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ActionDispatch::DebugExceptions

This middleware is responsible for logging exceptions and showing a debugging page in case the request is local.

Public Class Methods

new(app, routes_app = nil) click to toggle source
# File lib/action_dispatch/middleware/debug_exceptions.rb, line 11
def initialize(app, routes_app = nil)
  @app        = app
  @routes_app = routes_app
end

Public Instance Methods

call(env) click to toggle source
# File lib/action_dispatch/middleware/debug_exceptions.rb, line 16
def call(env)
  _, headers, body = response = @app.call(env)

  if headers['X-Cascade'] == 'pass'
    body.close if body.respond_to?(:close)
    raise ActionController::RoutingError, "No route matches [#{env['REQUEST_METHOD']}] #{env['PATH_INFO'].inspect}"
  end

  response
rescue Exception => exception
  raise exception if env['action_dispatch.show_exceptions'] == false
  render_exception(env, exception)
end

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