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From: Sebastian Gniazdowski <sgniazdowski@gmail.com>
Date: Wed, 10 Feb 2016 10:19:50 +0100
Message-ID: <CAKc7PVAkV2BAEQ6dX-O3Qfc4xfrzrvJ9bim83o+0m1EifEggkQ@mail.gmail.com>
Subject: Re: New zplugin feature (was: Re: How completions work, do they
 require fpath?)
To: Bart Schaefer <schaefer@brasslantern.com>
Cc: Zsh Users <zsh-users@zsh.org>
Content-Type: text/plain; charset=UTF-8

Well, actually, antigen snippet I showed implements this too :D In
Advanced Bash Scripting Guide style (thus not fast), but still, they
do it.

Best regards,
Sebastian Gniazdowski


On 10 February 2016 at 10:08, Sebastian Gniazdowski
<sgniazdowski@gmail.com> wrote:
> On 31 January 2016 at 20:26, Bart Schaefer <schaefer@brasslantern.com> wrote:
>> You could try this:  Define your own "compdef" whose only action is
>> to cache its arguments somewhere.  Load all the plugins, then after
>> compinit is run, play back the cached compdef arguments with the real
>> compdef.
>
> I realized how great that idea is. Implemented it in zplugin, thus an
> idiom is possible:
>
> source '/Users/sgniazdowski/.zplugin/bin/zplugin.zsh'
> zplugin load "some1/plugin1"
> zplugin load "some2/plugin2"
> ...
> zplugin load "some3/plugin3"
> autoload -Uz compinit
> compinit
> zplugin cdreplay -q # -q is quiet
>
> The difference between running compinit once and twice is huge,
> following time differences are possible:
> zsh -i -c exit  0,73s user 0,25s system 99% cpu 0,980 total
> zsh -i -c exit  0,11s user 0,04s system 97% cpu 0,156 total
> (for 3 plugins)
> zsh -i -c exit  1,24s user 0,41s system 99% cpu 1,667 total
> zsh -i -c exit  0,48s user 0,18s system 98% cpu 0,668 total
> (for 40 plugins)
>
> This is a very innovative, great thing. All current plugin managers
> drifted towards double compinit calling, by force of lack of
> shadowing:
> https://github.com/tarjoilija/zgen/blob/master/zgen.zsh#L471-L475
> https://github.com/zsh-users/antigen/blob/master/antigen.zsh#L441-L462
>
> OMZ slowness is I guess also result of this.
>
> Fun example:
> % unfunction compdef
> % zplg dtrace
> % compdef _ls cp
> % zplg dstop
> % zplg cdlist
> Recorded compdefs:
> compdef _ls cp
> % zplg cdreplay
> Compinit isn't loaded, cannot do compdef replay
> % autoload -Uz compinit
> % compinit
> % zplg cdreplay
> Running compdef _ls cp
> % echo $_comps[cp]
> _ls
>
> Best regards,
> Sebastian Gniazdowski