56 lines
1.7 KiB
C#
56 lines
1.7 KiB
C#
/* ****************************************************************************
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*
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* Copyright (c) Microsoft Corporation.
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*
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* This source code is subject to terms and conditions of the Microsoft Public License. A
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* copy of the license can be found in the License.html file at the root of this distribution. If
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* you cannot locate the Microsoft Public License, please send an email to
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* dlr@microsoft.com. By using this source code in any fashion, you are agreeing to be bound
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* by the terms of the Microsoft Public License.
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*
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* You must not remove this notice, or any other, from this software.
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*
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*
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* ***************************************************************************/
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using System; using Microsoft;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.Diagnostics;
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#if CODEPLEX_40
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namespace System.Dynamic {
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#else
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namespace Microsoft.Scripting {
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#endif
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internal static class CollectionExtensions {
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internal static T[] RemoveFirst<T>(this T[] array) {
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T[] result = new T[array.Length - 1];
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Array.Copy(array, 1, result, 0, result.Length);
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return result;
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}
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internal static T[] AddFirst<T>(this IList<T> list, T item) {
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T[] res = new T[list.Count + 1];
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res[0] = item;
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list.CopyTo(res, 1);
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return res;
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}
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internal static T[] ToArray<T>(this IList<T> list) {
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T[] res = new T[list.Count];
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list.CopyTo(res, 0);
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return res;
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}
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internal static T[] AddLast<T>(this IList<T> list, T item) {
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T[] res = new T[list.Count + 1];
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list.CopyTo(res, 0);
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res[list.Count] = item;
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return res;
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}
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}
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}
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