System.Collections.Immutable by Microsoft

<PackageReference Include="System.Collections.Immutable" Version="9.0.5" />

.NET API 259,368 bytes

 OrdinalStringFrozenSet_RightJustifiedSingleChar

using System.Collections.Generic; using System.Runtime.CompilerServices; namespace System.Collections.Frozen { [System.Runtime.CompilerServices.NullableContext(1)] [System.Runtime.CompilerServices.Nullable(0)] internal sealed class OrdinalStringFrozenSet_RightJustifiedSingleChar : OrdinalStringFrozenSet { internal OrdinalStringFrozenSet_RightJustifiedSingleChar(string[] entries, IEqualityComparer<string> comparer, int minimumLength, int maximumLengthDiff, int hashIndex) : base(entries, comparer, minimumLength, maximumLengthDiff, hashIndex, 1) { } private protected override int FindItemIndex(string item) { return base.FindItemIndex(item); } private protected override int FindItemIndex<[System.Runtime.CompilerServices.Nullable(2)] TAlternate>(TAlternate item) { return base.FindItemIndex(item); } private protected override int GetHashCode(string s) { return s[s.Length + base.HashIndex]; } [System.Runtime.CompilerServices.NullableContext(0)] private protected override int GetHashCode(ReadOnlySpan<char> s) { return s[s.Length + base.HashIndex]; } } }