Renamed "test" executable to "ixslt"

* improved "ixslt" frontend code structure
** extracted input, process and output logic into separate methods
** removed manual "--transformation" parameter check as it is defined as required

4 files changed, 108 insertions, 80 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2ca7990..b9e2771 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -41,8 +41,8 @@ set(
 )
 
 add_executable(
-	test
-	test.cc
+	ixslt
+	ixslt.cc
 )
 
 add_library(
@@ -52,7 +52,7 @@ add_library(
 )
 
 target_link_libraries(
-	test
+	ixslt
 	${Libraries}
 )
 
@@ -64,5 +64,5 @@ add_custom_target(
 	COMMAND
 	sh check.sh
 	DEPENDS
-	test
+	ixslt
 )
diff --git a/ixslt.cc b/ixslt.cc
new file mode 100644
index 0000000..76c35d3
--- /dev/null
+++ b/ixslt.cc
@@ -0,0 +1,103 @@
+#include "plattform_guard.h"
+#include "transformation_facade.h"
+
+#include "boost/optional.hpp"
+#include "boost/program_options.hpp"
+
+#include <string>
+#include <vector>
+#include <iostream>
+
+boost::optional<boost::program_options::variables_map> input(
+	int argc,
+	char** argv
+) {
+	boost::program_options::options_description optionDescription(
+		"Supported options"
+	);
+
+	optionDescription.add_options()
+		(
+			"transformation",
+			boost::program_options::value<std::string>()->required(),
+			"transformation file"
+		)
+		(
+			"target",
+			boost::program_options::value<std::string>(),
+			"target file"
+		)
+		(
+			"include",
+			boost::program_options::value<std::vector<std::string>>(),
+			"include paths"
+		)
+	;
+
+	boost::program_options::variables_map variables;
+
+	try {
+		boost::program_options::store(
+			boost::program_options::parse_command_line(
+				argc, argv, optionDescription
+			),
+			variables
+		);
+
+		boost::program_options::notify(variables);
+	}
+	catch ( const std::exception& exception ) {
+		std::cerr << exception.what()  << std::endl;
+		std::cout << optionDescription << std::endl;
+
+		return boost::optional<boost::program_options::variables_map>();
+	}
+
+	return boost::make_optional(variables);
+}
+
+bool process(const boost::program_options::variables_map& variables) {
+	std::vector<std::string> includePath;
+
+	if ( variables.count("include") ) {
+		includePath = variables["include"].as<std::vector<std::string>>();
+	};
+
+	InputXSLT::PlattformGuard plattform(includePath);
+
+	try {
+		InputXSLT::TransformationFacade transformation(
+			variables["transformation"].as<std::string>(),
+			plattform.getEntityResolver()
+		);
+
+		if ( variables.count("target") ) {
+			transformation.generate(
+				variables["target"].as<std::string>()
+			);
+		} else {
+			transformation.generate(std::cout);
+		}
+
+		return true;
+	}
+	catch (const InputXSLT::ErrorCapacitor::exception& exception) {
+		for ( auto&& error : *(exception.getCachedErrors()) ) {
+			std::cerr << error << std::endl;
+		}
+
+		return false;
+	}
+}
+
+int main(int argc, char** argv) {
+	if ( auto variables = input(argc, argv) ) {
+		if ( process(*variables) ) {
+			return 0;
+		} else {
+			return 1;
+		}
+	} else {
+		return 1;
+	}
+}
diff --git a/test.cc b/test.cc
deleted file mode 100644
index 6874fd5..0000000
--- a/test.cc
+++ /dev/null
@@ -1,75 +0,0 @@
-#include "plattform_guard.h"
-#include "transformation_facade.h"
-
-#include "boost/program_options.hpp"
-
-#include <string>
-#include <vector>
-#include <iostream>
-
-int main(int ac, char** av) {
-	boost::program_options::options_description optionDescription(
-		"Supported options"
-	);
-
-	optionDescription.add_options()
-		("transformation", boost::program_options::value<std::string>()->required(),  "transformation file")
-		("target",         boost::program_options::value<std::string>(),              "target file")
-		("include",        boost::program_options::value<std::vector<std::string>>(), "include paths")
-	;
-
-	boost::program_options::variables_map variables;
-
-	boost::program_options::store(
-		boost::program_options::parse_command_line(
-			ac, av, optionDescription
-		),
-		variables
-	);
-
-	try {
-		boost::program_options::notify(variables);
-	}
-	catch ( std::exception& exception ) {
-		std::cerr << exception.what() << std::endl;
-	}
-
-	if ( variables.count("transformation") ) {
-		std::vector<std::string> includePath;
-
-		if ( variables.count("include") ) {
-			includePath = variables["include"].as<std::vector<std::string>>();
-		};
-
-		InputXSLT::PlattformGuard plattform(includePath);
-
-		try {
-			InputXSLT::TransformationFacade transformation(
-				variables["transformation"].as<std::string>(),
-				plattform.getEntityResolver()
-			);
-
-			if ( variables.count("target") ) {
-				transformation.generate(
-					variables["target"].as<std::string>()
-				);
-			} else {
-				transformation.generate(std::cout);
-			}
-
-			return 0;
-		} 
-		catch (const InputXSLT::ErrorCapacitor::exception& exception) {
-			for ( auto&& error : *(exception.getCachedErrors()) ) {
-				std::cerr << error << std::endl;
-			}
-
-			return 1;
-		}
-	} else {
-		std::cout << optionDescription << std::endl;
-
-		return 1;
-	}
-
-}
diff --git a/test/check.sh b/test/check.sh
index 84687bf..e205eeb 100755
--- a/test/check.sh
+++ b/test/check.sh
@@ -9,7 +9,7 @@ do
 		cd $testcase
 		rm -f actual.xml 
 
-		./../../build/test --transformation transformation.xsl --target actual.xml --include ../common/
+		./../../build/ixslt --transformation transformation.xsl --target actual.xml --include ../common/
 		diff -u reference.xml actual.xml
 
 		if [ $? = 0 ]