blob: b57431d318b3d4e6e59d4f93ef1299fa589ceea8 (
plain)
1
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
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
#
# unique.rb
#
module Puppet::Parser::Functions
newfunction(:unique, :type => :rvalue, :doc => <<-EOS
This function will remove duplicates from strings and arrays.
*Examples:*
unique("aabbcc")
Will return:
abc
You can also use this with arrays:
unique(["a","a","b","b","c","c"])
This returns:
["a","b","c"]
EOS
) do |arguments|
raise(Puppet::ParseError, "unique(): Wrong number of arguments given (#{arguments.size} for 1)") if arguments.size < 1
value = arguments[0]
unless value.is_a?(Array) || value.is_a?(String)
raise(Puppet::ParseError, 'unique(): Requires either array or string to work with')
end
result = value.clone
string = value.is_a?(String) ? true : false
# We turn any string value into an array to be able to shuffle ...
result = string ? result.split('') : result
result = result.uniq # Remove duplicates ...
result = string ? result.join : result
return result
end
end
# vim: set ts=2 sw=2 et :
|
