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-rw-r--r--src/Jellyfin.Extensions/EnumerableExtensions.cs70
1 files changed, 40 insertions, 30 deletions
diff --git a/src/Jellyfin.Extensions/EnumerableExtensions.cs b/src/Jellyfin.Extensions/EnumerableExtensions.cs
index a31a57dc6..fd46358a4 100644
--- a/src/Jellyfin.Extensions/EnumerableExtensions.cs
+++ b/src/Jellyfin.Extensions/EnumerableExtensions.cs
@@ -1,42 +1,31 @@
using System;
using System.Collections.Generic;
-namespace Jellyfin.Extensions
+namespace Jellyfin.Extensions;
+
+/// <summary>
+/// Static extensions for the <see cref="IEnumerable{T}"/> interface.
+/// </summary>
+public static class EnumerableExtensions
{
/// <summary>
- /// Static extensions for the <see cref="IEnumerable{T}"/> interface.
+ /// Determines whether the value is contained in the source collection.
/// </summary>
- public static class EnumerableExtensions
+ /// <param name="source">An instance of the <see cref="IEnumerable{String}"/> interface.</param>
+ /// <param name="value">The value to look for in the collection.</param>
+ /// <param name="stringComparison">The string comparison.</param>
+ /// <returns>A value indicating whether the value is contained in the collection.</returns>
+ /// <exception cref="ArgumentNullException">The source is null.</exception>
+ public static bool Contains(this IEnumerable<string> source, ReadOnlySpan<char> value, StringComparison stringComparison)
{
- /// <summary>
- /// Determines whether the value is contained in the source collection.
- /// </summary>
- /// <param name="source">An instance of the <see cref="IEnumerable{String}"/> interface.</param>
- /// <param name="value">The value to look for in the collection.</param>
- /// <param name="stringComparison">The string comparison.</param>
- /// <returns>A value indicating whether the value is contained in the collection.</returns>
- /// <exception cref="ArgumentNullException">The source is null.</exception>
- public static bool Contains(this IEnumerable<string> source, ReadOnlySpan<char> value, StringComparison stringComparison)
- {
- ArgumentNullException.ThrowIfNull(source);
-
- if (source is IList<string> list)
- {
- int len = list.Count;
- for (int i = 0; i < len; i++)
- {
- if (value.Equals(list[i], stringComparison))
- {
- return true;
- }
- }
-
- return false;
- }
+ ArgumentNullException.ThrowIfNull(source);
- foreach (string element in source)
+ if (source is IList<string> list)
+ {
+ int len = list.Count;
+ for (int i = 0; i < len; i++)
{
- if (value.Equals(element, stringComparison))
+ if (value.Equals(list[i], stringComparison))
{
return true;
}
@@ -44,5 +33,26 @@ namespace Jellyfin.Extensions
return false;
}
+
+ foreach (string element in source)
+ {
+ if (value.Equals(element, stringComparison))
+ {
+ return true;
+ }
+ }
+
+ return false;
+ }
+
+ /// <summary>
+ /// Gets an IEnumerable from a single item.
+ /// </summary>
+ /// <param name="item">The item to return.</param>
+ /// <typeparam name="T">The type of item.</typeparam>
+ /// <returns>The IEnumerable{T}.</returns>
+ public static IEnumerable<T> SingleItemAsEnumerable<T>(this T item)
+ {
+ yield return item;
}
}