Class: ExceptionNotifier

Inherits:

Object

• Object
• ExceptionNotifier

show all

Defined in:

lib/exception_notifier.rb,
lib/exception_notifier/notifier.rb

Defined Under Namespace

Classes: Notifier

Class Method Summary (collapse)

• + (Object) background_options
• + (Object) default_ignore_exceptions
• + (Object) with(options = {}, &block)

Instance Method Summary (collapse)

• - (Object) call(env)
• - (ExceptionNotifier) initialize(app, options = {}) constructor

  A new instance of ExceptionNotifier.

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# File 'lib/exception_notifier.rb', line 28

def initialize(app, options = {})
  @app, @options = app, options
  @options[:ignore_exceptions] ||= self.class.default_ignore_exceptions
end

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# File 'lib/exception_notifier.rb', line 14

def background_options
  @background_options ||= Rails.application.middleware.find { |klass| klass == ExceptionNotifier }.args.first rescue {}
end

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# File 'lib/exception_notifier.rb', line 6

def default_ignore_exceptions
  [].tap do |exceptions|
    exceptions << ActiveRecord::RecordNotFound if defined? ActiveRecord
    exceptions << AbstractController::ActionNotFound if defined? AbstractController
    exceptions << ActionController::RoutingError if defined? ActionController
  end
end

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# File 'lib/exception_notifier.rb', line 18

def with(options = {}, &block)
  block.call
rescue Exception => exception
  unless Array.wrap(background_options[:ignore_exceptions]).include?(exception.class)
    Notifier.background_exception_notification(exception, options).deliver
  end
  raise exception
end

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# File 'lib/exception_notifier.rb', line 33

def call(env)
  @app.call(env)
rescue Exception => exception
  options = (env['exception_notifier.options'] ||= {})
  options.reverse_merge!(@options)

  unless Array.wrap(options[:ignore_exceptions]).include?(exception.class)
    Notifier.exception_notification(env, exception).deliver
    env['exception_notifier.delivered'] = true
  end

  raise exception
end