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-rw-r--r--lib/puppet/parser/functions/rand.rb6
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/puppet/parser/functions/rand.rb b/lib/puppet/parser/functions/rand.rb
index 2cb9acb..6d870dc 100644
--- a/lib/puppet/parser/functions/rand.rb
+++ b/lib/puppet/parser/functions/rand.rb
@@ -6,6 +6,12 @@ module Puppet::Parser::Functions
newfunction(:rand, :type => :rvalue, :doc => <<-EOS
EOS
) do |arguments|
+
+ if (arguments.size != 0) and (arguments.size != 1) then
+ raise(Puppet::ParseError, "rand(): Wrong number of arguments "+
+ "given #{arguments.size} for 0 or 1")
+ end
+
end
end