Fix prefix exception message (Closes #23364)

diff --git a/lib/puppet/parser/functions/prefix.rb b/lib/puppet/parser/functions/prefix.rb
index 62211ae684204d01817d87a85cfd5b52b59e3f02..d02286afac344c7e7db1a32b094633b29aa150ff 100644 (file)
--- a/lib/puppet/parser/functions/prefix.rb
+++ b/lib/puppet/parser/functions/prefix.rb
@@ -28,7 +28,7 @@ Will return: ['pa','pb','pc']
 
     if prefix
       unless prefix.is_a?(String)
-        raise Puppet::ParseError, "prefix(): expected second argument to be a String, got #{suffix.inspect}"
+        raise Puppet::ParseError, "prefix(): expected second argument to be a String, got #{prefix.inspect}"
       end
     end