public override bool Equals(object obj)
{
if (obj == null)
{
return(false);
}
var second = obj as AvailableExpression;
if (second == null)
{
return(false);
}
return(Argument1.Equals(second.Argument1) &&
Argument2.Equals(second.Argument2) &&
Operation.Equals(second.Operation));
}
public bool UseVariable(string variable)
{
return(Argument1.Equals(variable) || Argument2.Equals(variable));
}
