I too assumed that if/when-let would support multiple bindings, short- circuiting if one failed, when I started learning Clojure. It seems that short-circuiting multiple bindings isn't surprising.
On May 16, 10:56 am, Jay Fields <j...@jayfields.com> wrote: > I've also attempted to use if/when-let with multiple bindings in the past. > I assumed that it would behave as 'AND' and that no bindings would be > available in 'else' > > Cheers, Jay > > > > > > > > On Wed, May 16, 2012 at 10:29 AM, Dan Cross <cro...@gmail.com> wrote: > > On Wed, May 16, 2012 at 9:16 AM, Aaron Cohen <aa...@assonance.org> wrote: > > > On Wed, May 16, 2012 at 9:10 AM, Walter Tetzner < > > robot.ninja.saus...@gmail.com> wrote: > > >> To make the bindings work like let, where later bindings can see > > previous > > >> bindings, I think the most natural way to do it is to have the bindings > > >> behave like the maybe monad. > > >> [...] > > > > Saying something is obvious and then using the word monad a paragraph > > later > > > is contradictory. ;) > > > Hypothetically, "this is obvious, unlike most monads." Zing! > > > > What should happen on the else branch of the if-let; which bindings are > > in > > > scope and what would be their values? > > > None of the bindings should be in scope. > > > - Dan C. > > > -- > > 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 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
