Contents

module Rubycritic

  module ActiveSupport
    def constantize(camel_cased_word)
      names = camel_cased_word.split('::')

      # Trigger a built-in NameError exception including the ill-formed constant in the message.
      Object.const_get(camel_cased_word) if names.empty?

      # Remove the first blank element in case of '::ClassName' notation.
      names.shift if names.size > 1 && names.first.empty?

      names.inject(Object) do |constant, name|
        if constant == Object
          constant.const_get(name)
        else
          candidate = constant.const_get(name)
          next candidate if constant.const_defined?(name, false)
          next candidate unless Object.const_defined?(name)

          # Go down the ancestors to check it it's owned
          # directly before we reach Object or the end of ancestors.
          constant = constant.ancestors.inject do |const, ancestor|
            break const    if ancestor == Object
            break ancestor if ancestor.const_defined?(name, false)
            const
          end

          # owner is in Object, so raise
          constant.const_get(name, false)
        end
      end
    end
  end

end

Version data entries

9 entries across 9 versions & 1 rubygems

Version	Path
rubycritic-0.0.14	lib/rubycritic/active_support/methods.rb
rubycritic-0.0.13	lib/rubycritic/active_support/methods.rb
rubycritic-0.0.12	lib/rubycritic/active_support/methods.rb
rubycritic-0.0.11	lib/rubycritic/active_support/methods.rb
rubycritic-0.0.10	lib/rubycritic/active_support/methods.rb
rubycritic-0.0.9	lib/rubycritic/active_support/methods.rb
rubycritic-0.0.8	lib/rubycritic/active_support/methods.rb
rubycritic-0.0.7	lib/rubycritic/active_support/methods.rb
rubycritic-0.0.6	lib/rubycritic/active_support/methods.rb