/// <summary>
/// Gets or creates generic validation context from non-generic validation context.
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
/// <exception cref="ArgumentNullException"></exception>
/// <exception cref="NotSupportedException"></exception>
public static ValidationContext <T> GetFromNoNGenericContext(ValidationContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
// Already of the correct type.
if (context is ValidationContext <T> c)
{
return(c);
}
// Parameters match
if (context.InstanceToValidate is T)
{
return(context.ToGeneric <T>());
}
throw new NotSupportedException("context.InstanceToValidate is not of type " + typeof(T).FullName);
}
/// <summary>
/// Gets or creates generic validation context from non-generic validation context.
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
/// <exception cref="ArgumentNullException"></exception>
/// <exception cref="NotSupportedException"></exception>
public static ValidationContext <T> GetFromNonGenericContext(ValidationContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
// Already of the correct type.
if (context is ValidationContext <T> c)
{
return(c);
}
// Parameters match
if (context.InstanceToValidate is T)
{
return(context.ToGeneric <T>());
}
if (context.InstanceToValidate == null)
{
return(new ValidationContext <T>(default, context.PropertyChain, context.Selector)
