/// <summary>
/// Confirms that the <paramref name="value"/> is defined in the enum <typeparamref name="T"/>.
/// Supports <see cref="FlagsAttribute"/> attribute.
/// </summary>
public T IsDefinedWithFlagsSupport <T>(T value, [InvokerParameterName] string paramName = null, OptsFn optsFn = null) where T : struct, Enum
{
var isEnumDefined = EnumOf <T> .Contains(value);
if (!isEnumDefined)
{
throw Ensure.ExceptionFactory.ArgumentOutOfRangeException(
string.Format(ExceptionMessages.Enum_IsValidEnum, value, EnumOf <T> .EnumType),
paramName,
value,
optsFn);
}
return(value);
}
public void From_ReturnsNull_IfStringDoesNotMatch() =>
EnumOf <Order> .From("").ShouldBe(null);
public void From_ReturnsEnumValue_IfStringDoesMatch() =>
EnumOf <Order> .From("First").ShouldBe(Order.First);
