# File lib/paperclip/io_adapters/registry.rb, line 7 def initialize @registered_handlers = [] end
# File lib/paperclip/io_adapters/registry.rb, line 28 def for(target) handler_for(target).new(target) end
# File lib/paperclip/io_adapters/registry.rb, line 15 def handler_for(target) @registered_handlers.each do |tester, handler| return handler if tester.call(target) end raise NoHandlerError.new("No handler found for #{target.inspect}") end
# File lib/paperclip/io_adapters/registry.rb, line 11 def register(handler_class, &block) @registered_handlers << [block, handler_class] end
# File lib/paperclip/io_adapters/registry.rb, line 22 def registered?(target) @registered_handlers.any? do |tester, handler| handler === target end end