autowatchr.rb

#!/usr/bin/env ruby

begin
  require 'rev'
rescue LoadError
  puts "############## WARNING!!! ##############"
  puts "You do not have the rev gem installed.\nIt is highly recommended to install this."
  puts "The rev gem uses filesystem events rather than cpu polling to see if files have changed."
  puts "\n"
  puts "Please run `gem install rev` to install"
  puts "\n"
  puts "########################################"
end

puts "\n### Watching specs###\n"
 
def cmd() 'rspec '; end
 
def run_all_specs
  system(cmd + 'spec')
end
 
def run_spec(spec)
  if File.exists?(spec)
    system "clear"
    puts "Running #{spec}"
    system(cmd + spec)
  else
    puts "Cannot find spec file #{spec}"
  end
end

watch('^spec\/.*\/.*_spec\.rb') {|md| run_spec(md[0]) }
watch('^spec\/.*_spec\.rb') {|md| run_spec(md[0]) }
watch('^lib/(.*)\.rb') {|md| run_spec("spec/#{md[1]}_spec.rb") }
watch('^lib/.*\/(.*)\.rb') {|md| run_spec("spec/#{md[1]}_spec.rb") }

# Ctrl-\
Signal.trap('QUIT') do
  puts "\n### Running all specs###\n"
  run_all_specs
end
       
# Ctrl-C
Signal.trap('INT') { abort("\n") }.rb