Function fixUnknownDeclaration

plugins/clang/duchain/unknowndeclarationproblem.cpp:475–519

}

ClangFixits fixUnknownDeclaration( const QualifiedIdentifier& identifier, const KDevelop::Path& file, const KDevelop::DocumentRange& docrange )
{
    ClangFixits fixits;

    const CursorInRevision cursor{docrange.start().line(), docrange.start().column()};

    const auto possibleIdentifiers = findPossibleQualifiedIdentifiers(identifier, file, cursor);
    const auto matchingDeclarations = findMatchingDeclarations(possibleIdentifiers);

    if (ClangSettingsManager::self()->assistantsSettings().forwardDeclare) {
        const auto& forwardDeclareFixits = forwardDeclarations(matchingDeclarations, file);
        for (const auto& fixit : forwardDeclareFixits) {
            fixits << fixit;
            if (fixits.size() == maxSuggestions) {
                return fixits;
            }
        }
    }

    const auto includefiles = includeFiles(identifier, matchingDeclarations, file);
    if (includefiles.isEmpty()) {
        // return early as the computation of the include paths is quite expensive
        return fixits;
    }

    const auto includepaths = includePaths( file );
    clangDebug() << "found include paths for" << file << ":" << includepaths;

    /* create fixits for candidates */
    for( const auto& includeFile : includefiles ) {
        const auto fixit = directiveForFile( includeFile, includepaths, file /* UP */ );
        if (!fixit.range.isValid()) {
            clangDebug() << "unable to create directive for" << includeFile << "in" << file.toLocalFile();
            continue;
        }

        fixits << fixit;

        if (fixits.size() == maxSuggestions) {
            return fixits;
        }
    }

    return fixits;
}

QString symbolFromDiagnosticSpelling(const QString& str)
{