module ActiveAdmin::Helpers::Collection

Public Instance Methods

collection_is_empty?(c = collection) click to toggle source
# File lib/active_admin/helpers/collection.rb, line 16
def collection_is_empty?(c = collection)
  collection_size(c) == 0
end
collection_size(c = collection) click to toggle source
  1. removes ‘select` and `order` to prevent invalid SQL

  2. correctly handles the Hash returned when ‘group by` is used

# File lib/active_admin/helpers/collection.rb, line 7
def collection_size(c = collection)
  return c.count if c.is_a?(Array)
  return c.length if c.limit_value

  c = c.except :select, :order

  c.group_values.present? ? c.count.count : c.count
end