add Guardfile and deps for continuous testing

- leave dependency group commented by default
- add instructions for disabling notifications

2 files changed, 17 insertions, 12 deletions

diff --git a/Gemfile b/Gemfile
index 02ada206..efb0d3ce 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,10 +1,12 @@
 source 'https://rubygems.org'
 
-group :development do
-  gem 'guard'
-  gem 'guard-test'
-  gem 'libnotify'
-  gem 'listen', :github => 'guard/listen'
-end
-
 gemspec
+
+# enable this group to use Guard for continuous testing
+# after removing comments, run `bundle install` then `guard` 
+#group :guardtest do
+#  gem 'guard'
+#  gem 'guard-test'
+#  gem 'libnotify'
+#  gem 'listen', :github => 'guard/listen'
+#end
diff --git a/Guardfile b/Guardfile
index 35f12b78..be32090e 100644
--- a/Guardfile
+++ b/Guardfile
@@ -1,6 +1,5 @@
-# A sample Guardfile
-# More info at https://github.com/guard/guard#readme
-
+# use `guard start -n f` to disable notifications
+# or set the environment variable GUARD_NOTIFY=false
 notification :libnotify,
   :display_message => true,
   :timeout => 5, # in seconds
@@ -9,7 +8,11 @@ notification :libnotify,
   :urgency => :critical
 
 guard :test do
-  watch(%r{^lib/(.+)\.rb$})     { |m| "test/#{m[1]}_test.rb" }
+  watch(%r{^lib/(.+)\.rb$}) do |m|
+    "test/#{m[1]}_test.rb"
+  end
   watch(%r{^test.+_test\.rb$})
-  watch('test/test_helper.rb')  { "test" }
+  watch('test/test_helper.rb') do
+    "test"
+  end
 end