49 lines
1.7 KiB
C#
49 lines
1.7 KiB
C#
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using System.Collections.Generic;
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namespace Plane.Collections
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{
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public static class CollectionExtensions
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{
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/// <summary>
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/// Calls ICollection<T>.Add internally, but returns the original collection for chain programming.
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/// </summary>
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/// <typeparam name="T">The item type.</typeparam>
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/// <param name="origin">The original collection.</param>
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/// <param name="itemToAdd">The item to add.</param>
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/// <returns>The original collection.</returns>
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public static ICollection<T> AddEx<T>(this ICollection<T> origin, T itemToAdd)
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{
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origin.Add(itemToAdd);
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return origin;
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}
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/// <summary>
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/// Add items to the collection.
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/// </summary>
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/// <typeparam name="T">The item type.</typeparam>
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/// <param name="origin">The original collection.</param>
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/// <param name="itemToAdd">The items to add.</param>
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/// <returns>The original collection.</returns>
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public static ICollection<T> AddEx<T>(this ICollection<T> origin, IEnumerable<T> itemsToAdd)
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{
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foreach (var item in itemsToAdd)
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{
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origin.Add(item);
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}
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return origin;
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}
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/// <summary>
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/// Calls ICollection<T>.Clear internally, but returns the original collection for chain programming.
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/// </summary>
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/// <typeparam name="T">The item type.</typeparam>
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/// <param name="origin">The original collection.</param>
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/// <returns>The original collection.</returns>
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public static ICollection<T> ClearEx<T>(this ICollection<T> origin)
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{
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origin.Clear();
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return origin;
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}
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}
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}
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