Mercurial > repos > other > Puppet
comparison modules/stdlib/lib/puppet/parser/functions/any2bool.rb @ 272:c42fb28cff86
Update to a newer Python module
This also pulls in an EPEL module (which we don't use) and a newer
stdlib version.
author | IBBoard <dev@ibboard.co.uk> |
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date | Fri, 03 Jan 2020 19:56:04 +0000 |
parents | |
children | d9352a684e62 |
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271:c62728474654 | 272:c42fb28cff86 |
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1 # | |
2 # any2bool.rb | |
3 # | |
4 module Puppet::Parser::Functions | |
5 newfunction(:any2bool, :type => :rvalue, :doc => <<-DOC | |
6 This converts 'anything' to a boolean. In practise it does the following: | |
7 | |
8 * Strings such as Y,y,1,T,t,TRUE,yes,'true' will return true | |
9 * Strings such as 0,F,f,N,n,FALSE,no,'false' will return false | |
10 * Booleans will just return their original value | |
11 * Number (or a string representation of a number) > 0 will return true, otherwise false | |
12 * undef will return false | |
13 * Anything else will return true | |
14 DOC | |
15 ) do |arguments| | |
16 | |
17 raise(Puppet::ParseError, "any2bool(): Wrong number of arguments given (#{arguments.size} for 1)") if arguments.empty? | |
18 | |
19 # If argument is already Boolean, return it | |
20 if !!arguments[0] == arguments[0] # rubocop:disable Style/DoubleNegation : Could not find a better way to check if a boolean | |
21 return arguments[0] | |
22 end | |
23 | |
24 arg = arguments[0] | |
25 | |
26 if arg.nil? | |
27 return false | |
28 end | |
29 | |
30 if arg == :undef | |
31 return false | |
32 end | |
33 | |
34 valid_float = begin | |
35 !!Float(arg) # rubocop:disable Style/DoubleNegation : Could not find a better way to check if a boolean | |
36 rescue | |
37 false | |
38 end | |
39 | |
40 if arg.is_a?(Numeric) | |
41 return function_num2bool([arguments[0]]) | |
42 end | |
43 | |
44 if arg.is_a?(String) | |
45 return function_num2bool([arguments[0]]) if valid_float | |
46 return function_str2bool([arguments[0]]) | |
47 end | |
48 | |
49 return true | |
50 end | |
51 end | |
52 | |
53 # vim: set ts=2 sw=2 et : |