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rkh/gist:1900123

Created February 24, 2012 10:59
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gistfile1.rb
class TrackMiddleware
def initialize(app, key = "track.middleware") @app, @key = app, key end
def call(env) app.call env.merge(@key => @app) end
end
use TrackMiddleware
map('/') { ... }
...
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