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8c763fb | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | // Copyright (c) Microsoft Corporation.
// Licensed under the MIT License.
#nullable enable
using System;
using System.Collections.Generic;
using System.Management.Automation;
using System.Net;
using System.Reflection;
namespace Microsoft.PowerShell.Commands
{
/// <summary>
/// A completer for HTTP version names.
/// </summary>
internal sealed class HttpVersionCompletionsAttribute : ArgumentCompletionsAttribute
{
public static readonly string[] AllowedVersions;
static HttpVersionCompletionsAttribute()
{
FieldInfo[] fields = typeof(HttpVersion).GetFields(BindingFlags.Static | BindingFlags.Public);
var versions = new List<string>(fields.Length - 1);
for (int i = 0; i < fields.Length; i++)
{
// skip field Unknown and not Version type
if (fields[i].Name == nameof(HttpVersion.Unknown) || fields[i].FieldType != typeof(Version))
{
continue;
}
var version = (Version?)fields[i].GetValue(null);
if (version is not null)
{
versions.Add(version.ToString());
}
}
AllowedVersions = versions.ToArray();
}
/// <inheritdoc/>
public HttpVersionCompletionsAttribute() : base(AllowedVersions)
{
}
}
}
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