CMake project restructuring.

app/CMakeLists.txt

@@ -0,0 +1,23 @@
+set(target plasp-app)
+
+file(GLOB core_sources "*.cpp")
+file(GLOB core_headers "*.h")
+
+include_directories(
+	${Boost_INCLUDE_DIRS}
+	${PROJECT_SOURCE_DIR}/include
+)
+
+set(sources
+	${core_sources}
+	${core_headers}
+)
+
+set(libraries
+	${Boost_LIBRARIES}
+	plasp
+)
+
+add_executable(${target} ${sources})
+target_link_libraries(${target} ${libraries})
+set_target_properties(${target} PROPERTIES OUTPUT_NAME plasp)

app/main.cpp

@@ -0,0 +1,176 @@
+#include <algorithm>
+#include <iostream>
+#include <string>
+
+#include <boost/program_options.hpp>
+
+#include <plasp/LanguageDetection.h>
+#include <plasp/pddl/Description.h>
+#include <plasp/pddl/TranslatorASP.h>
+#include <plasp/sas/Description.h>
+#include <plasp/sas/TranslatorASP.h>
+#include <plasp/utils/LogStream.h>
+#include <plasp/utils/TranslatorException.h>
+
+int main(int argc, char **argv)
+{
+	namespace po = boost::program_options;
+
+	po::options_description description("Allowed options");
+	description.add_options()
+		("help,h", "Display this help message")
+		("version,v", "Display version information")
+		("input,i", po::value<std::vector<std::string>>(), "Input files (in PDDL or SAS format)")
+		("language,l", po::value<std::string>()->default_value("auto"), "Input language (pddl, sas, auto)")
+		("warning-level", po::value<std::string>()->default_value("show"), "Show warnings (show), treat them as errors (error), or ignore them (ignore)")
+		("color", po::value<std::string>()->default_value("auto"), "Colorize output (always, never, auto)");
+
+	po::positional_options_description positionalOptionsDescription;
+	positionalOptionsDescription.add("input", -1);
+
+	po::variables_map variablesMap;
+
+	const auto printHelp =
+		[&]()
+		{
+			std::cout << "Usage: plasp [options] file..." << std::endl;
+			std::cout << "Translate PDDL to ASP." << std::endl << std::endl;
+
+			std::cout << description;
+		};
+
+	plasp::utils::Logger logger;
+
+	try
+	{
+		po::store(po::command_line_parser(argc, argv)
+			.options(description)
+			.positional(positionalOptionsDescription)
+			.run(),
+			variablesMap);
+		po::notify(variablesMap);
+	}
+	catch (const po::error &e)
+	{
+		logger.logError(e.what());
+		std::cout << std::endl;
+		printHelp();
+		return EXIT_FAILURE;
+	}
+
+	if (variablesMap.count("help"))
+	{
+		printHelp();
+		return EXIT_SUCCESS;
+	}
+
+	if (variablesMap.count("version"))
+	{
+		std::cout << "plasp version 3.0.3-git" << std::endl;
+		return EXIT_SUCCESS;
+	}
+
+	const auto warningLevel = variablesMap["warning-level"].as<std::string>();
+
+	if (warningLevel == "error")
+		logger.setWarningLevel(plasp::utils::Logger::WarningLevel::Error);
+	else if (warningLevel == "ignore")
+		logger.setWarningLevel(plasp::utils::Logger::WarningLevel::Ignore);
+	else if (warningLevel == "show")
+		logger.setWarningLevel(plasp::utils::Logger::WarningLevel::Show);
+	else
+	{
+		logger.logError("unknown warning level “" + warningLevel + "”");
+		std::cout << std::endl;
+		printHelp();
+		return EXIT_FAILURE;
+	}
+
+	const auto colorPolicy = variablesMap["color"].as<std::string>();
+
+	if (colorPolicy == "auto")
+		logger.setColorPolicy(plasp::utils::LogStream::ColorPolicy::Auto);
+	else if (colorPolicy == "never")
+		logger.setColorPolicy(plasp::utils::LogStream::ColorPolicy::Never);
+	else if (colorPolicy == "always")
+		logger.setColorPolicy(plasp::utils::LogStream::ColorPolicy::Always);
+	else
+	{
+		logger.logError("unknown color policy “" + colorPolicy + "”");
+		std::cout << std::endl;
+		printHelp();
+		return EXIT_FAILURE;
+	}
+
+	try
+	{
+		plasp::utils::Parser<plasp::utils::CaseInsensitiveParserPolicy> parser;
+
+		if (variablesMap.count("input"))
+		{
+			const auto &inputFiles = variablesMap["input"].as<std::vector<std::string>>();
+
+			std::for_each(inputFiles.cbegin(), inputFiles.cend(),
+				[&](const auto &inputFile)
+				{
+					parser.read(inputFile);
+				});
+		}
+		else
+			parser.read("std::cin", std::cin);
+
+		const auto detectLanguage =
+			[&]()
+			{
+				const auto languageName = variablesMap["language"].as<std::string>();
+				const auto language = plasp::Language::fromString(languageName);
+
+				if (language == plasp::Language::Type::Automatic)
+					return plasp::detectLanguage(parser);
+
+				return language;
+			};
+
+		const auto language = detectLanguage();
+
+		if (language == plasp::Language::Type::Unknown)
+		{
+			logger.logError("unknown input language");
+			std::cout << std::endl;
+			printHelp();
+			return EXIT_FAILURE;
+		}
+
+		if (language == plasp::Language::Type::PDDL)
+		{
+			auto pddlLogger = logger;
+			auto context = plasp::pddl::Context(std::move(parser), std::move(pddlLogger));
+			auto description = plasp::pddl::Description::fromContext(std::move(context));
+			const auto translator = plasp::pddl::TranslatorASP(description, description.context().logger.outputStream());
+			translator.translate();
+		}
+		else if (language == plasp::Language::Type::SAS)
+		{
+			const auto description = plasp::sas::Description::fromParser(std::move(parser));
+			const auto translator = plasp::sas::TranslatorASP(description, logger.outputStream());
+			translator.translate();
+		}
+	}
+	catch (const plasp::utils::ParserException &e)
+	{
+		logger.logError(e.coordinate(), e.message());
+		return EXIT_FAILURE;
+	}
+	catch (const plasp::utils::TranslatorException &e)
+	{
+		logger.logError(e.what());
+		return EXIT_FAILURE;
+	}
+	catch (const std::exception &e)
+	{
+		logger.logError(e.what());
+		return EXIT_FAILURE;
+	}
+
+	return EXIT_SUCCESS;
+}