So glad to see that associative arrays are targeted for fish 3!
On Sun, Aug 20, 2017 at 5:15 PM, Kurtis Rader <kra...@skepticism.us> wrote:
> On Sun, Aug 20, 2017 at 2:42 PM, Mark Volkmann <r.mark.volkm...@gmail.com>
> wrote:
>
>> I hope I'm not being too annoying with all the questions I've been
>> asking. Obviously I'm new to fish.
>>
>> I'm working on writing a long article about it that I'll publish on
>> November 1. I want to try to bring more attention to this incredible thing
>> that many of you on this mailing list have helped to build. I have a good
>> start on the article ... 28 pages of notes! If you're curious, you can see
>> them at https://github.com/mvolkmann/MyUnixEnv/blob/master/notes/
>> FishNotes.txt. I'm constantly adding to this and will use it as the
>> starting point of my article.
>>
>
> No worries. Thanks for the heads up. We definitely want to help ensure
> your article is as accurate as possible.
>
> I notice the top of your notes asks how `foo; bar` differs from `foo; and
> bar`. The `and` keyword is roughly analogous to `foo && bar` in POSIX
> shells like bash. The `bar` command will only run if `foo` exits with a
> success (zero) status. The reason for the difference is that fish prefers
> keeping syntax to a minimum and doing as much as possible via commands.
>
> You ask "Seems to be primarily implemented in C++." That is true. The
> original 1.x releases were in C. Then @ridiculous fish and others rewrote
> it in C++.
>
> This statement, "for Window, can only run in Cygwin", isn't true. While we
> do not, and probably will never support fish as a native command
> interpreter it can be used in Cygwin and the new Windows 10 "bash"
> environment (more accurately known as "Windows Subsystem for Linux" or WSL).
>
> I see you noticed `fish_indent`. Take a look at `fish_key_reader` too.
>
> Given that you represent a fresh pair of eyes and from looking at your
> notes clearly been trying to learn as much from the fish docs as possible
> we'd love feedback. Software engineers prefer writing code to documentation
> so we don't always give the latter the attention it deserves.
>
> Also, keep in mind that fish 3.0, hopefully released 2018Q1, will have
> many improvements and cleanups. Among them will be replacing the use of
> `bc` to evaluate math expressions with a builtin command. We already merged
> changes that can make manipulating fish variables up to 40% faster. See
> https://github.com/fish-shell/fish-shell/milestone/18 for the current
> working list. There are many other changes we can only do in a major
> release that might make it into 3.0. See https://github.com/fish-
> shell/fish-shell/milestone/7 for other items that might make it into 3.0.
>
> --
> Kurtis Rader
> Caretaker of the exceptional canines Junior and Hank
>
--
R. Mark Volkmann
Object Computing, Inc.
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