| | | 1 | | using System; |
| | | 2 | | using System.Collections.Generic; |
| | | 3 | | |
| | | 4 | | namespace Jellyfin.Extensions; |
| | | 5 | | |
| | | 6 | | /// <summary> |
| | | 7 | | /// Static extensions for the <see cref="IEnumerable{T}"/> interface. |
| | | 8 | | /// </summary> |
| | | 9 | | public static class EnumerableExtensions |
| | | 10 | | { |
| | | 11 | | /// <summary> |
| | | 12 | | /// Determines whether the value is contained in the source collection. |
| | | 13 | | /// </summary> |
| | | 14 | | /// <param name="source">An instance of the <see cref="IEnumerable{String}"/> interface.</param> |
| | | 15 | | /// <param name="value">The value to look for in the collection.</param> |
| | | 16 | | /// <param name="stringComparison">The string comparison.</param> |
| | | 17 | | /// <returns>A value indicating whether the value is contained in the collection.</returns> |
| | | 18 | | /// <exception cref="ArgumentNullException">The source is null.</exception> |
| | | 19 | | public static bool Contains(this IEnumerable<string> source, ReadOnlySpan<char> value, StringComparison stringCompar |
| | | 20 | | { |
| | 13100 | 21 | | ArgumentNullException.ThrowIfNull(source); |
| | | 22 | | |
| | 13100 | 23 | | if (source is IList<string> list) |
| | | 24 | | { |
| | 13100 | 25 | | int len = list.Count; |
| | 598650 | 26 | | for (int i = 0; i < len; i++) |
| | | 27 | | { |
| | 295572 | 28 | | if (value.Equals(list[i], stringComparison)) |
| | | 29 | | { |
| | 9347 | 30 | | return true; |
| | | 31 | | } |
| | | 32 | | } |
| | | 33 | | |
| | 3753 | 34 | | return false; |
| | | 35 | | } |
| | | 36 | | |
| | 0 | 37 | | foreach (string element in source) |
| | | 38 | | { |
| | 0 | 39 | | if (value.Equals(element, stringComparison)) |
| | | 40 | | { |
| | 0 | 41 | | return true; |
| | | 42 | | } |
| | | 43 | | } |
| | | 44 | | |
| | 0 | 45 | | return false; |
| | 0 | 46 | | } |
| | | 47 | | |
| | | 48 | | /// <summary> |
| | | 49 | | /// Gets an IEnumerable from a single item. |
| | | 50 | | /// </summary> |
| | | 51 | | /// <param name="item">The item to return.</param> |
| | | 52 | | /// <typeparam name="T">The type of item.</typeparam> |
| | | 53 | | /// <returns>The IEnumerable{T}.</returns> |
| | | 54 | | public static IEnumerable<T> SingleItemAsEnumerable<T>(this T item) |
| | | 55 | | { |
| | | 56 | | yield return item; |
| | | 57 | | } |
| | | 58 | | } |