diff options
author | Ken Barber <ken@bob.sh> | 2011-04-29 09:27:10 +0200 |
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committer | Ken Barber <ken@bob.sh> | 2011-04-30 15:59:31 +0200 |
commit | 99a93d366f2e1efb977fcc8fe300d3d8357c8214 (patch) | |
tree | fab7510323f123c83da6d7c6cae4fe9e3f2f1e27 /lib/puppet/parser/functions/size.rb | |
parent | 781a8720577d0cafe2147f3a1b938db7bec31789 (diff) |
Convert to module format.
Diffstat (limited to 'lib/puppet/parser/functions/size.rb')
-rw-r--r-- | lib/puppet/parser/functions/size.rb | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/lib/puppet/parser/functions/size.rb b/lib/puppet/parser/functions/size.rb new file mode 100644 index 0000000..aa4f4ad --- /dev/null +++ b/lib/puppet/parser/functions/size.rb @@ -0,0 +1,47 @@ +# +# size.rb +# + +# TODO(Krzysztof Wilczynski): Support for hashes would be nice too ... + +module Puppet::Parser::Functions + newfunction(:size, :type => :rvalue, :doc => <<-EOS + EOS + ) do |arguments| + + raise(Puppet::ParseError, "size(): Wrong number of arguments " + + "given (#{arguments.size} for 1)") if arguments.size < 1 + + item = arguments[0] + + if item.is_a?(String) + + begin + # + # Check whether your item is a numeric value or not ... + # This will take care about positive and/or negative numbers + # for both integer and floating-point values ... + # + # Please note that Puppet has no notion of hexadecimal + # nor octal numbers for its DSL at this point in time ... + # + Float(item) + + raise(Puppet::ParseError, 'size(): Requires either ' + + 'string or array to work with') + + rescue ArgumentError + result = item.size + end + + elsif item.is_a?(Array) + result = item.size + else + raise(Puppet::ParseError, 'size(): Unknown type given') + end + + return result + end +end + +# vim: set ts=2 sw=2 et : |