dotfiles/zsh/completion.zsh

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# http://zsh.sourceforge.net/Doc/Release/Completion-System.html
# https://github.com/robbyrussell/oh-my-zsh/blob/master/lib/completion.zsh
# load fancier completion menu which (most notably) supports `list-colors`
zmodload zsh/complist
zstyle ':completion:*' menu select
# show even more completion results
zstyle ':completion:*' verbose yes
zstyle ':completion::complete:*' use-cache yes
zstyle ':completion::complete:*' cache-path "$ZSH_CACHE_DIR"
# group completion result based on their categories
zstyle ':completion:*' group-name ''
# format for displaying category names
zstyle ':completion:*:descriptions' format '%F{yellow}[%d]%f'
# Sometimes zsh completion authors for whatever reason add descriptions for
# option values, but don't do describe the options themselves (e.g. ffmpeg,
# some options for GCC). In such cases description of an option can be inferred
# from the description of its value. That's the purpose of `auto-description`.
zstyle ':completion:*:options' auto-description '%d'
# case insensitive (all), partial-word and substring completion
zstyle ':completion:*' matcher-list 'm:{a-zA-Z-_}={A-Za-z_-}' 'r:|=*' 'l:|=* r:|=*'
zstyle ':completion:*' list-dirs-first yes
# complete . and .. directories
# This is very useful when I just want to quickly look around inside a
# directory without running `ls`
zstyle ':completion:*' special-dirs yes
if [[ -n "$LS_COLORS" ]]; then
zstyle ':completion:*' list-colors "${(@s.:.)LS_COLORS}"
fi
zstyle ':completion:*:processes' command "ps xo pid,user,cmd"
zstyle ':completion:*:processes-names' command "ps xho comm="
zstyle ':completion:*:processes' force-list always
_completion_get_hosts() {
print localhost
if [[ -f ~/.ssh/config ]]; then
awk "match(\$0, /^Host[[:blank:]]*/) { print substr(\$0, RLENGTH+1); }" ~/.ssh/config
fi
}
zstyle -e ':completion:*:hosts' hosts 'reply=("${(@f)$(_completion_get_hosts)}")
'