Would someone explain the following snippet of code defmodule P do def f, do: "I am P's f" def g, do: f end iex> P.g "I am P's f" When I looked into it seems that ‘f’ inside of g/0 get’s treated as a function. However, how does f() become available to g/0. I thought named functions can’t acc…

:waving_hand: What do you consider to be variables in your snippet?

I think it’s a function invocation.

defmodule P do def f, do: "I am P's f" def g, do: f() end The parenthesis on zero-arity function calls are optional even though it’s discouraged to skip them.

Yep, that’s correct. I was able to confirm this over at Elixir Slack. def g, do: f equals def g, do: P.f()

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Named functions and scopes

Questions & Help Questions

idi527 December 2, 2018, 7:10pm 2

What do you consider to be variables in your snippet?