Note: the wildcard syntax `?.foo` would itself not require this. It'd require a space after the `?` in ternaries if the Elvis operator proposal `a ?? b` comes along (and a grammatical edit isn't made to clarify `??.` gets parsed as `? ?.`), but it would not otherwise be ambiguous.
On Fri, Jun 28, 2019 at 11:25 Isiah Meadows <[email protected]> wrote: > Agreed in that it's not ambiguous - you have to disambiguate it with a > space for the same reason you have to use `a+ +b` instead of `a++b` in > minified code to avoid ambiguity when specifying `a + +b`. So `a?.b:.c` > would be invalid, but `a? .b:.c` is not. > > On Thu, Jun 27, 2019 at 16:48 Bob Myers <[email protected]> wrote: > >> Not exactly, since the optional chaining operator is `?.` with no space >> in between. >> >> On Thu, Jun 27, 2019 at 1:37 PM Simon Farrugia <[email protected]> >> wrote: >> >>> Also, without a leading token, a selector expr with the optional >>> chaining operator inside a ternary operator would be ambiguous. >>> >>> ``` >>> >>> const contactSelector = true ? .contacts.email : .contacts.phone; >>> >>> ``` >>> >>> >>> -- > ----- > > Isiah Meadows > [email protected] > www.isiahmeadows.com > -- ----- Isiah Meadows [email protected] www.isiahmeadows.com
_______________________________________________ es-discuss mailing list [email protected] https://mail.mozilla.org/listinfo/es-discuss
