ohmyzsh/plugins/direnv/direnv.plugin.zsh

_direnv_hook() {
  trap -- '' SIGINT;
  eval "$(direnv export zsh)";
  trap - SIGINT;
}
typeset -ag precmd_functions;
if [[ -z ${precmd_functions[(r)_direnv_hook]} ]]; then
  precmd_functions=( _direnv_hook ${precmd_functions[@]} )
fi
typeset -ag chpwd_functions;
if [[ -z ${chpwd_functions[(r)_direnv_hook]} ]]; then
  chpwd_functions=( _direnv_hook ${chpwd_functions[@]} )
fi