class Tkdiff < Formula desc "Graphical side by side diff utility" homepage "https://tkdiff.sourceforge.io/" url "https://downloads.sourceforge.net/project/tkdiff/tkdiff/4.3.1/tkdiff-4-3-1.zip" version "4.3.1" sha256 "832da430a66be06e7406edd620c10ac922f16b00d071334d4b9c8267f640901f" bottle :unneeded def install bin.install "tkdiff" end test do system "#{bin}/tkdiff", "--help" end end