completions.zsh

. ~/.zsh/completions/_git-flow
zstyle ':completion::complete:*' use-cache on
zstyle ':completion::complete:*' cache-path ~/.zsh/cache/$HOST

zstyle ':completion:*' list-colors ${(s.:.)LS_COLORS}
zstyle ':completion:*' list-prompt '%SAt %p: Hit TAB for more, or the character to insert%s'
zstyle ':completion:*' menu select=1 _complete _ignored _approximate
zstyle -e ':completion:*:approximate:*' max-errors 'reply=( $(( ($#PREFIX+$#SUFFIX)/2 )) numeric )'
zstyle ':completion:*' select-prompt '%SScrolling active: current selection at %p%s'
zstyle ':completion:*:processes' command 'ps -axw'
zstyle ':completion:*:processes-names' command 'ps -awxho command'

# Completion Styles
zstyle ':completion:*:*:kill:*:processes' list-colors '=(#b) #([0-9]#)*=0=01;31'
# list of completers to use
zstyle ':completion:*::::' completer _expand _complete _ignored _approximate

# allow one error for every three characters typed in approximate completer
zstyle -e ':completion:*:approximate:*' max-errors 'reply=( $(( ($#PREFIX+$#SUFFIX)/2 )) numeric )'

# insert all expansions for expand completer
zstyle ':completion:*:expand:*' tag-order all-expansions

# NEW completion:
# 1. All /etc/hosts hostnames are in autocomplete
# 2. If you have a comment in /etc/hosts like #%foobar.domain,
#    then foobar.domain will show up in autocomplete!
# zstyle ':completion:*' hosts $(awk '/^[^#]/ {print $2 $3" "$4" "$5}' /etc/hosts | grep -v ip6- && grep "^#%" /etc/hosts | awk -F% '{print $2}') $(cat ~/.ssh/config|grep "Host "|cut -f2 -d " ")
zstyle ':completion:*' hosts $(cat ~/.ssh/config|grep "Host "|cut -f2 -d " ")

# formatting and messages
zstyle ':completion:*' verbose yes
zstyle ':completion:*:descriptions' format '%B%d%b'
zstyle ':completion:*:messages' format '%d'
zstyle ':completion:*:warnings' format 'No matches for: %d'
zstyle ':completion:*:corrections' format '%B%d (errors: %e)%b'
zstyle ':completion:*' group-name ''

# match uppercase from lowercase
zstyle ':completion:*' matcher-list 'm:{a-z}={A-Z}'

# offer indexes before parameters in subscripts
zstyle ':completion:*:*:-subscript-:*' tag-order indexes parameters

# command for process lists, the local web server details and host completion
#zstyle ':completion:*:processes' command 'ps -o pid,s,nice,stime,args'
#zstyle ':completion:*:urls' local 'www' '/var/www/htdocs' 'public_html'
zstyle '*' hosts $hosts

# Autocompletion for rake tasks
_rake_does_task_list_need_generating () {
  if [ ! -f .rake_tasks ]; then return 0;
  else
    accurate=$(stat -f%m .rake_tasks)
    changed=$(stat -f%m Rakefile)
    return $(expr $accurate '>=' $changed)
  fi
}

_rake () {
  if [ -f Rakefile ]; then
    if _rake_does_task_list_need_generating; then
      echo "\nGenerating .rake_tasks..." > /dev/stderr
      rake --silent --tasks | cut -d " " -f 2 > .rake_tasks
    fi
    compadd `cat .rake_tasks`
  fi
}

compdef _rake rake

source <(kubectl completion zsh)
source <(minikube completion zsh)