[racket] racket's template system: expand: unbound identifier

2011/11/25 Jay McCarthy <jay.mccarthy at gmail.com>:
> The lack of a space between ] and { is important. Notice that the example in
> the documentation is
> @in[c clients]{
>    <tr><td>@(car c), @(cdr c)</td></tr>
>   }
> not
> @in[c clients] {
>    <tr><td>@(car c), @(cdr c)</td></tr>
>   }

Indeed. Thanks. I wonder why there is such requirement. Does it avoid
a difficulty in the parser or scanner?