From 287a34ae0dfc23e4158f67cb7783d239f202c368 Mon Sep 17 00:00:00 2001 From: nobu Date: Fri, 6 Mar 2009 03:56:38 +0000 Subject: * {ext,lib,test}/**/*.rb: removed trailing spaces. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22784 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- lib/observer.rb | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) (limited to 'lib/observer.rb') diff --git a/lib/observer.rb b/lib/observer.rb index 472a154395..ee3f01b793 100644 --- a/lib/observer.rb +++ b/lib/observer.rb @@ -7,7 +7,7 @@ # # The Observer pattern, also known as Publish/Subscribe, provides a simple # mechanism for one object to inform a set of interested third-party objects -# when its state changes. +# when its state changes. # # == Mechanism # @@ -39,14 +39,14 @@ # contracts are correct, nothing else can warn you. # # require "observer" -# +# # class Ticker ### Periodically fetch a stock price. # include Observable -# +# # def initialize(symbol) # @symbol = symbol # end -# +# # def run # lastPrice = nil # loop do @@ -67,14 +67,14 @@ # 60 + rand(80) # end # end -# +# # class Warner ### An abstract observer of Ticker objects. # def initialize(ticker, limit) # @limit = limit # ticker.add_observer(self) # end # end -# +# # class WarnLow < Warner # def update(time, price) # callback for observer # if price < @limit @@ -82,7 +82,7 @@ # end # end # end -# +# # class WarnHigh < Warner # def update(time, price) # callback for observer # if price > @limit -- cgit v1.2.3