1 ////////////////////////////////////////////////////////////////////////////// 2 // 3 // Copyright (c) 2004-2021 musikcube team 4 // 5 // All rights reserved. 6 // 7 // Redistribution and use in source and binary forms, with or without 8 // modification, are permitted provided that the following conditions are met: 9 // 10 // * Redistributions of source code must retain the above copyright notice, 11 // this list of conditions and the following disclaimer. 12 // 13 // * Redistributions in binary form must reproduce the above copyright 14 // notice, this list of conditions and the following disclaimer in the 15 // documentation and/or other materials provided with the distribution. 16 // 17 // * Neither the name of the author nor the names of other contributors may 18 // be used to endorse or promote products derived from this software 19 // without specific prior written permission. 20 // 21 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 22 // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 25 // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26 // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27 // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29 // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 31 // POSSIBILITY OF SUCH DAMAGE. 32 // 33 ////////////////////////////////////////////////////////////////////////////// 34 35 #pragma once 36 37 #include <string> 38 #include <vector> 39 #include <fstream> 40 #include <memory> 41 42 namespace musik { 43 class debug { 44 public: 45 class IBackend { 46 public: ~IBackend()47 virtual ~IBackend() { } 48 virtual void verbose(const std::string& tag, const std::string& string) = 0; 49 virtual void info(const std::string& tag, const std::string& string) = 0; 50 virtual void warning(const std::string& tag, const std::string& string) = 0; 51 virtual void error(const std::string& tag, const std::string& string) = 0; 52 }; 53 54 class FileBackend : public IBackend { 55 public: 56 FileBackend(const std::string& fn); 57 FileBackend(FileBackend&& fn); 58 virtual ~FileBackend() override; 59 virtual void verbose(const std::string& tag, const std::string& string) override; 60 virtual void info(const std::string& tag, const std::string& string) override; 61 virtual void warning(const std::string& tag, const std::string& string) override; 62 virtual void error(const std::string& tag, const std::string& string) override; 63 private: 64 std::ofstream out; 65 }; 66 67 class SimpleFileBackend: public FileBackend { 68 public: 69 SimpleFileBackend(); 70 SimpleFileBackend(const std::string& fn) = delete; 71 SimpleFileBackend(FileBackend&& fn) = delete; 72 }; 73 74 class ConsoleBackend : public IBackend { 75 public: 76 ConsoleBackend(); 77 virtual ~ConsoleBackend() override; 78 virtual void verbose(const std::string& tag, const std::string& string) override; 79 virtual void info(const std::string& tag, const std::string& string) override; 80 virtual void warning(const std::string& tag, const std::string& string) override; 81 virtual void error(const std::string& tag, const std::string& string) override; 82 }; 83 84 static void Start(std::vector<IBackend*> backends = { new SimpleFileBackend() }); 85 static void Stop(); 86 87 static void verbose(const std::string& tag, const std::string& string) noexcept; 88 static void v(const std::string& tag, const std::string& string) noexcept; 89 static void info(const std::string& tag, const std::string& string) noexcept; 90 static void i(const std::string& tag, const std::string& string) noexcept; 91 static void warning(const std::string& tag, const std::string& string) noexcept; 92 static void w(const std::string& tag, const std::string& string) noexcept; 93 static void error(const std::string& tag, const std::string& string) noexcept; 94 static void e(const std::string& tag, const std::string& string) noexcept; 95 }; 96 } 97