63 lines
1.6 KiB
C#
63 lines
1.6 KiB
C#
using System.Runtime.CompilerServices;
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namespace InnovEnergy.Lib.Utils;
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public static class ValueTupleUtils
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{
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// https://stackoverflow.com/a/34006336/141397
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public static Int32 CombineHashes(this ITuple tupled, Int32 seed = 1009, Int32 factor = 9176)
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{
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var hash = seed;
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for (var i = 0; i < tupled.Length; i++)
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{
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if (tupled[i] == null)
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continue;
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unchecked
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{
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hash = hash * factor + tupled[i]!.GetHashCode();
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}
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}
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return hash;
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}
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// mixed type tuples
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public static IEnumerable<Object?> ToEnumerable(this ITuple t)
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{
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for (var i = 0; i < t.Length; i++)
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yield return t[i];
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}
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public static IEnumerable<T> ToEnumerable<T>(this ValueTuple<T, T> tuple)
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{
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yield return tuple.Item1;
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yield return tuple.Item2;
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}
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public static IEnumerable<T> ToEnumerable<T>(this ValueTuple<T, T, T> tuple)
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{
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yield return tuple.Item1;
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yield return tuple.Item2;
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yield return tuple.Item3;
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}
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public static IEnumerable<T> ToEnumerable<T>(this ValueTuple<T, T, T, T> tuple)
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{
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yield return tuple.Item1;
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yield return tuple.Item2;
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yield return tuple.Item3;
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yield return tuple.Item4;
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}
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public static IEnumerable<T> ToEnumerable<T>(this ValueTuple<T, T, T, T, T> tuple)
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{
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yield return tuple.Item1;
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yield return tuple.Item2;
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yield return tuple.Item3;
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yield return tuple.Item4;
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yield return tuple.Item5;
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}
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} |