Module: IdRegistryHelper

Included in:
ScavengerHunt::ApplicationHelper
Defined in:
app/helpers/id_registry_helper.rb

Overview

IDRegistryHelper ensures no ID's overlap on the page by keeping track of those that have been generated and providing iterations to them as things move forward

Instance Method Summary collapse

Instance Method Details

#id_for(string) ⇒ Object 



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# File 'app/helpers/id_registry_helper.rb', line 9

def id_for(string)
  original_id = id = string.parameterize
  i = 0
  while ids.include? id
    i = i.succ
    id = "#{original_id}-#{i}"
  end
  ids.add(id)
  id
end

#ids ⇒ Object 



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# File 'app/helpers/id_registry_helper.rb', line 5

def ids
  @ids ||= Set.new
end