55 lines
1.8 KiB
C#
55 lines
1.8 KiB
C#
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/*
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Copyright (C) 2014-2019 de4dot@gmail.com
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This file is part of dnSpy
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dnSpy is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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dnSpy is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with dnSpy. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using dnSpy.Roslyn.Internal.QuickInfo;
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using dnSpy.Roslyn.Text;
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using Microsoft.CodeAnalysis;
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using Microsoft.CodeAnalysis.Text;
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using Microsoft.VisualStudio.Text;
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namespace dnSpy.Roslyn.Intellisense.QuickInfo {
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readonly struct QuickInfoState {
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public QuickInfoService QuickInfoService { get; }
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public Document Document { get; }
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public SourceText SourceText { get; }
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public ITextSnapshot Snapshot { get; }
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QuickInfoState(QuickInfoService quickInfoService, Document document, SourceText sourceText, ITextSnapshot snapshot) {
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QuickInfoService = quickInfoService;
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Document = document;
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SourceText = sourceText;
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Snapshot = snapshot;
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}
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public static QuickInfoState? Create(ITextSnapshot snapshot) {
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if (snapshot is null)
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throw new ArgumentNullException(nameof(snapshot));
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var sourceText = snapshot.AsText();
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var document = sourceText.GetOpenDocumentInCurrentContextWithChanges();
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if (document is null)
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return null;
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var quickInfoService = QuickInfoService.GetService(document);
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if (quickInfoService is null)
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return null;
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return new QuickInfoState(quickInfoService, document, sourceText, snapshot);
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}
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}
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}
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