[erlang-questions] A style question
Fri Feb 12 10:18:41 CET 2010
On Fri, Feb 12, 2010 at 3:34 PM, Richard O'Keefe <> wrote:
> I've been looking at some Erlang code that's full of stuff like
> F = fun() -> ...
> My preferred style for this would be
> mnesia:transaction(fun () ->
> which I think a Smalltalk or Ruby programmer would also prefer.
> But is this just prejudice on my part, or is there a reason why
> inserting an opaque name like "F" is a good idea?
Ignoring the mnesia-specific part...
Clarity. One of my mantras of coding is: "if it's not obviously right
then it's probably wrong".
I find the former preferable when fun() is large or bulky. Inline fun
can make it unclear what the code is supposed to do.
The other reason I use the former is to give the fun a useful name
which (again) makes the code operation/goals clearer (ie.
More information about the erlang-questions