Command.h

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#ifndef _COMMAND_H_
#define _COMMAND_H_

#include <istream>
#include <memory>
#include <string>
#include <vector>

class Command {
  public:
    virtual ~Command();
    virtual std::string name() = 0;
    virtual std::string brief() = 0;
    virtual void printHelp();
    virtual int execute(std::istream& args) = 0;

    static void fillCommandList();
    static int command(std::string c);
    static int executeFile(std::string file);
    static std::string autoComplete(std::string begin);

  private:
    static std::vector<std::shared_ptr<Command>> commands;
};

#endif