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#ifndef LOG_HPP
#define LOG_HPP
#include <string>
#include <ostream>
#include <map>
namespace log {
struct Logger {
Logger(std::ostream& stream, const std::string& name)
: _stream(stream),
_name(name),
_enabled(false) {}
bool enabled() const {
return _enabled;
}
bool enabled(bool v) {
bool ret = _enabled;
_enabled = v;
return ret;
}
template<typename T>
friend Logger& operator<<(Logger&, const T&);
private:
std::ostream& _stream;
std::string _name;
bool _enabled;
};
template<typename T>
Logger& operator<<(Logger& logger, const T& obj) {
if (logger._enabled) {
logger._stream << logger._name << " :- " << obj << std::endl;
}
return logger;
}
Logger info(std::cout, "info");
Logger trace(std::cerr, "trace");
Logger strategy(std::cerr, "strategy");
Logger fixpoint(std::cerr, "fixpoint");
Logger debug(std::cerr, "debug");
}
#endif
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