charvec.h

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#ifndef CHARVEC_H
#define CHARVEC_H
 
#include <vector>
#include <string>
#include <cstring>
 
class VectorPrint {
public:
    static void vecprint(std::vector<char> *out, char c)
    {
        out->push_back(c);
    }
 
    static void vecprint(std::vector<char> *out, char const *begin, char const *end)
    {
        out->insert(out->end(), begin, end);
    }
 
    static void vecprint(std::vector<char> *out, char const *ptr, size_t len)
    {
        vecprint(out, ptr, ptr + len);
    }
 
    static void vecprint(std::vector<char> *out, char const *s)
    {
        vecprint(out, s, s + strlen(s));
    }
 
    static void vecprint(std::vector<char> *out, std::string const &s)
    {
        vecprint(out, s.c_str(), s.size());
    }
 
    static void vecprint(std::vector<char> *out, std::vector<char> const *in)
    {
        if (in && !in->empty()) {
            char const *begin = &(*in)[0];
            char const *end = begin + in->size();
            vecprint(out, begin, end);
        }
    }
 
    static std::string to_stdstr(std::vector<char> const &vec)
    {
        if (!vec.empty()) {
            char const *begin = &vec.at(0);
            char const *end = begin + vec.size();
            return std::string(begin, end);
        }
        return std::string();
    }
};
 
static inline void vecprint(std::vector<char> *out, char c)
{
    VectorPrint::vecprint(out, c);
}
 
static inline void vecprint(std::vector<char> *out, char const *begin, char const *end)
{
    VectorPrint::vecprint(out, begin, end);
}
 
static inline void vecprint(std::vector<char> *out, char const *ptr, size_t len)
{
    VectorPrint::vecprint(out, ptr, len);
}
 
static inline void vecprint(std::vector<char> *out, char const *s)
{
    VectorPrint::vecprint(out, s);
}
 
static inline void vecprint(std::vector<char> *out, std::string const &s)
{
    VectorPrint::vecprint(out, s);
}
 
static inline void vecprint(std::vector<char> *out, std::vector<char> const *in)
{
    VectorPrint::vecprint(out, in);
}
 
static inline std::string to_stdstr(std::vector<char> const &vec)
{
    return VectorPrint::to_stdstr(vec);
}
 
#endif