watchr for c\ccp files and unit testing with Google Test Frameforwk

watchr.rb

ENV["WATCHR"] = "1"
system 'clear'

def run(cmd)
  puts(cmd)
  system(cmd)
end

def growl(result)
  message = result ? "OK" : "FAILED"
  growlnotify = `which notify-send`.chomp
  title = "Watchr Test Results"
  image = (result) ? ".watchr_images/passed.png" : ".watchr_images/failed.png"
  options = %("#{title}" "#{message}" -i #{File.expand_path(image)})
  system %(#{growlnotify} #{options} &)
end

watch( '(.+)(\.c|_test\.cpp|\.h)$' ) do |md|
  result = run("g++ #{md[1]}_test.cpp #{md[1]}.c -lgtest_main -lgtest -pthread -o #{md[1]}_test && ./#{md[1]}_test")
  growl result
  puts ("\n\n")
end