Re: [p5pod] [ID 20000124.002] Unterminated C<...> at perlvar.pod line 188

[Nick Ing-Simmons <nik@tiuk.ti.com>]

Brad Appleton <bradapp@enteract.com> writes:
>On Mon, Jan 24, 2000 at 11:28:52PM -0500, Ronald J Kimball wrote:
>> Ah, so the problem is a choice between C<@-Z<>> and C<$a-E<gt>[0]>, neither
>> of which is particularly readable.
>
>So why not come up with a patch to the regular expression in Pod::Parser
>so that neither one is required?
>
>I'm the first one to say how much I dislike having that code inside
>Pod::Parser to hack things up to allow -> and => in certain cases. I'm
>also the first one to admit the overwhelmingly vast majority of p5p
>was pretty insistent upon it at the time - which is why I coded it up
>anyway, even though my own preference and instincts went against it.

Seems like "we" have changed our minds on that one ;-)

>
>> Code sections (and others, if desired) may begin with one or more
>> consecutive left angle brackets, and are terminated by the same number of
>> consecutive right angle brackets.  Within the code section, any lesser
>> number of consecutive angle brackets is ignored (unless, of course, they're
>> part of a nested section).  Other than at the beginning and end of a
>> section, angles would _not_ nest.
>
>Zoinks - I don't care for that at all. I think it is far more limiting and
>restrictive than is necessary. Why not just try to be more precise about
>the circumstances under which '>' does NOT terminate a C<...>. Maybe
>its not enough to simply be '->' or '=>', perhaps we only want to allow
>certain classes of characters to be to the left of '->' and '=>' and
>maybe only a select few punctuation characters are in that set.
>
>Thats a heckuva lot more accommodating and less restrictive than
>forbidding most forms of nesting (something which I'm not willing to do
>because Pod::Parser gets used for lots more stuff than just translation
>and removing the nesting will break lots of code that I personally have
>a stake in).

Nesting is good. It is particularly natural for HTML/XML back ends.


-- 
Nick Ing-Simmons

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References to:

Ronald J Kimball <rjk@linguist.dartmouth.edu>
Ilya Zakharevich <ilya@math.ohio-state.edu>
Brad Appleton <bradapp@enteract.com>

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