Here's output of 'a/b'.IO.d from the REPL:

> 'a/b'.IO.d
True

On Sun, Nov 25, 2018 at 1:52 AM Timo Paulssen <t...@wakelift.de> wrote:

> The dir method gives you entries in the directory you pass. If you don't
> pass a test it'll use the default test which is none(".", ".."), i.e.
> "anything except . and ..".
>
> I'm not sure why using { .IO.d } as the test would not give you b, though.
> Can you check what "a/b".IO.d outputs? Maybe that can give us a clue.
>
> HTH
>   - Timo
> On 24/11/2018 22:18, Fernando Santagata wrote:
>
> Hello,
>
> I think that I don't understand how the 'test' argument of 'dir' works.
> I have a directory 'a', which contains a subdirectory 'b' and a file 'c';
> I want to select only the subdirectories of 'a'.
>
> Using the REPL I tried to ask the content of the directory 'a':
>
> > my @dirs = dir('a')
> ["a/c".IO "a/b".IO]
> > my @dirs = dir('a', test => { .IO.d })
> ["a/.".IO "a/..".IO]
> Why omitting the test the code returns the right list, while adding the
> test it returns just '.' and '..'?
>
> If I do the same thing for the top level directory '.' the behavior is
> different:
>
> > my @dirs = dir('.', test => { .IO.d })
> [".".IO "a".IO "..".IO]
>
> Now I can see the directory 'a'.
> If I descend a level, doing a 'cd a', the behavior is consistent with what
> I see at the previous level.
> I'm confused.
>
> I'm using version 2018.10.
>
> --
> Fernando Santagata
>
>

-- 
Fernando Santagata

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