instance method `parent_name`

Ruby on Rails 4.0.13

Since v3.0.20 Last seen in v6.0.6

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

Compare with:

parent_name()

Returns the name of the module containing this one.

M::N.parent_name # => "M"

Source

# File activesupport/lib/active_support/core_ext/module/introspection.rb, line 7
  def parent_name
    if defined? @parent_name
      @parent_name
    else
      @parent_name = name =~ /::[^:]+\Z/ ? $`.freeze : nil
    end
  end

Defined in activesupport/lib/active_support/core_ext/module/introspection.rb line 7 · View on GitHub · Improve this page · Find usages on GitHub

Defined in Module

Signature