------------ Exemple 2 : un schema de document "a la XML" --------------- outsourcing ( packXX( version1.2.4_01 ( src( debug ( head1.h head2.h file1.cpp file2.cpp ) release ( head1.h head2.h file1.cpp file2.cpp ) ) resources ( img01.jpg imgO2.jpg ) ) version1.2.4_02 ( src( debug ( head1.h head2.h file1.cpp file2.cpp ) release ( head1.h head2.h file1.cpp file2.cpp ) ) resources ( img01.jpg imgO2.jpg ) ) ) packYY ( version0.1 ( src( debug ( h1.h f1.cpp ) release ( h1.h f1.cpp ) ) resources ( readme.xls ) ) version0.2 ( src( debug ( h1.h f1.cpp f2.cpp ) release ( h1.h f1.cpp f2.cpp ) ) resources ( readme.xls todo.txt ) ) ) )