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#include "clangfollowsymboljob.h"

#include <clangsupport/clangsupportdebugutils.h>
#include <clangsupport/followsymbolmessage.h>
#include <clangsupport/clangcodemodelclientinterface.h>

#include <utils/qtcassert.h>

namespace ClangBackEnd {

IAsyncJob::AsyncPrepareResult FollowSymbolJob::prepareAsyncRun()
{
    const JobRequest jobRequest = context().jobRequest;
    QTC_ASSERT(jobRequest.type == JobRequest::Type::RequestFollowSymbol,
               return AsyncPrepareResult());
    QTC_ASSERT(acquireDocument(), return AsyncPrepareResult());

    const TranslationUnit translationUnit = *m_translationUnit;
    const TranslationUnitUpdateInput updateInput = m_pinnedDocument.createUpdateInput();

    const quint32 line = jobRequest.line;
    const quint32 column = jobRequest.column;
    setRunner([translationUnit, line, column]() {
        TIME_SCOPE_DURATION("FollowSymbolJobRunner");
        return translationUnit.followSymbol(line, column);
    });

    return AsyncPrepareResult{translationUnit.id()};
}

void FollowSymbolJob::finalizeAsyncRun()
{
    if (!context().isOutdated()) {
        const AsyncResult result = asyncResult();

        const FollowSymbolMessage message(m_pinnedFileContainer,
                                          result,
                                          context().jobRequest.ticketNumber);
        context().client->followSymbol(message);
    }
}

} // namespace ClangBackEnd
