Guardfile

require 'open3'
require 'colored'

notification :tmux,
  display_message: true

group :build do
  guard :shell do
    watch(/.*\.((l?hs)|cabal)$/) do |m|
      puts "Building hailstorm...".cyan
      cabal_command = "cabal build --ghc-options='-Wall'"
      Open3.popen3(cabal_command) do |_, stdout, stderr, wait_thr|
        if wait_thr.value != 0
          puts "FAILURE".red
          o = stdout.read
          e = stderr.read
          Notifier.notify("Build failed", {
            title: "Hailstorm",
            type: "failed"
          })
          puts o
          puts e.red
        else
          puts "SUCCESS".green
        end
      end
    end
  end
end

group :demo do
  guard :shell do
    watch(/\.store\/.*/) do |m|
      puts "Snapshot changed at #{Time.now.strftime("%I:%M:%S %p")}: #{m[0]}".cyan
      puts IO.read(m[0]).yellow
    end
  end
end