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| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | lib/observer.rb | 7 |
2 files changed, 9 insertions, 3 deletions
@@ -1,3 +1,8 @@ +Thu Nov 21 13:40:20 2013 Zachary Scott <e@zzak.io> + + * lib/observer.rb: [DOC] Clarify default observer method. + By @edward [Fixes GH-450] https://github.com/ruby/ruby/pull/450 + Thu Nov 21 13:32:53 2013 Zachary Scott <e@zzak.io> * ext/openssl/ossl_engine.c: [DOC] Documentation for OpenSSL::Engine diff --git a/lib/observer.rb b/lib/observer.rb index 3756794952..99610f7505 100644 --- a/lib/observer.rb +++ b/lib/observer.rb @@ -15,13 +15,14 @@ # module, which provides the methods for managing the associated observer # objects. # -# The observers must implement a method called +update+ to receive -# notifications. -# # The observable object must: # * assert that it has +#changed+ # * call +#notify_observers+ # +# An observer subscribes to updates using Observable#add_observer, which also +# specifies the method called via #notify_observers. The default method for +# #notify_observers is #update. +# # === Example # # The following example demonstrates this nicely. A +Ticker+, when run, |