examples/stream.rb in travis-1.11.1 vs examples/stream.rb in travis-1.12.0

@@ -1,6 +1,8 @@
+# frozen_string_literal: true
+
 require 'travis'
 
 Travis.listen do |listener|
-  listener.on("job:started")  { |e| puts "job started for #{e.repository.slug}"  }
-  listener.on("job:finished") { |e| puts "job finished for #{e.repository.slug}" }
-end
\ No newline at end of file
+  listener.on('job:started')  { |e| puts "job started for #{e.repository.slug}"  }
+  listener.on('job:finished') { |e| puts "job finished for #{e.repository.slug}" }
+end