lf.nix

let lfopen = substituteAll {
    src = ./files/lfopen;
    isExecutable = true;
    dir = "bin";
    path = makeBinPath [ coreutils lf config.programs.alacritty.package ];
  };

lfopen.sh

#!@shell@
# shellcheck shell=bash
# vim: ft=sh

PATH="@path@:$PATH"
set -e
set -u
set -o pipefail

wd=${1:-$PWD}
temp=$(mktemp -d -t lfopen.XXXXXXXXXX)
cleanup() {
	[[ -d $temp ]] && rm -rf "$temp"
}
trap cleanup EXIT

chan="$temp/ch"
mkfifo "$chan"

cat "$chan" &
alacritty --class lf --title "lf: $wd" --working-directory "$wd" \
	-e lf -selection-path "$chan"

[ -f "$chan" ] && rm "$chan"
# kill $!