module Exception2MessageMapper
def def_e2message(c, m)
define exception c with message m.
m: message_form
c: exception
def_e2message(c, m)
def def_e2message(c, m) E2MM.def_e2message(self, c, m) end
def def_e2message(c, m) E2MM.def_e2message(self, c, m) end