Module: EmberRailsFlash::FlashInHeader

Defined in:
lib/ember-rails-flash/flash_in_header.rb

Overview

include this in your top-level controller (ApplicationController)

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(controller) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/ember-rails-flash/flash_in_header.rb', line 4

def self.included(controller)
  raise(ArgumentError, "#{self} must be included in a controller") unless controller.respond_to?(:after_filter)
  controller.after_filter :add_flash_to_header_if_xhr
end

Instance Method Details

#add_flash_to_header_if_xhr ⇒ Object 



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# File 'lib/ember-rails-flash/flash_in_header.rb', line 9

def add_flash_to_header_if_xhr
  if request.xhr?
    flash.each do |severity, message|
      response.headers["X-Flash-#{severity.to_s.classify}"] = message
    end
    # make sure flash does not appear on the next page
    flash.discard
  end
end