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run proc { |env| [200, {'Content-Type' => 'text/plain'}, ['a']] }
Size: a a a
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run proc { |env| [200, {'Content-Type' => 'text/plain'}, ['a']] }
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Config File Syntax
The config file is config.ru if none is specified.
Handling of config files depends on whether it’s .ru, or something else. It’s important to define the application that rackup will run correctly; failure to do so will result in mysterious runtime errors!
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run proc { |env| [200, {'Content-Type' => 'text/plain'}, ['a']] }
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