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Diffstat (limited to 'lib/puppet/parser/functions/delete.rb')
-rw-r--r-- | lib/puppet/parser/functions/delete.rb | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/lib/puppet/parser/functions/delete.rb b/lib/puppet/parser/functions/delete.rb new file mode 100644 index 0000000..ab8f75b --- /dev/null +++ b/lib/puppet/parser/functions/delete.rb @@ -0,0 +1,34 @@ +# +# delete.rb +# + +# TODO(Krzysztof Wilczynski): We need to add support for regular expression ... +# TODO(Krzysztof Wilczynski): Support for strings and hashes too ... + +module Puppet::Parser::Functions + newfunction(:delete, :type => :rvalue, :doc => <<-EOS +Deletes a selected element from an array. + +*Examples:* + + delete(['a','b','c'], 'b') + +Would return: ['a','c'] + EOS + ) do |arguments| + + if (arguments.size != 2) then + raise(Puppet::ParseError, "delete(): Wrong number of arguments "+ + "given #{arguments.size} for 2") + end + + a = arguments[0] + item = arguments[1] + + a.delete(item) + a + + end +end + +# vim: set ts=2 sw=2 et : |