m040601 [1] filed a deletion request for handlr [2]: Tool at, https://github.com/chmln/handlr, was abandoned five years ago. There is an official Arch package with the maintained tool https://github.com/Anomalocaridid/handlr-regex . This PKGBUILD is only confusing AUR users. Read the comments section.
[1] https://aur.archlinux.org/account/m040601/ [2] https://aur.archlinux.org/pkgbase/handlr/
