oh-my-zsh/lib/completion.zsh

# fixme - the load process here seems a bit bizarre

unsetopt menu_complete   # do not autoselect the first completion entry
unsetopt flowcontrol
setopt auto_menu         # show completion menu on succesive tab press
setopt complete_in_word
setopt always_to_end

WORDCHARS=''

zmodload -i zsh/complist

## case-insensitive (all),partial-word and then substring completion
if [ "x$CASE_SENSITIVE" = "xtrue" ]; then
  zstyle ':completion:*' matcher-list 'r:|[._-]=* r:|=*' 'l:|=* r:|=*'
  unset CASE_SENSITIVE
else
  zstyle ':completion:*' matcher-list 'm:{a-zA-Z}={A-Za-z}' 'r:|[._-]=* r:|=*' 'l:|=* r:|=*'
fi

zstyle ':completion:*' list-colors ''

# should this be in keybindings?
bindkey -M menuselect '^o' accept-and-infer-next-history

zstyle ':completion:*:*:*:*:*' menu select
zstyle ':completion:*:*:kill:*:processes' list-colors '=(#b) #([0-9]#) ([0-9a-z-]#)*=01;34=0=01'
zstyle ':completion:*:*:*:*:processes' command "ps -u `whoami` -o pid,user,comm -w -w"

# disable named-directories autocompletion
zstyle ':completion:*:cd:*' tag-order local-directories directory-stack path-directories
cdpath=(.)

# use /etc/hosts and known_hosts for hostname completion
[ -r /etc/ssh/ssh_known_hosts ] && _global_ssh_hosts=(${${${${(f)"$(</etc/ssh/ssh_known_hosts)"}:#[\|]*}%%\ *}%%,*}) || _ssh_hosts=()
[ -r ~/.ssh/known_hosts ] && _ssh_hosts=(${${${${(f)"$(<$HOME/.ssh/known_hosts)"}:#[\|]*}%%\ *}%%,*}) || _ssh_hosts=()
[ -r ~/.ssh/config ] && _ssh_config=($(cat ~/.ssh/config | sed -ne 's/Host[=\t ]//p')) || _ssh_config=()
[ -r /etc/hosts ] && : ${(A)_etc_hosts:=${(s: :)${(ps:\t:)${${(f)~~"$(</etc/hosts)"}%%\#*}##[:blank:]#[^[:blank:]]#}}} || _etc_hosts=()
hosts=(
  "$_ssh_config[@]"
  "$_global_ssh_hosts[@]"
  "$_ssh_hosts[@]"
  "$_etc_hosts[@]"
  "$HOST"
  localhost
)
zstyle ':completion:*:hosts' hosts $hosts
zstyle ':completion:*' users off

# Use caching so that commands like apt and dpkg complete are useable
zstyle ':completion::complete:*' use-cache 1
zstyle ':completion::complete:*' cache-path ~/.oh-my-zsh/cache/

# Don't complete uninteresting users
zstyle ':completion:*:*:*:users' ignored-patterns \
        adm amanda apache avahi beaglidx bin cacti canna clamav daemon \
        dbus distcache dovecot fax ftp games gdm gkrellmd gopher \
        hacluster haldaemon halt hsqldb ident junkbust ldap lp mail \
        mailman mailnull mldonkey mysql nagios \
        named netdump news nfsnobody nobody nscd ntp nut nx openvpn \
        operator pcap postfix postgres privoxy pulse pvm quagga radvd \
        rpc rpcuser rpm shutdown squid sshd sync uucp vcsa xfs

# ... unless we really want to.
zstyle '*' single-ignored show

if [ "x$COMPLETION_WAITING_DOTS" = "xtrue" ]; then
  expand-or-complete-with-dots() {
    echo -n "\e[31m......\e[0m"
    zle expand-or-complete
    zle redisplay
  }
  zle -N expand-or-complete-with-dots
  bindkey "^I" expand-or-complete-with-dots
fi