Puppet Function: prefix_and_suffix

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

Overview

prefix_and_suffix() ⇒ Any

This function applies a prefix and a suffix to all elements in an array.

Returns:

  • (Any) 


2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
 
# File 'lib/puppet/parser/functions/prefix_and_suffix.rb', line 2

newfunction(:prefix_and_suffix, :type => :rvalue, :doc => <<-EOS
This function applies a prefix and a suffix to all elements in an array.
EOS
) do |args|

  raise(Puppet::ParseError, 
        "prefix_and_suffix(): Wrong number or arguments, requires 3") if args.size != 3
  arr = args[0]
  
  unless arr.is_a?(Array)
    raise Puppet::ParseError, "prefix_and_suffix(): first argument must be an array"
  end

  prefix = args[1]
  
  unless prefix.is_a?(String)
    raise Puppet::ParseError, "prefix_and_suffix(): prefix must be a string"
  end

  suffix = args[2]

  unless suffix.is_a?(String)
    raise Puppet::ParseError, "prefix_and_suffix(): suffix must be a string"
  end

  return arr.map { |n| "#{prefix}#{n}#{suffix}" }
end