On Mon, Mar 18, 2013 at 8:40 AM, Andreas Rossberg <rossb...@google.com> wrote: > > Nothing, but Sam probably meant to write: > > if (something_random()) xxx = 7; > xxx; // ReferenceError or not?
Right, I was confusing the problem this code describes, which is what I think Mark meant, with the problem of the global object being on the scope chain. >> It actually demonstrates how the situation is exactly the same with >> *explicit* global variable creation. Strict mode does nothing to change the >> result. >> >> Similarly, in case 3, the code could be `delete window.xxx` and we still >> cannot statically predict whether there's a `ReferenceError` on the >> subsequent line or not. Again, strict mode does not change the result. > > That is true, and the proper answer is that the global object should > be on the above list as well. Not sure why Mark did not include it. I believe that Mark would distinguish 1-4, which are fixed by strict mode, from the global object, which is the remaining issue in ES5. But only Mark can answer this for sure. Sam _______________________________________________ es-discuss mailing list es-discuss@mozilla.org https://mail.mozilla.org/listinfo/es-discuss