instance method `modules_for_helpers`

Ruby on Rails 6.1.7.10

Since v3.0.20

Available in: v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

modules_for_helpers(modules_or_helper_prefixes)

Given an array of values like the ones accepted by helper, this method returns an array with the corresponding modules, in the same order.

Parameters

modules_or_helper_prefixes req

Source

# File actionpack/lib/abstract_controller/helpers.rb, line 168
      def modules_for_helpers(modules_or_helper_prefixes)
        modules_or_helper_prefixes.flatten.map! do |module_or_helper_prefix|
          case module_or_helper_prefix
          when Module
            module_or_helper_prefix
          when String, Symbol
            helper_prefix = module_or_helper_prefix.to_s
            helper_prefix = helper_prefix.camelize unless helper_prefix.start_with?(/[A-Z]/)
            "#{helper_prefix}Helper".constantize
          else
            raise ArgumentError, "helper must be a String, Symbol, or Module"
          end
        end
      end

Defined in actionpack/lib/abstract_controller/helpers.rb line 168 · View on GitHub · Improve this page · Find usages on GitHub

Defined in AbstractController::Helpers::ClassMethods

Signature

Parameters