor = new HashCodeVisitor(ignoreConstantsValues, hashCodeExpressionDepth);
visitor.Visit(tree);
return(visitor.ResultHash);
}
public int GetHashCode(DbaseFieldValue instance)
{
var visitor = new HashCodeVisitor();
instance.Accept(visitor);
return(instance.Field.GetHashCode() ^ visitor.HashCode);
}
public bool GetHashCode(IDictionaryAdapter adapter, out int hashCode)
{
hashCode = new HashCodeVisitor().CalculateHashCode(adapter);
return(true);
}
