qt-creator/src/tools/clangbackend/ipcsource/clangcompletecodejob.cpp

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#include "clangcompletecodejob.h"

#include <clangbackendipc/clangbackendipcdebugutils.h>
#include <clangbackendipc/clangcodemodelclientinterface.h>
#include <clangbackendipc/cmbcodecompletedmessage.h>

#include <utils/qtcassert.h>

namespace ClangBackEnd {

static CompleteCodeJob::AsyncResult runAsyncHelper(const TranslationUnit &translationUnit,
                                                   UnsavedFiles unsavedFiles,
                                                   quint32 line,
                                                   quint32 column)
{
    TIME_SCOPE_DURATION("CompleteCodeJobRunner");

    const TranslationUnit::CodeCompletionResult results
            = translationUnit.complete(unsavedFiles, line, column);

    CompleteCodeJob::AsyncResult asyncResult;
    asyncResult.completions = results.completions;
    asyncResult.correction = results.correction;

    return asyncResult;
}

bool CompleteCodeJob::prepareAsyncRun()
{
    const JobRequest jobRequest = context().jobRequest;
    QTC_ASSERT(jobRequest.type == JobRequest::Type::CompleteCode, return false);

    try {
        m_pinnedDocument = context().documentForJobRequest();

        const TranslationUnit translationUnit = m_pinnedDocument.translationUnit();
        const UnsavedFiles unsavedFiles = *context().unsavedFiles;
        const quint32 line = jobRequest.line;
        const quint32 column = jobRequest.column;
        setRunner([translationUnit, unsavedFiles, line, column]() {
            return runAsyncHelper(translationUnit, unsavedFiles, line, column);
        });


    } catch (const std::exception &exception) {
        qWarning() << "Error in CompleteCodeJob::prepareAsyncRun:" << exception.what();
        return false;
    }

    return true;
}

void CompleteCodeJob::finalizeAsyncRun()
{
    if (context().isDocumentOpen()) {
        const AsyncResult result = asyncResult();

        const CodeCompletedMessage message(result.completions,
                                           result.correction,
                                           context().jobRequest.ticketNumber);
        context().client->codeCompleted(message);
    }
}

} // namespace ClangBackEnd