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feat[EnumUtils]: add GetinverseFlags method

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This commit is contained in:
Drew Tingen
2023-06-14 05:46:00 -04:00
parent cc25c41805
commit 2b8f2a125a
2 changed files with 24 additions and 1 deletions
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10
ICD.Common.Utils.Tests/EnumUtilsTest.cs
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@@ -186,6 +186,16 @@ namespace ICD.Common.Utils.Tests
value);
}
[TestCase(eTestFlagsEnum.A, eTestFlagsEnum.B | eTestFlagsEnum.C | eTestFlagsEnum.D)]
[TestCase(eTestFlagsEnum.BandC, eTestFlagsEnum.A | eTestFlagsEnum.D)]
[TestCase(eTestFlagsEnum.A | eTestFlagsEnum.B | eTestFlagsEnum.C | eTestFlagsEnum.D, eTestFlagsEnum.None)]
[TestCase(eTestFlagsEnum.None, eTestFlagsEnum.A | eTestFlagsEnum.B | eTestFlagsEnum.C | eTestFlagsEnum.D)]
[TestCase(eTestFlagsEnum.D, eTestFlagsEnum.A | eTestFlagsEnum.BandC)]
public void GetInverseFlagsTest(eTestFlagsEnum expected, eTestFlagsEnum value)
{
Assert.AreEqual(expected, EnumUtils.GetInverseFlags(value));
}
[Test]
public void HasFlagGenericTest()
{

15
ICD.Common.Utils/EnumUtils.cs
View File

@@ -448,7 +448,20 @@ namespace ICD.Common.Utils
if (type == null)
throw new ArgumentNullException("type");
return GetValuesUncached(type).Aggregate(0, (current, value) => current | (int)value);
return GetValues(type).Aggregate(0, (current, value) => current | (int)value);
}
/// <summary>
/// Gets an enum value of the given type with the inverse of the flags set
/// </summary>
/// <param name="value"></param>
/// <typeparam name="T"></typeparam>
/// <returns></returns>
public static T GetInverseFlags<T>(T value)
where T : struct, IConvertible
{
int output = GetFlagsAllValue(typeof(T)) & ~(int)(object)value;
return (T)Enum.ToObject(typeof(T), output);
}
/// <summary>