emulate -L zsh

[[ -n $1 ]] || exit 1

for p (${2:-${ZDOTDIR:-${_sev_home:-~/.zsh}}}/plugins/$1/*(N)) {
    for f (${p:t}.{plugin.zsh,zsh,sh}) {
        [[ -f $p$f ]] && source $p$f && break
    }
}