example6.erl2

%% This is a patch to tests.erl2
%% we'll remove the erroneous function

erl2:run("tests.erl2").

erl2:clone(mod4, newmod).

addMod newmod.

%% The next is for safety
%% Why? there was a definition in mod4
%% you must delete the function first
%% otherwise you'll get an error

deleteFunc newmod:twice/1 end.

def twice(X) -> 2* X end.

addMod shell.

io:format("newmod:fac(10)=~p~n",[newmod:fac(10)]).


print("Yes ...").