Think that would be a good idea > On Sep 23, 2018, at 07:58, [email protected] wrote: > > That is even better. Thanks for the tip. > > What about adding a section "Pasting into iex" to > https://hexdocs.pm/iex/IEx.html? > > >> On Sunday, September 23, 2018 at 4:31:27 PM UTC+2, Wojtek Mach wrote: >> We can achieve the same thing today with wrapping pipeline in `(...)`: >> >> iex(1)> ( >> ...(1)> 1..5 >> ...(1)> |> Enum.map(fn x -> x + 1 end) >> ...(1)> ) >> [2, 3, 4, 5, 6] >> >> >> niedz., 23 wrz 2018 o 16:23 <[email protected]> napisał(a): >>> Hi all, >>> >>> I've recently stumbled across the .editor feature in Node.js' REPL. It sets >>> the REPL in to editor mode, which allows for easily inputting (or pasting) >>> multi-line code into the REPL. >>> With iex, one of its shortcoming is its treatment of the pipe operator. If >>> I want to paste code such as >>> >>> value >>> |> fun1() >>> |> fun2() >>> >>> into iex I must first rewrite it into >>> >>> value |> fun1() |> fun2() >>> >>> As the former is usually the preferred style of writing piped expressions, >>> this means that whenever I want to try out code from a project that >>> contains any such expression I must first manually reformat it. With a >>> functionality such as the .editor mode this could be elegantly avoided. >>> >>> With the help of a macro this might be easily added, for example, as part >>> of IEx.Helpers. If we had a macro `e` defined as >>> >>> defmacro e(do: block) do >>> quote do unquote(block) end >>> end >>> >>> then `e` would become an editor mode like call in iex. For example, I could >>> now write >>> >>> iex> e do >>> ...> 1..5 >>> ...> |> Enum.map(fn x -> x + 1 end) >>> ...> end >>> [2,3,4,5,6] >>> >>> allowing me to easily paste more complex expressions including pipes in new >>> lines into iex. >>> >>> Looking forward for feedback and comments. >>> >>> Regards >>> Arno >>> >>> >>> >>> >>> -- >>> 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/6611b3ce-0cbd-4e40-b212-a880e7a0f8ce%40googlegroups.com. >>> For more options, visit https://groups.google.com/d/optout. >> >> >> -- >> Wojtek Mach > > -- > 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/c0badbf0-ce48-4df3-883c-ade464a3793e%40googlegroups.com. > For more options, visit https://groups.google.com/d/optout.
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