On Jan 31, 2012, at 10:25 AM, Brendan Eich wrote: > Allen Wirfs-Brock wrote: >>> > No, I meant this: >>> > > let i = 42, j = 3; >>> > for (let x = i *= j in {}); >>> > > No iterations, x not in scope after -- but i is 126 after. Do Not >>> > Want (the initialiser). >> >> for the same effec: >> >> let i = 42, j = 3; >> for (let x in (i *= j ,{})); > > So? I wrote "effect" not "scope", now you're defending the unwanted degree of > side-effecting freedom? :-|. > > One can always make expressions have effects. That's not the point. The reuse > of VariableDeclarationNoIn in 12.6.4 without any refactoring or semantic > restriction to forbid an initialiser was a mistake. I'm glad to get rid of > it, but teasing me will cause endless grumpy fear that it will live on. :-P
Oh, I'm perfectly happy to see the initializer eliminated (for the new syntax). But side-effects eradication, in general, seems like a wack-a-mole effort. Allen _______________________________________________ es-discuss mailing list es-discuss@mozilla.org https://mail.mozilla.org/listinfo/es-discuss