Just want to point out that doall seeming more idiomatic in this case might just be an accident of history - mapv is a relatively new addition to Clojure (1.4). At least to me, it is immediately obvious that a mapv is intentionally non lazy.
On 4 May 2013 12:07, Timo Mihaljov <[email protected]> wrote: > On 04.05.2013 13:01, Korny Sietsma wrote: >> Thanks - I thought doall was probably better than mapv. >> >> Incidentally, doseq won't work - if the 5th result throws an exception >> during parsing, results 1-4 will still be saved, whereas I want the >> whole operation to abort without saving anything. > > Ah right, I didn't think of that. I'd still go with `doseq` for the > saving (otherwise you'll build up a result collection just to throw it > away), just wrap the first `map parse-record` in a `doall`. > > -- > Timo > > -- > -- > You received this message because you are subscribed to the Google > Groups "Clojure" group. > To post to this group, send email to [email protected] > Note that posts from new members are moderated - please be patient with your > first post. > To unsubscribe from this group, send email to > [email protected] > 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 [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. > > -- -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to [email protected] Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to [email protected] 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 [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
