Module: Cucumber::Constantize

Included in:
Cucumber::Cli::Configuration, Configuration, Runtime::SupportCode
Defined in:
lib/cucumber/constantize.rb

Overview

:nodoc:

Instance Method Summary collapse

Instance Method Details

#constantize(camel_cased_word) ⇒ Object


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# File 'lib/cucumber/constantize.rb', line 6

def constantize(camel_cased_word)
  try = 0
  begin
    try += 1
    names = camel_cased_word.split('::')
    names.shift if names.empty? || names.first.empty?

    constant = ::Object
    names.each do |name|
      constant = constantize_name(constant, name)
    end
    constant
  rescue NameError => e
    require underscore(camel_cased_word)
    if try < 2
      retry
    else
      raise e
    end
  end
end

#underscore(camel_cased_word) ⇒ Object

Snagged from active_support


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# File 'lib/cucumber/constantize.rb', line 29

def underscore(camel_cased_word)
  camel_cased_word.to_s.gsub(/::/, '/')
                  .gsub(/([A-Z]+)([A-Z][a-z])/, '\1_\2')
                  .gsub(/([a-z\d])([A-Z])/, '\1_\2')
                  .tr('-', '_')
                  .downcase
end