Hey How would it know how to delete a value from the given data structure? The Access protocol could be implemented for any term.
Cheers, Louis On Sat, 27 Oct 2018, 18:51 Jonathan Arnett, <[email protected]> wrote: > It would be useful to have a function that uses the Access protocol to > delete elements within nested data structures. This is similar in concept > to Kernel.pop_in/2 <https://hexdocs.pm/elixir/Kernel.html#pop_in/2>, but > Kernel.delete_in/2 should just return the data structure without the > specified element, whereas Kernel.pop_in/2 returns a tuple whose first > element is the removed value and second element is the data structure > without the specified element. The return structure of > Kernel.delete_in/2 would allow it to be more easily chained than > Kernel.pop_in/2. > > Expected behavior > Kernel.delete_in(%{foo: "bar", baz: "qux"}, [:foo]) > #=> %{baz: "qux"} > > Kernel.delete_in(%{foo: %{bar: "baz", qux: "quux"}}, [:foo, :qux]) > #=> %{foo: %{bar: "baz"}} > > > -- > 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/85369f10-5234-4c75-a282-cd644e380a0b%40googlegroups.com > <https://groups.google.com/d/msgid/elixir-lang-core/85369f10-5234-4c75-a282-cd644e380a0b%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 [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/elixir-lang-core/CABu8xFAJNsR4p0PHSLqn%3D5Y%2Bwj9v7uBD%2BeZzetxUAKErpXW-EQ%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
