Syntax
=====

.. code-block:: text

    MACR_INFO_MAIL (
        ◇ INFO =/1 (by default),
                 /2,
                 /3,
                 /4,
        ◆ MAILLAGE = mesh,
        ◇ MAILLAGE_FRONTIERE = mesh,
        # If: exists (" MAILLAGE_FRONTIERE ")
            ◇ GROUP_MA_FRONT = Grma,
        ◇ NOMBRE =/"OUI" (by default),
                   /"NON ",
        ◇ QUALITE =/"OUI" (by default),
                    /"NON ",
        ◇ CONNEXITE =/"OUI" (by default),
                      /"NON ",
        ◇ TAILLE =/"OUI" (by default),
                   /"NON ",
        ◇ INTERPENETRATION =/"OUI ",
                             /"NON" (by default),
        ◇ PROP_CALCUL =/"OUI" (by default),
                        /"NON ",
        ◇ DIAMETRE =/"OUI" (by default),
                     /"NON ",
        ◇ LANGUE =/"FRANCAIS" (by default),
                   /"FRENCH ",
                   /"ANGLAIS ",
                   /"ENGLISH ",
        ◇ ELEMENTS_ACCEPTES =/"HOMARD" (by default),
                              /"IGNORE_PYRA ",
        ◇ VERSION_HOMARD =/"V11_10" (by default),
                           /"V11_N",
                           /"V11_N_ PERSO ",
        ◇ LOGICIEL = text,
        # If: is_in (" VERSION_HOMARD ", ('V11_N', 'V11_N_ PERSO '))
            ◇ UNITE = unit,
    )
    
    ◆: mandatory
    ◇: optional
    : present by default
    &: together
    /: only one among
    |: several possible choices