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author | Martin Hellmich <mhellmic@gmail.com> | 2013-04-22 23:24:38 +0200 |
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committer | Martin Hellmich <mhellmic@gmail.com> | 2013-04-22 23:24:38 +0200 |
commit | 89bceb2821d82c64434e6529de48ec7d7389a13e (patch) | |
tree | 28378bbd407cae78abbff2a1fc86349db9d58c0b /lib/puppet/parser/functions/suffix.rb | |
parent | 0c622b2e30333f26103a4440a888d440cf455c9c (diff) | |
parent | bebecd33783b483f6af059e311b9631d3a3336cc (diff) |
Merge branch 'master' of git://github.com/puppetlabs/puppetlabs-stdlib
Diffstat (limited to 'lib/puppet/parser/functions/suffix.rb')
-rw-r--r-- | lib/puppet/parser/functions/suffix.rb | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/lib/puppet/parser/functions/suffix.rb b/lib/puppet/parser/functions/suffix.rb new file mode 100644 index 0000000..f7792d6 --- /dev/null +++ b/lib/puppet/parser/functions/suffix.rb @@ -0,0 +1,45 @@ +# +# suffix.rb +# + +module Puppet::Parser::Functions + newfunction(:suffix, :type => :rvalue, :doc => <<-EOS +This function applies a suffix to all elements in an array. + +*Examples:* + + suffix(['a','b','c'], 'p') + +Will return: ['ap','bp','cp'] + EOS + ) do |arguments| + + # Technically we support two arguments but only first is mandatory ... + raise(Puppet::ParseError, "suffix(): Wrong number of arguments " + + "given (#{arguments.size} for 1)") if arguments.size < 1 + + array = arguments[0] + + unless array.is_a?(Array) + raise Puppet::ParseError, "suffix(): expected first argument to be an Array, got #{array.inspect}" + end + + suffix = arguments[1] if arguments[1] + + if suffix + unless suffix.is_a? String + raise Puppet::ParseError, "suffix(): expected second argument to be a String, got #{suffix.inspect}" + end + end + + # Turn everything into string same as join would do ... + result = array.collect do |i| + i = i.to_s + suffix ? i + suffix : i + end + + return result + end +end + +# vim: set ts=2 sw=2 et : |