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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/join_with_prefix.rb | |
parent | 781a8720577d0cafe2147f3a1b938db7bec31789 (diff) | |
download | puppet-stdlib-99a93d366f2e1efb977fcc8fe300d3d8357c8214.tar.gz puppet-stdlib-99a93d366f2e1efb977fcc8fe300d3d8357c8214.tar.bz2 |
Convert to module format.
Diffstat (limited to 'lib/puppet/parser/functions/join_with_prefix.rb')
-rw-r--r-- | lib/puppet/parser/functions/join_with_prefix.rb | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/lib/puppet/parser/functions/join_with_prefix.rb b/lib/puppet/parser/functions/join_with_prefix.rb new file mode 100644 index 0000000..8bf96d9 --- /dev/null +++ b/lib/puppet/parser/functions/join_with_prefix.rb @@ -0,0 +1,38 @@ +# +# join_with_prefix.rb +# + +module Puppet::Parser::Functions + newfunction(:join_with_prefix, :type => :rvalue, :doc => <<-EOS + EOS + ) do |arguments| + + # Technically we support three arguments but only first is mandatory ... + raise(Puppet::ParseError, "join(): Wrong number of arguments " + + "given (#{arguments.size} for 1)") if arguments.size < 1 + + array = arguments[0] + + unless array.is_a?(Array) + raise(Puppet::ParseError, 'join_with_prefix(): Requires ' + + 'array to work with') + end + + prefix = arguments[1] if arguments[1] + suffix = arguments[2] if arguments[2] + + if prefix and suffix + result = prefix + array.join(suffix + prefix) + elsif prefix and not suffix + result = array.collect { |i| prefix ? prefix + i : i } + elsif suffix and not prefix + result = array.join(suffix) + else + result = array.join + end + + return result + end +end + +# vim: set ts=2 sw=2 et : |