#include "verbosity.hpp"

#include <stdexcept>

using namespace std;

string to_string(Verbosity verb) {

switch (verb) {

case Verbosity::everything:

return "everything";

case Verbosity::trace:

return "trace";

case Verbosity::debug:

return "debug";

case Verbosity::verbose:

return "verbose";

case Verbosity::info:

return "info";

case Verbosity::warning:

return "warning";

case Verbosity::error:

return "error";

case Verbosity::fatal:

return "fatal";

default:

throw logic_error("Implementation of to_string(Verbosity) incomplete!");

}

}

Verbosity verbosity = Verbosity::info;

ostream &operator<<(ostream &os, Verbosity verb) {

os << to_string(verb);

return os;

}

istream &operator>>(istream &is, Verbosity &verb) {

string token;

is >> token;

if (token == "everything")

verb = Verbosity::everything;

else if (token == "trace")

verb = Verbosity::trace;

else if (token == "debug")

verb = Verbosity::debug;

else if (token == "verbose")

verb = Verbosity::verbose;

else if (token == "info")

verb = Verbosity::info;

else if (token == "warning")

verb = Verbosity::warning;

else if (token == "error")

verb = Verbosity::error;

else if (token == "fatal")

verb = Verbosity::fatal;

else

throw runtime_error("Error: unkown verbosity level '" + token + "'.");

return is;

}