Puppet Function: to_ruby

Defined in:
vendor_modules/stdlib/lib/puppet/functions/to_ruby.rb
Function type:
Ruby 4.x API

Summary

Convert an object into a String containing its Ruby representation

Overview

to_ruby(Any $object) ⇒ String

Examples:

how to output Ruby

# output Ruby to a file
$listen = '0.0.0.0'
$port = 8000
file { '/opt/acme/etc/settings.rb':
  content => inline_epp(@("SETTINGS")),
    LISTEN = <%= $listen.to_ruby %>
    PORT = <%= $mailserver.to_ruby %>
    | SETTINGS
}

Parameters:

  • object (Any) —

    The object to be converted

Returns:

  • (String) —

    The String representation of the object



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# File 'vendor_modules/stdlib/lib/puppet/functions/to_ruby.rb', line 17

Puppet::Functions.create_function(:to_ruby) do
  # @param object
  #   The object to be converted
  #
  # @return [String]
  #   The String representation of the object
  dispatch :to_ruby do
    param 'Any', :object
  end

  def to_ruby(object)
    serialized = Puppet::Pops::Serialization::ToDataConverter.convert(object, rich_data: true)
    serialized_to_ruby(serialized)
  end

  def serialized_to_ruby(serialized)
    case serialized
    when Array then "[#{serialized.map { |x| serialized_to_ruby(x) }.join(', ')}]"
    when Hash then "{#{serialized.map { |k, v| "#{serialized_to_ruby(k)} => #{serialized_to_ruby(v)}" }.join(', ')}}"
    else serialized.inspect
    end
  end
end