Created
July 9, 2012 07:37
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Ruby configure blocks
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| # How Clearance / Hoptoad does it | |
| module Clearance | |
| class << self | |
| attr_accessor :configuration | |
| end | |
| def self.configure | |
| self.configuration ||= Configuration.new | |
| yield(configuration) | |
| end | |
| class Configuration | |
| attr_accessor :mailer_sender | |
| def initialize | |
| @mailer_sender = 'donotreply@example.com' | |
| end | |
| end | |
| end | |
| # to use | |
| Clearance.configure do |config| | |
| config.mailer_sender = 'donotreply@example.com' | |
| end | |
| # How Devise does it | |
| module Devise | |
| mattr_accessor :mailer_sender # requires active support | |
| @@mailer_sender = 'donotreply@example.com' | |
| class << self | |
| def setup | |
| yield self | |
| end | |
| end | |
| end | |
| # to use | |
| Devise.setup do |config| | |
| config.mailer_sender = 'donotreply@example.com' | |
| end | |
| # references: http://robots.thoughtbot.com/post/344833329/mygem-configure-block |
I solved this by moving this to my lib folder, but I wonder if there's a different solution.
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I have a little problem with this. As soon as I edit any file in my rails project all classes are reloaded and initializers aren't rerun, leaving my config empty.