map_alg.h

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// Evo C++ Library
/* Copyright 2019 Justin Crowell
Distributed under the BSD 2-Clause License -- see included file LICENSE.txt for details.
*/

#pragma once
#ifndef INCL_evo_impl_map_alg_h
#define INCL_evo_impl_map_alg_h

#include "../strtok.h"

namespace evo {


// Implementation
namespace impl
{
    template<class TMap, class TStr>
    typename TMap::Size map_addsplit(TMap& map, const TStr& str, char delim=',', char kvdelim='=') {
        char delims_buf[2];
        delims_buf[0] = delim;
        delims_buf[1] = kvdelim;
        const SubString delims(delims_buf, 2);
        const SubString EMPTY;

        typename TMap::Size count = 0;
        bool created;
        StrTok tok(str);
        for (; tok.nextany(delims); ++count) {
            typename TMap::Value& val = map.get(tok.value().convert<typename TMap::Key>(), &created);
            if (tok.delim().null() || *tok.delim() == delim) {
                if (!created)
                    DataInit<typename TMap::Value>::init(val);
            } else {
                if (tok.next(delim))
                    val = tok.value().convert<typename TMap::Value>();
                else if (!created)
                    DataInit<typename TMap::Value>::init(val);
            }
        }
    }
}

}
#endif