namespace Microsoft.FSharp.Core
{
    [CompilationMapping(SourceConstructFlags.SumType)]
    [CompiledName("FSharpChoice`3")]
    [StructuralComparison]
    [StructuralEquality]
    public abstract class FSharpChoice<T1, T2, T3> : IStructuralComparable, IStructuralEquatable, IComparable, IComparable<FSharpChoice<T1, T2, T3>>, IEquatable<FSharpChoice<T1, T2, T3>>
    {
        [CompilationMapping(SourceConstructFlags.UnionCase, 0)]
        [DebuggerNonUserCode]
        public static FSharpChoice<T1, T2, T3> NewChoice1Of3(T1 item);
    }
}