Using ...rest ec6 put argument in strange order

in nodeJS i write:

path = 'public/MIN-1234';
path = path.split('/');
return path.join( process.cwd(), ...path);

I expect to :

  c:\CODE\public/MIN-1234

but got:

 `‌publicC:\CODEMIN-50900.jsonp`

what??

via pery mimon