rake -g spec:recent

rspec_recent.rake

#save to ~/.rake/rspec_recent.rake
@usage: `rake -g spec:recent`

# Grab recently touched specs
#from: http://nullcreations.net/entries/general/rspec-on-rails-rake-task-for-recent-specs
#TODO: should this grab list from svn? affter we remove externals?
def recent_specs(touched_since)
  recent_specs = FileList['app/**/*'].map do |path|

    if File.mtime(path) > touched_since
      spec = File.join('spec', File.dirname(path).split("/")[1..-1].join('/'),
        "#{File.basename(path, ".*")}_spec.rb")
      spec if File.exists?(spec)
    end
  end.compact

  recent_specs += FileList['spec/**/*_spec.rb'].select do |path| 
    File.mtime(path) > touched_since 
  end
  recent_specs.uniq
end

#TODO: Add ability to pass in touched_since from command line
desc 'Run specs for files which have changed in the last 60 min.'
Spec::Rake::SpecTask.new("spec:recent") do |t|
  t.spec_opts = ["--format","specdoc","--color"]
  t.spec_files = recent_specs(Time.now - 360) # 60 min.
end