Sha256: 78e2582e6116337c97596c03ac871c77181319ef5f58835aaac35c73d04ab451

Contents?: true

Size: 787 Bytes

Versions: 12

Compression:

Stored size: 787 Bytes

Contents

class Rack::App::ErrorHandler

  attr_reader :handlers

  def initialize
    @handlers = {}
  end

  def register_handler(exception_classes, handler_block)
    exception_classes.each do |exception_class|
      @handlers[exception_class]= handler_block
    end
    nil
  end

  def execute_with_error_handling_for(instance, endpoint_method_name)
    instance.__send__(endpoint_method_name)
  rescue *[Exception, @handlers.keys].flatten => ex
    instance.instance_exec(ex, &get_handler(ex))
  end

  protected

  def get_handler(ex)
    explicit(ex) || parent(ex) || raise(ex)
  end

  def explicit(ex)
    @handlers[ex.class]
  end

  def parent(ex)
    handler = @handlers.find { |exception_class, _| ex.class <= exception_class }
    return handler.nil? ? nil : handler.last
  end

end

Version data entries

12 entries across 12 versions & 1 rubygems

Version Path
rack-app-4.0.1 lib/rack/app/error_handler.rb
rack-app-3.6.0 lib/rack/app/error_handler.rb
rack-app-3.5.2 lib/rack/app/error_handler.rb
rack-app-3.5.1 lib/rack/app/error_handler.rb
rack-app-3.5.0 lib/rack/app/error_handler.rb
rack-app-3.4.0 lib/rack/app/error_handler.rb
rack-app-3.3.0 lib/rack/app/error_handler.rb
rack-app-3.2.1 lib/rack/app/error_handler.rb
rack-app-3.2.0 lib/rack/app/error_handler.rb
rack-app-3.1.0 lib/rack/app/error_handler.rb
rack-app-3.0.0 lib/rack/app/error_handler.rb
rack-app-3.0.0.delta lib/rack/app/error_handler.rb