Class: CorrelationId::Middleware::Rack

Inherits:
Object
  • Object
show all
Defined in:
lib/correlation_id/middleware/rack.rb

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ Rack

Returns a new instance of Rack.



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# File 'lib/correlation_id/middleware/rack.rb', line 4

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/correlation_id/middleware/rack.rb', line 8

def call(env)
  CorrelationId.uuid = header_from_env(env)

  status, headers, body = @app.call(env)

  headers = headers.merge(HEADER_KEY => CorrelationId.uuid)
  [status, headers, body]
end