[r6rs-discuss] [Formal] should allow quoting non-letters in identifiers

[John Cowan]

Per Bothner scripsit:

> We may not want to reserve | for this purpose, but \ is already
> in use for escapes, and it is easy to extend it.  I suggest:
> 
> <initial> --> <constituent> | <special initial>
>   | <inline escape>
> 
> <inline escape> -->
>   | <inline hex escape>
>   | \<character name>;
>   | \<any character whose category is none of Lu, Ll, Lt, Lm, or Lo>

+1.  I would favor the preservation of the traditional if non-standard
|...| enclosers as well.

-- 
John Cowan   http://ccil.org/~cowan    cowan at ccil.org
In might the Feanorians / that swore the unforgotten oath
brought war into Arvernien / with burning and with broken troth.
and Elwing from her fastness dim / then cast her in the waters wide,
but like a mew was swiftly borne, / uplifted o'er the roaring tide.
        --the Earendillinwe