summaryrefslogtreecommitdiff
path: root/src/plugins/languageclient/documentsymbolcache.cpp
blob: b922486d56edfa86c411515449e9eed8a4069d17 (plain)
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
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
/****************************************************************************
**
** Copyright (C) 2019 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/

#include "documentsymbolcache.h"

#include "client.h"

#include <coreplugin/editormanager/editormanager.h>
#include <texteditor/textdocument.h>

using namespace LanguageServerProtocol;

namespace LanguageClient {

DocumentSymbolCache::DocumentSymbolCache(Client *client)
    : QObject(client)
    , m_client(client)
{
    connect(Core::EditorManager::instance(),
            &Core::EditorManager::documentOpened,
            this,
            [this](Core::IDocument *document) {
                connect(document, &Core::IDocument::contentsChanged, this, [this, document]() {
                    m_cache.remove(DocumentUri::fromFileName(document->filePath()));
                });
            });
}

void DocumentSymbolCache::requestSymbols(const DocumentUri &uri)
{
    auto entry = m_cache.find(uri);
    if (entry != m_cache.end()) {
        emit gotSymbols(uri, entry.value());
        return;
    }

    const DocumentSymbolParams params((TextDocumentIdentifier(uri)));
    DocumentSymbolsRequest request(params);
    request.setResponseCallback([uri, self = QPointer<DocumentSymbolCache>(this)](
                                    const DocumentSymbolsRequest::Response &response) {
        if (self)
            self->handleResponse(uri, response);
    });
    m_client->sendContent(request);
}

void DocumentSymbolCache::handleResponse(const DocumentUri &uri,
                                         const DocumentSymbolsRequest::Response &response)
{
    if (Utils::optional<DocumentSymbolsRequest::Response::Error> error = response.error()) {
        if (m_client)
            m_client->log(error.value());
    }
    const DocumentSymbolsResult &symbols = response.result().value_or(DocumentSymbolsResult());
    m_cache[uri] = symbols;
    emit gotSymbols(uri, symbols);
}

} // namespace LanguageClient