38 lines
1.3 KiB
C#
38 lines
1.3 KiB
C#
using System.Diagnostics;
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using System.Reactive;
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using System.Reactive.Linq;
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using System.Runtime.CompilerServices;
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using static System.Runtime.CompilerServices.MethodImplOptions;
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namespace InnovEnergy.Lib.Protocols.DBus.Utils;
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internal static class Extensions
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{
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// this is a copy of a method in Utils
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// it is reimplemented here in order to make this project independent of Utils
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[DebuggerStepThrough][MethodImpl(AggressiveInlining | AggressiveOptimization)]
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public static R Apply<T, R>(this T t, Func<T, R> f) => f(t);
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// this is a copy of a method in Utils
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// it is reimplemented here in order to make this project independent of Utils
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public static Boolean IsNullOrEmpty(this String? s) => String.IsNullOrEmpty(s);
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public static IObservable<TSource> DumpErrors<TSource>(this IObservable<TSource> source)
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{
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return source.DoOnError(Console.WriteLine);
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}
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public static IObservable<TSource> DoOnError<TSource>(this IObservable<TSource> source, Action<Exception> action )
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{
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return source
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.Materialize()
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.Do(n =>
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{
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if (n.Kind == NotificationKind.OnError)
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action(n.Exception!);
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})
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.Dematerialize();
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}
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} |