Neat! A bit ago, I wanted something similar, so I glued company and pcomplete in an Emacs eshell https://xenodium.com/eshell-pcomplete-company-completion https:

Neat! A bit ago, I wanted something similar, so I glued company and pcomplete in an Emacs eshell https://xenodium.com/eshell-pcomplete-company-completion https://xenodium.com/eshell-pcomplete-company-completion