Created
April 7, 2011 10:52
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Configuration exercise from Scottish Ruby Conference
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class AppServer | |
attr_accessor :admin_password, :port | |
end | |
class Configuration | |
attr_accessor :tail_logs, :max_connections, :admin_password | |
def initialize | |
@app_server = AppServer.new | |
end | |
def app_server | |
yield @app_server if block_given? | |
@app_server | |
end | |
end | |
def configure | |
@config = Configuration.new | |
yield @config if block_given? | |
@config | |
end | |
configuration = configure do |config| | |
config.tail_logs = true | |
config.max_connections = 55 | |
config.admin_password = 'secret' | |
config.app_server do |app_server_config| | |
app_server_config.port = 8808 | |
app_server_config.admin_password = config.admin_password | |
end | |
end | |
puts configuration.class # => Configuration | |
puts configuration.tail_logs # => true | |
puts configuration.app_server.admin_password # => 'secret' | |
p configuration |
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