ActiveSupport::ArrayInquirer
class ActiveSupport::ArrayInquirer
Wrapping an array in an ArrayInquirer
gives a friendlier way to check its string-like contents:
variants = ActiveSupport::ArrayInquirer.new([:phone, :tablet]) variants.phone? # => true variants.tablet? # => true variants.desktop? # => false
Public Instance Methods
Passes each element of candidates
collection to ArrayInquirer collection- The method returns true if any element from the ArrayInquirer collection is equal to the stringified or symbolized form of any element in the candidates
collection.
If candidates
collection is not given, method returns true.
variants = ActiveSupport::ArrayInquirer.new([:phone, :tablet]) variants.any? # => true variants.any?(:phone, :tablet) # => true variants.any?('phone', 'desktop') # => true variants.any?(:desktop, :watch) # => false
Calls superclass method
# File activesupport/lib/active_support/array_inquirer.rb, line 23 def any?(*candidates) if candidates.none? super else candidates.any? do |candidate| include?(candidate.to_sym) || include?(candidate.to_s) end end end
© 2004–2017 David Heinemeier Hansson
Licensed under the MIT License.