Puppet Function: values

Defined in:
puppet/modules/stdlib/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 'puppet/modules/stdlib/lib/puppet/parser/functions/values.rb', line 6

newfunction(:values, :type => :rvalue, :doc => <<-EOS
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]
  EOS
) do |arguments|

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

  hash = arguments[0]

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

  result = hash.values

  return result
end