Puppet Function: values

Defined in:
lib/puppet/parser/functions/values.rb
Function type:
Ruby 3.x API

Overview

values() ⇒ Any

When given a hash this function will return the values of that hash.

Examples:

$hash = {
  'a' => 1,
  'b' => 2,
  'c' => 3,
}
values($hash)

This example would return:

[1,2,3]

Returns:

  • (Any) 


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# File 'lib/puppet/parser/functions/values.rb', line 5

newfunction(:values, :type => :rvalue, :doc => <<-DOC
  When given a hash this function will return the values of that hash.

  *Examples:*

      $hash = {
        'a' => 1,
        'b' => 2,
        'c' => 3,
      }
      values($hash)

  This example would return:

      [1,2,3]
  DOC
           ) do |arguments|

  raise(Puppet::ParseError, "values(): Wrong number of arguments given (#{arguments.size} for 1)") if arguments.empty?

  hash = arguments[0]

  unless hash.is_a?(Hash)
    raise(Puppet::ParseError, 'values(): Requires hash to work with')
  end

  result = hash.values

  return result
end