Enums.NET 4.0.1

.NET Core 3.0 .NET Standard 1.0 .NET Framework 4.5
dotnet add package Enums.NET --version 4.0.1
NuGet\Install-Package Enums.NET -Version 4.0.1
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="Enums.NET" Version="4.0.1" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add Enums.NET --version 4.0.1
#r "nuget: Enums.NET, 4.0.1"
#r directive can be used in F# Interactive, C# scripting and .NET Interactive. Copy this into the interactive tool or source code of the script to reference the package.
// Install Enums.NET as a Cake Addin
#addin nuget:?package=Enums.NET&version=4.0.1

// Install Enums.NET as a Cake Tool
#tool nuget:?package=Enums.NET&version=4.0.1

Enums.NET is a high-performance type-safe .NET enum utility library which provides many operations as convenient extension methods. It is compatible with .NET Framework 4.5+ and .NET Standard 1.0+.

Enums.NET Demo

using System;
using System.Linq;
using EnumsNET;
using NUnit.Framework;
using DescriptionAttribute = System.ComponentModel.DescriptionAttribute;

[TestFixture]
class EnumsNETDemo
{
    // Enum definitions at bottom

    [Test]
    public void Enumerate()
    {
        var count = 0;
        // Retrieves all enum members in increasing value order
        foreach (var member in Enums.GetMembers<NumericOperator>())
        {
            NumericOperator value = member.Value;
            string name = member.Name;
            AttributeCollection attributes = member.Attributes;
            ++count;
        }
        Assert.AreEqual(8, count);

        count = 0;
        // Retrieves distinct values in increasing value order
        foreach (var value in Enums.GetValues<NumericOperator>(EnumMemberSelection.Distinct))
        {
            string name = value.GetName();
            AttributeCollection attributes = value.GetAttributes();
            ++count;
        }
        Assert.AreEqual(6, count);
    }

    [Test]
    public void FlagEnumOperations()
    {
        // HasAllFlags
        Assert.IsTrue((DaysOfWeek.Monday | DaysOfWeek.Wednesday | DaysOfWeek.Friday).HasAllFlags(DaysOfWeek.Monday | DaysOfWeek.Wednesday));
        Assert.IsFalse(DaysOfWeek.Monday.HasAllFlags(DaysOfWeek.Monday | DaysOfWeek.Wednesday));

        // HasAnyFlags
        Assert.IsTrue(DaysOfWeek.Monday.HasAnyFlags(DaysOfWeek.Monday | DaysOfWeek.Wednesday));
        Assert.IsFalse((DaysOfWeek.Monday | DaysOfWeek.Wednesday).HasAnyFlags(DaysOfWeek.Friday));

        // CombineFlags ~ bitwise OR
        Assert.AreEqual(DaysOfWeek.Monday | DaysOfWeek.Wednesday, DaysOfWeek.Monday.CombineFlags(DaysOfWeek.Wednesday));
        Assert.AreEqual(DaysOfWeek.Monday | DaysOfWeek.Wednesday | DaysOfWeek.Friday, FlagEnums.CombineFlags(DaysOfWeek.Monday, DaysOfWeek.Wednesday, DaysOfWeek.Friday));

        // CommonFlags ~ bitwise AND
        Assert.AreEqual(DaysOfWeek.Monday, DaysOfWeek.Monday.CommonFlags(DaysOfWeek.Monday | DaysOfWeek.Wednesday));
        Assert.AreEqual(DaysOfWeek.None, DaysOfWeek.Monday.CommonFlags(DaysOfWeek.Wednesday));

        // RemoveFlags
        Assert.AreEqual(DaysOfWeek.Wednesday, (DaysOfWeek.Monday | DaysOfWeek.Wednesday).RemoveFlags(DaysOfWeek.Monday));
        Assert.AreEqual(DaysOfWeek.None, (DaysOfWeek.Monday | DaysOfWeek.Wednesday).RemoveFlags(DaysOfWeek.Monday | DaysOfWeek.Wednesday));

        // GetFlags, splits out the individual flags in increasing significance bit order
        var flags = DaysOfWeek.Weekend.GetFlags();
        Assert.AreEqual(2, flags.Count);
        Assert.AreEqual(DaysOfWeek.Sunday, flags[0]);
        Assert.AreEqual(DaysOfWeek.Saturday, flags[1]);
    }

    [Test]
    public new void ToString()
    {
        // AsString, equivalent to ToString
        Assert.AreEqual("Equals", NumericOperator.Equals.AsString());
        Assert.AreEqual("-1", ((NumericOperator)(-1)).AsString());

        // GetName
        Assert.AreEqual("Equals", NumericOperator.Equals.GetName());
        Assert.IsNull(((NumericOperator)(-1)).GetName());

        // Get description
        Assert.AreEqual("Is", NumericOperator.Equals.AsString(EnumFormat.Description));
        Assert.IsNull(NumericOperator.LessThan.AsString(EnumFormat.Description));

        // Get description if applied, otherwise the name
        Assert.AreEqual("LessThan", NumericOperator.LessThan.AsString(EnumFormat.Description, EnumFormat.Name));
    }

    [Test]
    public void Validate()
    {
        // Standard Enums, checks is defined
        Assert.IsTrue(NumericOperator.LessThan.IsValid());
        Assert.IsFalse(((NumericOperator)20).IsValid());

        // Flag Enums, checks is valid flag combination or is defined
        Assert.IsTrue((DaysOfWeek.Sunday | DaysOfWeek.Wednesday).IsValid());
        Assert.IsFalse((DaysOfWeek.Sunday | DaysOfWeek.Wednesday | ((DaysOfWeek)(-1))).IsValid());

        // Custom validation through IEnumValidatorAttribute<TEnum>
        Assert.IsTrue(DayType.Weekday.IsValid());
        Assert.IsTrue((DayType.Weekday | DayType.Holiday).IsValid());
        Assert.IsFalse((DayType.Weekday | DayType.Weekend).IsValid());
    }

    [Test]
    public void CustomEnumFormat()
    {
        EnumFormat symbolFormat = Enums.RegisterCustomEnumFormat(member => member.Attributes.Get<SymbolAttribute>()?.Symbol);
        Assert.AreEqual(">", NumericOperator.GreaterThan.AsString(symbolFormat));
        Assert.AreEqual(NumericOperator.LessThan, Enums.Parse<NumericOperator>("<", ignoreCase: false, symbolFormat));
    }

    [Test]
    public void Attributes()
    {
        Assert.AreEqual("!=", NumericOperator.NotEquals.GetAttributes().Get<SymbolAttribute>().Symbol);
        Assert.IsTrue(NumericOperator.GreaterThanOrEquals.GetAttributes().Has<PrimaryEnumMemberAttribute>());
        Assert.IsFalse(NumericOperator.LessThan.GetAttributes().Has<DescriptionAttribute>());
    }

    [Test]
    public void Parsing()
    {
        Assert.AreEqual(NumericOperator.GreaterThan, Enums.Parse<NumericOperator>("GreaterThan"));
        Assert.AreEqual(NumericOperator.NotEquals, Enums.Parse<NumericOperator>("1"));
        Assert.AreEqual(NumericOperator.Equals, Enums.Parse<NumericOperator>("Is", ignoreCase: false, EnumFormat.Description));

        Assert.AreEqual(DaysOfWeek.Monday | DaysOfWeek.Wednesday, Enums.Parse<DaysOfWeek>("Monday, Wednesday"));
        Assert.AreEqual(DaysOfWeek.Tuesday | DaysOfWeek.Thursday, FlagEnums.ParseFlags<DaysOfWeek>("Tuesday | Thursday", ignoreCase: false, delimiter: "|"));
    }

    enum NumericOperator
    {
        [Symbol("="), Description("Is")]
        Equals,
        [Symbol("!="), Description("Is not")]
        NotEquals,
        [Symbol("<")]
        LessThan,
        [Symbol(">="), PrimaryEnumMember] // PrimaryEnumMember indicates enum member as primary duplicate for extension methods
        GreaterThanOrEquals,
        NotLessThan = GreaterThanOrEquals,
        [Symbol(">")]
        GreaterThan,
        [Symbol("<="), PrimaryEnumMember]
        LessThanOrEquals,
        NotGreaterThan = LessThanOrEquals
    }

    [AttributeUsage(AttributeTargets.Field)]
    class SymbolAttribute : Attribute
    {
        public string Symbol { get; }

        public SymbolAttribute(string symbol)
        {
            Symbol = symbol;
        }
    }

    [Flags]
    enum DaysOfWeek
    {
        None = 0,
        Sunday = 1,
        Monday = 2,
        Tuesday = 4,
        Wednesday = 8,
        Thursday = 16,
        Friday = 32,
        Weekdays = Monday | Tuesday | Wednesday | Thursday | Friday,
        Saturday = 64,
        Weekend = Sunday | Saturday,
        All = Sunday | Monday | Tuesday | Wednesday | Thursday | Friday | Saturday
    }

    [Flags, DayTypeValidator]
    enum DayType
    {
        Weekday = 1,
        Weekend = 2,
        Holiday = 4
    }

    [AttributeUsage(AttributeTargets.Enum)]
    class DayTypeValidatorAttribute : Attribute, IEnumValidatorAttribute<DayType>
    {
        public bool IsValid(DayType value) => value.GetFlagCount(DayType.Weekday | DayType.Weekend) == 1 && FlagEnums.IsValidFlagCombination(value);
    }
}
Product Versions
.NET net5.0 net5.0-windows net6.0 net6.0-android net6.0-ios net6.0-maccatalyst net6.0-macos net6.0-tvos net6.0-windows net7.0 net7.0-android net7.0-ios net7.0-maccatalyst net7.0-macos net7.0-tvos net7.0-windows
.NET Core netcoreapp1.0 netcoreapp1.1 netcoreapp2.0 netcoreapp2.1 netcoreapp2.2 netcoreapp3.0 netcoreapp3.1
.NET Standard netstandard1.0 netstandard1.1 netstandard1.2 netstandard1.3 netstandard1.4 netstandard1.5 netstandard1.6 netstandard2.0 netstandard2.1
.NET Framework net45 net451 net452 net46 net461 net462 net463 net47 net471 net472 net48
MonoAndroid monoandroid
MonoMac monomac
MonoTouch monotouch
Tizen tizen30 tizen40 tizen60
Universal Windows Platform uap uap10.0
Windows Phone wp8 wp81 wpa81
Windows Store netcore netcore45 netcore451
Xamarin.iOS xamarinios
Xamarin.Mac xamarinmac
Xamarin.TVOS xamarintvos
Xamarin.WatchOS xamarinwatchos
Compatible target framework(s)
Additional computed target framework(s)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (72)

Showing the top 5 NuGet packages that depend on Enums.NET:

Package Downloads
NPOI The ID prefix of this package has been reserved for one of the owners of this package by NuGet.org.

.NET port of Apache POI | Contact us on telegram: https://t.me/npoidevs

Xpand.XAF.Modules.Reactive

The `Reactive` module provides a XAF DSL API for functional/stateless implementations.

Xpand.Extensions.XAF

Xpand.Extensions.XAF

Xpand.XAF.Modules.ModelMapper

The `ModelMapper` allows to control all XAF components from the application model.

Elect.Core

.Net Core Utilities methods

GitHub repositories (11)

Showing the top 5 popular GitHub repositories that depend on Enums.NET:

Repository Stars
nissl-lab/npoi
a .NET library that can read/write Office formats without Microsoft Office installed. No COM+, no interop.
opserver/Opserver
Stack Exchange's Monitoring System
ardalis/SmartEnum
A base class for quickly and easily creating strongly typed enum replacements in C#.
TylerBrinkley/Enums.NET
Enums.NET is a high-performance type-safe .NET enum utility library
PoESkillTree/PoESkillTree
A Passive Skill Tree Planner for Path of Exile
Version Downloads Last updated
4.0.1 4,119 11/18/2022
4.0.0 1,928,141 1/29/2021
3.0.3 1,815,500 1/23/2020
3.0.2 148,807 12/6/2019
3.0.1 153,154 11/11/2019
3.0.0 72,015 11/2/2019
2.3.2 3,400,932 6/23/2018
2.3.1 146,301 12/15/2017
2.3.0 19,828 11/21/2017
2.2.0 53,855 6/6/2017
2.1.1 29,872 3/25/2017
2.0.0 128,328 1/1/2017
1.0.0 7,338 11/5/2016