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roryokane/implementation_in_class.rb

Forked from jcasimir/gist:3247167
Created August 3, 2012 17:51
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refactoring posted code by creating Enumerable#find_mapped
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implementation_in_class.rb
LOOKUP_CHAIN = [:params, :user, :session, :http, :default]
def self.set_by(inputs)
LOOKUP_CHAIN.find_mapped do |lookup|
locale = send("by_#{lookup}", inputs[lookup])
end
end
Raw
monkey_patches.rb
module Enumerable
def find_mapped
result = nil
self.each do |lookup|
result = yield(lookup)
break if result
end
return result
end
end
@roryokane
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find_mapped could have an ifnone parameter added, like find has. See find’s documentation.

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