stelaWriter.hpp

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#pragma once
 
#include "stela/visitor/stelaVisitor.hpp"
 
namespace by {
 
    class _nout stelaWriter: public stelaVisitor {
        BY(ADT(stelaWriter, stelaVisitor))
 
    public:
        std::string write(stela& root);
        nbool writeFile(stela& root, const std::string& path);
        nbool writeFile(stela& root, const nchar* path) BY_SIDE_FUNC(path, writeFile(root, std::string(path)), false);
 
    protected:
        nbool onVisit(const stelaVisitInfo& i, rootStela& it) override;
        nbool onVisit(const stelaVisitInfo& i, defStela& it) override;
        nbool onVisit(const stelaVisitInfo& i, valStela& it) override;
        nbool onVisit(const stelaVisitInfo& i, strStela& it) override;
        nbool onVisit(const stelaVisitInfo& i, arrStela& it) override;
        void onLeave(const stelaVisitInfo& i, arrStela& it) override;
 
    private:
        std::string _indent(nint depth);
        std::stringstream& _open(const stelaVisitInfo& i, stela& it);
        void _close(const stelaVisitInfo& i, stela& it);
        void _writePrefix(const stelaVisitInfo& i, stela& it);
        void _writePostfix(stela& it);
        void _writeElemPrefix(stela& it);
 
    private:
        std::stringstream _ss;
    };
} // namespace by