Thats it! Thanks for the great explanation.
On Wednesday, August 20, 2014 5:55:18 PM UTC+1, Marshall
Bockrath-Vandegrift wrote:
>
> What's your `print-dup` for instants print them as? The way compilation
> for these expressions is going to work is:
>
> (a) The initial form will be read using the configured *data-readers*,
> handing the compiler a form with a literal instance object.
> (b) The compiler will generate code to create that literal; when the
> literal value isn't of a type the compiler knows how to emit directly, it
> emits code to round-trip back through the reader at run-time, embedding the
> `print-dup` representation of the object as a string.
>
> If `print-dup` prints in such a way as to discard the offset, away it goes.
>
> -Marshall
>
> On Wednesday, August 20, 2014 10:29:15 AM UTC-4, dan.sto...@gmail.com
> wrote:
>>
>> Maybe I am missing something obvious -
>>
>> I am using custom data readers for joda-time instants. time/inst strings
>> are coerced into utc date times, time/insto keep the offset around.
>>
>> Using the exact same function to parse the string via the data-reader,
>> and just calling the function - I get different results. The function is
>> pure...
>>
>> *data-readers*
>> => {time/insto (var corp-pure.time/parse-with-offset),
>> time/inst (var corp-pure.time/parse)}
>>
>> (.getChronology (corp-pure-time/parse-with-offset
>> "2014-05-03T23:00:00+0100"))
>> (.getChronology #time/insto "2014-05-03T23:00:00+0100")
>>
>> => #<ISOChronology ISOChronology[+01:00]>
>> => #<ISOChronology ISOChronology[UTC]>
>>
>> To prove there are no obvious side-effects here:
>>
>> (.getChronology (corp-pure.time/parse-with-offset
>> "2014-05-03T23:00:00+0100"))
>> (.getChronology (corp-pure.time/parse-with-offset
>> "2014-05-03T23:00:00+0100"))
>>
>> => #<ISOChronology ISOChronology[+01:00]>
>> => #<ISOChronology ISOChronology[+01:00]>
>>
>> (.getChronology #time/insto "2014-05-03T23:00:00+0100")
>> (.getChronology #time/insto "2014-05-03T23:00:00+0100")
>>
>> => #<ISOChronology ISOChronology[UTC]>
>> => #<ISOChronology ISOChronology[UTC]>
>>
>> Has anyone seen anything like this?
>>
>
--
You received this message because you are subscribed to the Google
Groups "Clojure" group.
To post to this group, send email to clojure@googlegroups.com
Note that posts from new members are moderated - please be patient with your
first post.
To unsubscribe from this group, send email to
clojure+unsubscr...@googlegroups.com
For more options, visit this group at
http://groups.google.com/group/clojure?hl=en
---
You received this message because you are subscribed to the Google Groups
"Clojure" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to clojure+unsubscr...@googlegroups.com.
For more options, visit https://groups.google.com/d/optout.
