Fri Apr 25 22:28:15 EDT 2008
in words: mexit
during the execution of a macro, the word ';' will compile a jump to
the end of the execution, except when it occurs at the end. the word
will be split if necessary.
'except' : remove last jump.
the problem i'm facing is where to store the state necessary to
implement this. was implemented using parameters + side effects, but
want it to be in terms of shift/control to give a purely functional