Guardfile

# A sample Guardfile
# More info at https://github.com/guard/guard#readme

## Uncomment and set this to only include directories you want to watch
# directories %w(app lib config test spec feature)

## Uncomment to clear the screen before every task
# clearing :on

guard :minitest do
  # with Minitest::Unit
  # watch(%r{^test/(.*)\/?test_(.*)\.rb$})
  # watch(%r{^lib/(.*/)?([^/]+)\.rb$})     { |m| "test/#{m[1]}test_#{m[2]}.rb" }
  # watch(%r{^test/test_helper\.rb$})      { 'test' }

  # with Minitest::Spec
  watch(%r{^spec/(.*)_spec\.rb$})
  watch(%r{^lib/(.+)\.rb$})         { 'spec' }
  # watch(%r{^lib/(.+)\.rb$})         { |m| "spec/#{m[1]}_spec.rb" }
  watch(%r{^spec/spec_helper\.rb$}) { 'spec' }
end

guard :rubocop do
  watch(/.+\.rb$/)
  watch(%r{(?:.+/)?\.rubocop\.yml$}) { |m| File.dirname(m[0]) }
end