src/crdt/impl/hierarchical_key.cpp

Namespaces

Name
sgns
sgns::crdt

Source code

#include "crdt/hierarchical_key.hpp"
#include <boost/algorithm/string.hpp>

namespace sgns::crdt
{

    HierarchicalKey::HierarchicalKey( std::string key )
    {
        // Add slash to beginning if missing
        if ( key.empty() || key[0] != '/' )
        {
            key.insert( key.begin(), '/' );
        }

        // Remove trailing slash
        if ( key.size() > 1 && key[key.size() - 1] == '/' )
        {
            key.erase( key.begin() + key.size() - 1 );
        }

        this->key_ = key;
    }

    HierarchicalKey HierarchicalKey::ChildString(std::string_view s) const
    {
        std::string result = this->key_;
        if (!s.empty() && s[0] != '/')
        {
            result += '/';
        }
        result += s;
        return {std::move(result)};
    }

    bool HierarchicalKey::IsTopLevel() const
    {
        return GetList().size() == 1;
    }

    std::vector<std::string> HierarchicalKey::GetList() const
    {
        std::vector<std::string> listOfNames;
        if ( !this->key_.empty() )
        {
            boost::split( listOfNames, this->key_, boost::is_any_of( "/" ) );
            listOfNames.erase( listOfNames.begin() );
        }
        return listOfNames;
    }
}

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Updated on 2026-03-04 at 13:10:44 -0800