34 lines
667 B
Ruby
34 lines
667 B
Ruby
module ActionDispatch
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# Provides callbacks to be executed before and after dispatching the request.
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class Callbacks
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include ActiveSupport::Callbacks
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define_callbacks :call
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class << self
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def before(*args, &block)
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set_callback(:call, :before, *args, &block)
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end
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def after(*args, &block)
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set_callback(:call, :after, *args, &block)
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end
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end
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def initialize(app)
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@app = app
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end
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def call(env)
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error = nil
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result = run_callbacks :call do
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begin
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@app.call(env)
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rescue => error
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end
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end
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raise error if error
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result
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end
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end
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end
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