Hello, There is Map.get/3 already, how would this differ?
Best Adam On Tue, 26 Jan 2021 at 08:38, Paweł Urbanek <[email protected]> wrote: > > I'd like to propose extending the API for Keyword and Map, fetch! method: > > Map.fetch!(%{a: 1}, :b, 2) => 2 > Keyword.fetch!([a: 1], :b, 2) => 2 > > Third argument represents value which will be returned in case the > requested key is missing. Optionally maybe it could also accept the > function which is executed only in case the key is missing and it's return > value is used. > > It would allow a simple way to fallback to default option values. > > -- > 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 [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/elixir-lang-core/616a2726-740d-4b10-a02c-2a0c4e195a2fn%40googlegroups.com > <https://groups.google.com/d/msgid/elixir-lang-core/616a2726-740d-4b10-a02c-2a0c4e195a2fn%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- 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 [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/elixir-lang-core/CADwgC_D4Nh1nubRySyVt2yQGsYUXtbwiGoZ5GgFU3AU%3DKVLRqw%40mail.gmail.com.
