add string output file specification

alib2cli/src/registration/OutputFileTypeRegistration.cpp

@@ -3,6 +3,8 @@
 #include <exception/CommonException.h>
 #include <registry/XmlRegistry.h>
+#include <registry/StringWriterRegistry.hpp>
+
 #include <abstraction/ImmediateValueAbstraction.hpp>
 #include <abstraction/XmlTokensComposerAbstraction.hpp>
 #include <abstraction/PackingAbstraction.hpp>
@@ -33,7 +35,27 @@ namespace {
 		return abstraction::Registry::getAlgorithmAbstraction ( "cli::builtin::WriteFile", templateParams, paramTypes, category );
 	}
+	std::shared_ptr < abstraction::OperationAbstraction > dummy3 ( const std::string & typehint ) {
+		ext::vector < std::shared_ptr < abstraction::OperationAbstraction > > abstractions;
+
+		abstractions.push_back ( abstraction::StringWriterRegistry::getAbstraction ( typehint ) );
+
+		ext::vector < std::string > templateParams;
+		ext::vector < std::string > paramTypes { ext::to_string < std::string > ( ), ext::to_string < std::string > ( ) };
+		abstraction::AlgorithmCategories::AlgorithmCategory category = abstraction::AlgorithmCategories::AlgorithmCategory::NONE;
+
+		abstractions.push_back ( abstraction::Registry::getAlgorithmAbstraction ( "cli::builtin::WriteFile", templateParams, paramTypes, category ) );
+
+		std::shared_ptr < abstraction::PackingAbstraction < 2 > > res = std::make_shared < abstraction::PackingAbstraction < 2 > > ( std::move ( abstractions ), 1 );
+		res->setInnerConnection ( 0, 1, 1, true );
+		res->setOuterConnection ( 0, 1, 0 ); // filename
+		res->setOuterConnection ( 1, 0, 0 ); // data
+
+		return res;
+	}
+
 auto xmlOutputFileHandler = registration::OutputFileRegister ( "xml", dummy );
-auto fileInputFileHandler = registration::OutputFileRegister ( "file", dummy2 );
+auto fileOutputFileHandler = registration::OutputFileRegister ( "file", dummy2 );
+auto stringOutputFileHandler = registration::OutputFileRegister ( "string", dummy3 );
 }