Hi Ben, My issue is specific to pipes. What I'm ultimately doing is taking a JSON object, parsing it with Poison.decode!, And then attempting to pull a single key out, either overrideoncall or oncall.
On Mon, Mar 20, 2017, 7:49 AM Ben Wilson <benwilson...@gmail.com> wrote: > Can you elaborate on the code you have in mind? This sounds like a general > characteristic of pipes and not something specific to Map.get_lazy. > > > On Monday, March 20, 2017 at 6:48:46 AM UTC-4, David Long wrote: > > That's not entirely accurate. In my case I was using a series of pipes so > I did not have access to the map. My case might be very niche, though. > > On Mon, Mar 20, 2017, 12:44 AM José Valim <jose....@plataformatec.com.br> > wrote: > > The reason why get_lazy does not pass the map is because you already have > the map, since you pass it as first argument. > > On Mon, Mar 20, 2017 at 03:44 David Long <david....@gmail.com> wrote: > > I was working on some code that would simply test if one key was in a map > and return it's value, and otherwise return a different key's value. > > The map had a form like the following: > > %{ > oncall: "dlong", > overrideoncall: "jsmith", > ... > } > > > If there was someone overriding on call then their name would be in the ` > overrideoncall` key, otherwise the key would not be in the map. > > I think this could be a nice use for `Map.get_lazy`, if the function had > the original map passed in, allowing me to write the code as follows: > > Map.get_lazy(on_call_group, :overrideoncall, &(&1[:oncall])) > > > Before I wrote a pull request, I thought I'd see if this is a feature that > makes sense to others? > > -- > > You received this message because you are subscribed to the Google Groups > "elixir-lang-core" group. > > To unsubscribe from this group and stop receiving emails from it, send an > email to elixir-lang-co...@googlegroups.com. > > > To view this discussion on the web visit > https://groups.google.com/d/msgid/elixir-lang-core/719dc4fc-ae23-4437-b059-d91356e9b43b%40googlegroups.com > <https://groups.google.com/d/msgid/elixir-lang-core/719dc4fc-ae23-4437-b059-d91356e9b43b%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > > -- > > > *José Valim* > www.plataformatec.com.br > Skype: jv.ptec > Founder and Director of R&D > > -- > You received this message because you are subscribed to a topic in the > Google Groups "elixir-lang-core" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/elixir-lang-core/JuAZnOXpo5Q/unsubscribe > . > > To unsubscribe from this group and all its topics, send an email to > elixir-lang-co...@googlegroups.com. > > > To view this discussion on the web visit > https://groups.google.com/d/msgid/elixir-lang-core/CAGnRm4J7dZWROSBnBU7Ayn%3DhQGphp_ciFZTRf83XscDTQQ2z3w%40mail.gmail.com > <https://groups.google.com/d/msgid/elixir-lang-core/CAGnRm4J7dZWROSBnBU7Ayn%3DhQGphp_ciFZTRf83XscDTQQ2z3w%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > > -- > You received this message because you are subscribed to a topic in the > Google Groups "elixir-lang-core" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/elixir-lang-core/JuAZnOXpo5Q/unsubscribe > . > To unsubscribe from this group and all its topics, send an email to > elixir-lang-core+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/elixir-lang-core/9f0334d6-c484-454e-8fe7-d236e2804f45%40googlegroups.com > <https://groups.google.com/d/msgid/elixir-lang-core/9f0334d6-c484-454e-8fe7-d236e2804f45%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "elixir-lang-core" group. To unsubscribe from this group and stop receiving emails from it, send an email to elixir-lang-core+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/elixir-lang-core/CAPkhLiTqYyUahLNn%2BwGcO-bLyJHHQvapoHfX1MWwMUDCx9%2BsaQ%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.