function __post_review_opts(){
    post-review --help | grep -E "^ *-" | \
        awk '/^ *--/ { gsub(/=.*/, "") ; print $1 }
             /^ *-[^-]/ {
                gsub(/=.*/, "") ;
                gsub(/,/, "") ;
                print $1 "\n" $2
            }' | grep -v ID
}

which post-review >/dev/null 2>&1 && complete -W "$(__post_review_opts)" -o default post-review

# vim:filetype=sh