zsh: switch to zinit & zsh-fsh

These are significantly faster to load, and are actively maintained.
Functionality is almost identical from a usability perspective.
The primary motivation for this change is the several orders of
magnitude faster shell loading times, which should help with
productivity on overloaded and underpowered hardware.

Signed-off-by: Joe Groocock <me@frebib.net>

environment.d/20-xdg-overrides.conf

@@ -1,7 +1,6 @@
 # Override paths for non-compliant programs
 # https://wiki.archlinux.org/index.php/XDG_Base_Directory_support
 
-ADOTDIR="$XDG_DATA_HOME/zsh/antigen"
 ASPELL_CONF="per-conf $XDG_CONFIG_HOME/aspell/aspell.conf; personal $XDG_CONFIG_HOME/aspell/en.pws; repl $XDG_CONFIG_HOME/aspell/en.prepl"
 CARGO_HOME="$XDG_DATA_HOME/cargo"
 GNUPGHOME="$XDG_CONFIG_HOME/gnupg"

fsh/fish.ini

@@ -0,0 +1,82 @@
+[base]
+default          = 12
+unknown-token    = red,bold
+commandseparator = cyan
+redirection      = cyan,bold
+here-string-tri  = yellow
+here-string-text = 18
+here-string-var  = cyan,bg:18
+exec-descriptor  = yellow,bold
+comment          = 7
+correct-subtle   = 12
+incorrect-subtle = red
+subtle-separator = green
+subtle-bg        = bg:18
+secondary        =
+recursive-base   =
+
+[command-point]
+reserved-word  = yellow
+subcommand     = yellow
+alias          = blue
+suffix-alias   = green
+global-alias   = blue,bold
+builtin        = blue
+function       = blue
+command        = blue
+precommand     = blue
+hashed-command = green
+single-sq-bracket = green
+double-sq-bracket = green
+double-paren   = yellow
+
+[paths]
+path          = cyan
+pathseparator = cyan
+path-to-dir   = magenta,underline
+globbing      = red
+globbing-ext  = 13
+
+[brackets]
+paired-bracket = bg:blue
+bracket-level-1 = green,bold
+bracket-level-2 = yellow,bold
+bracket-level-3 = cyan,bold
+
+[arguments]
+single-hyphen-option   = 12
+double-hyphen-option   = 12
+back-quoted-argument   = none
+single-quoted-argument = yellow
+double-quoted-argument = yellow
+dollar-quoted-argument = yellow
+
+[in-string]
+; backslash in $'...'
+back-dollar-quoted-argument           = cyan
+; backslash or $... in "..."
+back-or-dollar-double-quoted-argument = cyan
+
+[other]
+variable             = 113
+assign               = green
+assign-array-bracket = green
+history-expansion    = blue,bold
+
+[math]
+mathvar = blue,bold
+mathnum = magenta
+matherr = red
+
+[for-loop]
+forvar = none
+fornum = magenta
+; operator
+foroper = yellow
+; separator
+forsep = yellow,bold
+
+[case]
+case-input       = green
+case-parentheses = yellow
+case-condition   = bg:blue

zsh/.zshrc

@@ -60,21 +60,25 @@ export WORDCHARS='*?_[]~=&;!#$%^(){}'
 x-bash-backward-kill-word(){ WORDCHARS='' zle kill-word; }
 zle -N x-bash-backward-kill-word
 
-# Load antigen & plugins
+declare -A ZINIT
-ANTIGEN_LOG="$LOG_DIR/antigen-$(date -u --iso-8601=seconds | cut -d+ -f1).log"
+ZINIT[HOME_DIR]="$XDG_CACHE_HOME/zsh/zinit"
-antigen_src="$ADOTDIR/antigen.zsh"
+ZINIT[BIN_DIR]="${ZINIT[HOME_DIR]}/bin"
-if [ ! -f "$antigen_src" ]; then
+ZINIT[PLUGINS_DIR]="${ZINIT[HOME_DIR]}/plugins"
-    git clone https://github.com/zsh-users/antigen.git "$ADOTDIR"
+if [ ! -e "${ZINIT[HOME_DIR]}" ]; then
+    git clone https://github.com/zdharma/zinit.git "${ZINIT[HOME_DIR]}"
 fi
-source "$antigen_src"
+source "${ZINIT[HOME_DIR]}"/zinit.zsh
 
-antigen bundle zsh-users/zsh-completions
+zinit wait lucid light-mode for \
-antigen bundle zsh-users/zsh-autosuggestions
+ atinit"ZINIT[COMPINIT_OPTS]=-C; zicompinit; zicdreplay" \
-antigen bundle zsh-users/zsh-syntax-highlighting
+    zdharma/fast-syntax-highlighting \
-antigen bundle mafredri/zsh-async
+ blockf \
-antigen bundle agkozak/zsh-z
+    zsh-users/zsh-completions \
+ atload"!_zsh_autosuggest_start" \
+    zsh-users/zsh-autosuggestions
 
-antigen apply
+zinit light Aloxaf/fzf-tab
+zinit light agkozak/zsh-z
 
 # Vim mode!
 bindkey -v
@@ -114,41 +118,6 @@ ZSH_AUTOSUGGEST_USE_ASYNC=true
 ZSH_AUTOSUGGEST_BUFFER_MAX_SIZE=128
 ZSH_AUTOSUGGEST_CLEAR_WIDGETS=("${(@)ZSH_AUTOSUGGEST_CLEAR_WIDGETS:#(up|down)-line-or-history}")
 
-default='fg=12'
-prog='fg=blue'
-ZSH_HIGHLIGHT_STYLES=()
-ZSH_HIGHLIGHT_HIGHLIGHTERS=(main brackets root line)
-ZSH_HIGHLIGHT_STYLES[root]='bg=red'
-ZSH_HIGHLIGHT_STYLES[default]=$default
-ZSH_HIGHLIGHT_STYLES[arg0]=$prog
-ZSH_HIGHLIGHT_STYLES[unknown-token]='fg=red,bold'
-ZSH_HIGHLIGHT_STYLES[reserved-word]='fg=yellow'
-ZSH_HIGHLIGHT_STYLES[alias]=$prog
-ZSH_HIGHLIGHT_STYLES[suffix-alias]='fg=green'
-ZSH_HIGHLIGHT_STYLES[builtin]='fg=4'
-ZSH_HIGHLIGHT_STYLES[function]=$prog
-ZSH_HIGHLIGHT_STYLES[command]=$prog
-ZSH_HIGHLIGHT_STYLES[precommand]='fg=4'
-ZSH_HIGHLIGHT_STYLES[commandseparator]='fg=cyan'
-ZSH_HIGHLIGHT_STYLES[hashed-command]='fg=green'
-ZSH_HIGHLIGHT_STYLES[path]='fg=cyan'
-ZSH_HIGHLIGHT_STYLES[path_separator]='fg=cyan'
-ZSH_HIGHLIGHT_STYLES[path_prefix]='fg=208'
-ZSH_HIGHLIGHT_STYLES[globbing]='fg=red'
-ZSH_HIGHLIGHT_STYLES[comment]='fg=7'
-ZSH_HIGHLIGHT_STYLES[history-expansion]=$default
-ZSH_HIGHLIGHT_STYLES[single-hyphen-option]=$default
-ZSH_HIGHLIGHT_STYLES[double-hyphen-option]=$default
-ZSH_HIGHLIGHT_STYLES[back-quoted-argument]='fg=magenta'
-ZSH_HIGHLIGHT_STYLES[single-quoted-argument]='fg=yellow'
-ZSH_HIGHLIGHT_STYLES[double-quoted-argument]='fg=yellow'
-ZSH_HIGHLIGHT_STYLES[dollar-quoted-argument]='fg=yellow'
-ZSH_HIGHLIGHT_STYLES[dollar-double-quoted-argument]='fg=cyan'
-ZSH_HIGHLIGHT_STYLES[back-double-quoted-argument]='fg=cyan'
-ZSH_HIGHLIGHT_STYLES[back-dollar-quoted-argument]='fg=cyan'
-ZSH_HIGHLIGHT_STYLES[assign]='fg=green'
-ZSH_HIGHLIGHT_STYLES[redirection]='fg=cyan,bold'
-
 source "$XDG_CONFIG_HOME/aliases"
 
 # Load some manual plugins
@@ -156,18 +125,7 @@ source "$ZSH_DIR/plugins/sudo.zsh"
 source "$ZSH_DIR/plugins/fish-theme.zsh"
 source "$ZSH_DIR/plugins/git-rprompt.zsh"
 
-trysource() { [ -f "$1" ] && source "$1"; }
+trysource() { for f in "$@"; do source "$f" 2>/dev/null && return; done; }
-trysource /usr/share/fzf/key-bindings.zsh 2>&1 # Arch/sensible distros
+trysource /usr/share/fzf/key-bindings.zsh \
-trysource /usr/share/doc/fzf/examples/key-bindings.zsh 2>&1 # Debian, because Debian
+          /usr/share/doc/fzf/examples/key-bindings.zsh
-trysource /usr/share/doc/pkgfile/command-not-found.zsh 2>&1 # pkgfile on Arch
+trysource /usr/share/doc/pkgfile/command-not-found.zsh # pkgfile on Arch
-trysource /usr/share/z/z.sh
-
-# Completion initialisation
-autoload -U compinit bashcompinit
-compinit
-bashcompinit
-
-# gopass completion
-if exists gopass; then
-    source <(gopass completion bash)
-fi