str: tune the pair from string parsing

alib2str/src/container/ContainerFromStringLexer.cpp

@@ -37,12 +37,12 @@ L0:
 		token.value += character;
 		token.raw += character;
 		return token;
-	} else if(character == '(') {
+	} else if(character == '<') {
 		token.type = TokenType::PAIR_BEGIN;
 		token.value += character;
 		token.raw += character;
 		return token;
-	} else if(character == ')') {
+	} else if(character == '>') {
 		token.type = TokenType::PAIR_END;
 		token.value += character;
 		token.raw += character;

alib2str/src/container/string/ObjectsPair.h

@@ -45,7 +45,7 @@ bool stringApi < std::pair < FirstType, SecondType > >::first ( ext::istream & i
 template<class FirstType, class SecondType >
 void stringApi < std::pair < FirstType, SecondType > >::compose ( ext::ostream & output, const std::pair < FirstType, SecondType > & container ) {
-	output << "(";
+	output << "<";
 	stringApi < FirstType >::compose ( output, container.first );
@@ -53,7 +53,7 @@ void stringApi < std::pair < FirstType, SecondType > >::compose ( ext::ostream &
 	stringApi < SecondType >::compose ( output, container.second );
-	output << ")";
+	output << ">";
 }
 template<class FirstType, class SecondType >

alib2str/test-src/object/ObjectTest.cpp

@@ -7,7 +7,7 @@
 TEST_CASE ( "Object Test", "[unit][object][label]" ) {
 	SECTION ( "Composing" ) {
-		std::string input = "(1, 2)'";
+		std::string input = "<1, 2>'";
 		object::Object label = factory::StringDataFactory::fromString (input);
 		std::string output = factory::StringDataFactory::toString(label);