# https://github.com/cofi/dotfiles/blob/master/zsh/auto_rehash

emulate -L zsh

rehash_preexec() {
    case "$1" in
        # debian
        *apt*|*apt-get*|*aptitude*)
            __rehash=1
            ;;
    esac
}

rehash_precmd() {
    if [[ -n __rehash ]]; then
        rehash
        unset __rehash
    fi
}
typeset -ga preexec_functions
typeset -ga precmd_functions
preexec_functions+=rehash_preexec
precmd_functions+=rehash_precmd