OfflineValidation/bin/exceptions.h

0001 #ifndef __EXCEPTIONS__
0002 #define __EXCEPTIONS__
0003
0004 #include <cstdlib>
0005 #include <iostream>
0006 #include <exception>
0007 #include <string>
0008
0009 #include "boost/exception/exception.hpp"
0010 #include "boost/exception/diagnostic_information.hpp"
0011
0012 #include "boost/property_tree/exceptions.hpp"
0013 #include "boost/filesystem.hpp"
0014 //#include "boost/program_options/errors.hpp"
0015
0016 // TODO: utilise the exceptions provided by boost as much as possible
0017
0018 namespace AllInOneConfig {
0019
0020   class ConfigError : public std::exception {
0021     const char *msg;
0022     const char *what() const throw() override { return msg; }
0023
0024   public:
0025     ConfigError(const char *m) : msg(m) {}
0026   };
0027
0028   inline std::string colorify(std::string s) {
0029     const char *red = "\x1B[31m" /*, * green = "\x1B[32m"*/ /*, * black = "\x1B[30m"*/;
0030     return red + s /*+ black*/;  // TODO: clarify colours...
0031   }
0032
0033   template <int FUNC(int, char **)>
0034   int exceptions(int argc, char *argv[]) {
0035     try {
0036       return FUNC(argc, argv);
0037     } catch (const boost::exception &e) {
0038       std::cerr << colorify("Boost exception: ") << boost::diagnostic_information(e);
0039       throw;
0040     } catch (const boost::property_tree::ptree_bad_data &e) {
0041       std::cerr << colorify("Property Tree Bad Data Error: ") << e.data<std::string>() << '\n';
0042     } catch (const boost::property_tree::ptree_bad_path &e) {
0043       std::cerr << colorify("Property Tree Bad Path Error: ") << e.path<std::string>() << '\n';
0044     } catch (const boost::property_tree::ptree_error &e) {
0045       std::cerr << colorify("Property Tree Error: ") << e.what() << '\n';
0046     } catch (const boost::filesystem::filesystem_error &e) {
0047       std::cerr << colorify("Filesystem Error:") << e.what() << '\n';
0048     } catch (const std::logic_error &e) {
0049       std::cerr << colorify("Logic Error: ") << e.what() << '\n';
0050     } catch (const std::exception &e) {
0051       std::cerr << colorify("Standard Error: ") << e.what() << '\n';
0052     }
0053     return EXIT_FAILURE;
0054   }
0055
0056 }  // namespace AllInOneConfig
0057 #endif