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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 |
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