# add in zsh-completions
fpath=(/usr/local/share/zsh-completions $fpath)

autoload -U compinit && compinit                                                                                       
zmodload -i zsh/complist
# GRML style completion
# activate color-completion
zstyle ':completion:*:default'         list-colors ${(s.:.)LS_COLORS}

# format on completion
zstyle ':completion:*:descriptions'    format $'%{\e[0;31m%}completing %B%d%b%{\e[0m%}'

# automatically complete 'cd -<tab>' and 'cd -<ctrl-d>' with menu
# zstyle ':completion:*:*:cd:*:directory-stack' menu yes select

# insert all expansions for expand completer
zstyle ':completion:*:expand:*'        tag-order all-expansions
zstyle ':completion:*:history-words'   list false

# activate menu
zstyle ':completion:*:history-words'   menu yes

# ignore duplicate entries
zstyle ':completion:*:history-words'   remove-all-dups yes
zstyle ':completion:*:history-words'   stop yes

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

zstyle ':completion:*:matches'         group 'yes'
zstyle ':completion:*'                 group-name ''
if [[ "$NOMENU" -eq 0 ]] ; then
  # if there are more than 5 options allow selecting from a menu
  zstyle ':completion:*'               menu select=5
else
  # don't use any menus at all
  setopt no_auto_menu
fi

zstyle ':completion:*:messages'        format '%d'
zstyle ':completion:*:options'         auto-description '%d'

# describe options in full
zstyle ':completion:*:options'         description 'yes'

# complete manual by their section
zstyle ':completion:*:manuals'    separate-sections true
zstyle ':completion:*:manuals.*'  insert-sections   true
zstyle ':completion:*:man:*'      menu yes select

# Search path for sudo completion
zstyle ':completion:*:sudo:*' command-path /usr/local/sbin \
                                           /usr/local/bin  \
                                           /usr/sbin       \
                                           /usr/bin        \
                                           /sbin           \
                                           /bin            \
                                           /usr/X11R6/bin

# provide .. as a completion
zstyle ':completion:*' specal-dirs ..


zstyle ':completion::*:(m|)vim:*' ignored-patterns '*.(o|hex|elf|pyc|pdf|out|aux|toc|out|fls|bbl|synctex.gz|dvi|blg|fdb_latexmk)'

# ag tab complete
_ag() {
  if (( CURRENT == 2 )); then
    compadd $(cut -f 1 .git/tags tmp/tags 2>/dev/null | grep -v '!_TAG')
  fi
}

compdef _ag ag