Method fileInformation

plugins/cmake/cmakemanager.cpp:269–331

}

CMakeFile CMakeManager::fileInformation(KDevelop::ProjectBaseItem* item) const
{
    const auto projectData = m_projects.constFind(item->project());
    if (projectData == m_projects.cend()) {
        return {};
    }
    const auto& data = projectData->data.compilationData;

    const auto itemPath = item->path();
    if (!data.isValid || data.missingFiles.contains(itemPath)) {
        return {};
    }

    auto toCanonicalPath = [](const Path &path) -> Path {
        // if the path contains a symlink, then we will not find it in the lookup table
        // as that only only stores canonicalized paths. Thus, we fallback to
        // to the canonicalized path and see if that brings up any matches
        const auto localPath = path.toLocalFile();
        const auto canonicalPath = QFileInfo(localPath).canonicalFilePath();
        return (localPath == canonicalPath) ? path : Path(canonicalPath);
    };

    auto path = itemPath;
    if (!item->folder()) {
        // try to look for file meta data directly
        auto it = data.files.find(path);
        if (it == data.files.end()) {
            // fallback to canonical path lookup
            auto canonical = toCanonicalPath(path);
            if (canonical != path) {
                it = data.files.find(canonical);
            }
        }
        if (it != data.files.end()) {
            return *it;
        }
        // else look for a file in the parent folder
        path = path.parent();
    }

    while (true) {
        // try to look for a file in the current folder path
        auto it = data.fileForFolder.find(path);
        if (it == data.fileForFolder.end()) {
            // fallback to canonical path lookup
            auto canonical = toCanonicalPath(path);
            if (canonical != path) {
                it = data.fileForFolder.find(canonical);
            }
        }
        if (it != data.fileForFolder.end()) {
            return data.files[it.value()];
        }
        if (!path.hasParent()) {
            break;
        }
        path = path.parent();
    }