Dnspy/dnSpy/Roslyn/dnSpy.Roslyn/Documentation/RoslynDocumentationProvider.cs
2021-09-20 18:20:01 +02:00

59 lines
2.0 KiB
C#

/*
Copyright (C) 2014-2019 de4dot@gmail.com
This file is part of dnSpy
dnSpy is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
dnSpy is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with dnSpy. If not, see <http://www.gnu.org/licenses/>.
*/
using System;
using System.Globalization;
using System.Threading;
using dnSpy.Contracts.Decompiler.XmlDoc;
using Microsoft.CodeAnalysis;
namespace dnSpy.Roslyn.Documentation {
sealed class RoslynDocumentationProvider : DocumentationProvider {
static readonly StringComparer stringComparer = StringComparer.OrdinalIgnoreCase;
Contracts.Decompiler.XmlDoc.XmlDocumentationProvider? xmlDocumentationProvider;
bool hasLoaded;
readonly string filename;
public RoslynDocumentationProvider(string filename) => this.filename = filename;
protected override string? GetDocumentationForSymbol(string documentationMemberID, CultureInfo preferredCulture, CancellationToken cancellationToken) {
if (!hasLoaded) {
lock (this) {
if (!hasLoaded) {
try {
xmlDocumentationProvider = XmlDocLoader.LoadDocumentation(this, filename);
}
catch (ArgumentException) {
}
}
hasLoaded = true;
}
}
return xmlDocumentationProvider?.GetDocumentation(documentationMemberID);
}
public override int GetHashCode() => stringComparer.GetHashCode(filename);
public override bool Equals(object? obj) {
var other = obj as RoslynDocumentationProvider;
return other is not null && stringComparer.Equals(filename, other.filename);
}
}
}