--- /dev/null
+module Puppet::Parser::Functions
+
+ newfunction(:getvar, :type => :rvalue, :doc => <<-'ENDHEREDOC') do |args|
+ Lookup a variable in a remote namespace.
+
+ For example:
+
+ $foo = getvar('site::data::foo')
+ # Equivalent to $foo = $site::data::foo
+
+ This is useful if the namespace itself is stored in a string:
+
+ $datalocation = 'site::data'
+ $bar = getvar("${datalocation}::bar")
+ # Equivalent to $bar = $site::data::bar
+ ENDHEREDOC
+
+ unless args.length == 1
+ raise Puppet::ParseError, ("getvar(): wrong number of arguments (#{args.length}; must be 1)")
+ end
+
+ begin
+ self.lookupvar("#{args[0]}")
+ rescue Puppet::ParseError # Eat the exception if strict_variables = true is set
+ end
+
+ end
+
+end